Device | Flash (Kbytes) |
EEPROM (Kbytes) |
SRAM (Bytes) |
Max I/O Pins |
F.max (MHz) |
Vcc (V) | 10-bit A/D Channels |
Analog Comparator |
16-bit Timers |
8-bit Timer |
Brown Out Detector |
Ext Interrupts |
Hardware Multiplier |
Interrupts | On Chip Oscillator |
PWM Channels |
RTC | Self Program Memory |
SPI | TWI | UART | Watchdog | Packages | Green Packages |
AT90CAN128 | 128 | 4 | 4096 | 53 | 16 | 2.7 - 5.5 | 8 | Yes | 2 | 2 | Yes | 8 | Yes | 34 | Yes | 8 | Yes | Yes | Yes | -- | 2 | Yes | VQFN (Punched) 64 | VQFN (Punched) 64LQFP 64 |
AT90CAN32 | 32 | 1 | 2048 | 53 | 16 | 2.7 - 5.5 | 8 | Yes | 2 | 2 | Yes | 8 | Yes | 34 | Yes | 8 | Yes | Yes | Yes | -- | 2 | Yes | VQFN (Punched) 64 | VQFN (Punched) 64LQFP 64 |
AT90CAN64 | 64 | 2 | 4096 | 53 | 16 | 2.7 - 5.5 | 8 | Yes | 2 | 2 | Yes | 8 | Yes | 34 | Yes | 8 | Yes | Yes | Yes | -- | 2 | Yes | VQFN (Punched) 64 | VQFN (Punched) 64LQFP 64 |
ATmega164P | 16 | 0.5 | 1024 | 32 | 16 | 2.7 - 5.5 | 8 | Yes | 1 | 2 | Yes | 32 | Yes | 31 | Yes | 6 | Yes | Yes | 1+USART | Yes | 2 | Yes | VQFN (Sawn) 44 | VQFN (Sawn) 44TQFP 44 |
ATmega168 | 16 | 0.5 | 1024 | 23 | 16 | 2.7 - 5.5 | 8 | Yes | 1 | 2 | Yes | 26 | Yes | 26 | Yes | 6 | Yes | Yes | 1+USART | Yes | 1 | Yes | VQFN (Sawn) 32 | VQFN (Sawn) 32TQFP 32 |
ATmega169P | 16 | 0.5 | 1024 | 54 | 16 | 2.7 - 5.5 | 8 | Yes | 1 | 2 | Yes | 17 | Yes | 23 | Yes | 4 | Yes | Yes | Yes | USI | 1 | Yes | TQFP 64 | TQFP 64 |
ATmega324P | 32 | 1 | 2048 | 32 | 16 | 2.7 - 5.5 | 8 | Yes | 1 | 2 | Yes | 32 | Yes | 31 | Yes | 6 | Yes | Yes | 1+USART | Yes | 2 | Yes | VQFN (Sawn) 44 | VQFN (Sawn) 44TQFP 44 |
ATmega32C1 | 32 | 1 | 2048 | 27 | 16 | 2.7 - 5.5 | 11 | 4 | Yes | Yes | Yes | 4 | Yes | 31 | Yes | 4 | -- | Yes | Yes | Yes | 1 | Yes | TQFP 32 | TQFP 32VQFN (Sawn) 32 |
ATmega32M1 | 32 | 1 | 2048 | 27 | 16 | 2.7 - 5.5 | 11 | 4 | Yes | Yes | Yes | 4 | Yes | 31 | Yes | 10 | -- | Yes | Yes | Yes | 1 | Yes | TQFP 32 | TQFP 32VQFN (Sawn) 32 |
ATmega48 | 4 | 0.25 | 512 | 23 | 16 | 2.7 - 5.5 | 8 | Yes | 1 | 2 | Yes | 26 | Yes | 26 | Yes | 6 | Yes | Yes | 1+USART | Yes | 1 | Yes | VQFN (Sawn) 32 | VQFN (Sawn) 32TQFP 32 |
ATmega644P | 64 | 2 | 4096 | 32 | 16 | 2.7 - 5.5 | 8 | Yes | 1 | 2 | Yes | 32 | Yes | 32 | Yes | 6 | Yes | Yes | 1+USART | Yes | 2 | Yes | VQFN (Sawn) 32 | VQFN (Sawn) 32TQFP 44 |
ATmega64C1 | 64 | 2 | 4096 | 27 | 16 | 2.7 - 5.5 | 11 | 4 | Yes | Yes | Yes | 4 | Yes | 31 | Yes | 10 | -- | Yes | Yes | Yes | 1 | Yes | TQFP 32 | TQFP 32VQFN (Sawn) 32 |
ATmega64M1 | 64 | 2 | 4096 | 27 | 16 | 2.7 - 5.5 | 11 | 4 | Yes | Yes | Yes | 4 | Yes | 31 | Yes | 4 | -- | Yes | Yes | Yes | 1 | Yes | TQFP 32 | TQFP 32VQFN (Sawn) 32 |
ATmega88 | 8 | 0.5 | 1024 | 23 | 16 | 2.7 - 5.5 | 8 | Yes | 1 | 2 | Yes | 26 | Yes | 26 | Yes | 6 | Yes | Yes | 1+USART | Yes | 1 | Yes | VQFN (Sawn) 32 | VQFN (Sawn) 32TQFP 32 |
ATtiny167 | 16 | 0.5 | 512 | 16 | 16 | 2.7 - 5.5 | 11 | Yes | 1 | 1 | Yes | 16 | -- | 20 | Yes | 4 | Yes | Yes | 1+USI | No | Yes | Yes | VQFN (Sawn) 32 | VQFN (Sawn) 32TSSOP 20SOIC 20 |
ATtiny24 | 2 | 0.125 | 128 | 12 | 16 | 2.7 - 5.5 | 8 | Yes | 1 | 1 | Yes | 12 | -- | 17 | Yes | 4 | -- | Yes | USI | USI | -- | Yes | VQFN (Sawn) 20 | VQFN (Sawn) 20SOIC 14 |
ATtiny25 | 2 | 0.125 | 128 | 6 | 16 | 2.7 - 5.5 | 4 | Yes | -- | 2 | Yes | 7 | -- | 15 | Yes | 4 | -- | Yes | USI | USI | -- | Yes | VQFN (Sawn) 20 | VQFN (Sawn) 20SOIC-EIAJ 8 |
ATtiny261 | 2 | 0.125 | 128 | 16 | 16 | 2.7 - 5.5 | 11 | Yes | 1 | 2 | Yes | 2 | -- | 19 | Yes | 2 | -- | Yes | Yes | USI | -- | Yes | VQFN (Sawn) 32 | VQFN (Sawn) 32SOIC 20 |
ATtiny44 | 4 | 0.25 | 256 | 12 | 16 | 2.7 - 5.5 | 8 | Yes | 1 | 8 | Yes | 12 | -- | 17 | Yes | 4 | -- | Yes | USI | Yes | -- | Yes | VQFN (Sawn) 20 | VQFN (Sawn) 20SOIC 14 |
ATtiny45 | 4 | 0.25 | 256 | 6 | 16 | 2.7 - 5.5 | 4 | Yes | -- | 2 | Yes | 7 | -- | 15 | Yes | 4 | -- | Yes | USI | USI | -- | Yes | VQFN (Sawn) 20 | VQFN (Sawn) 20SOIC-EIAJ 8 |
ATtiny461 | 4 | 0.25 | 256 | 16 | 16 | 2.7 - 5.5 | 11 | Yes | 1 | 2 | Yes | 2 | -- | 19 | Yes | 2 | -- | Yes | Yes | USI | -- | Yes | VQFN (Sawn) 32 | VQFN (Sawn) 32SOIC 20 |
ATtiny84 | 8 | 0.5 | 512 | 12 | 16 | 2.7 - 5.5 | 8 | Yes | 1 | 1 | Yes | 12 | -- | 17 | Yes | 4 | -- | Yes | USI | USI | -- | Yes | VQFN (Sawn) 20 | VQFN (Sawn) 20SOIC 14 |
ATtiny85 | 8 | 0.5 | 512 | 6 | 16 | 2.7 - 5.5 | 4 | Yes | -- | 2 | Yes | 7 | -- | 15 | Yes | 4 | -- | Yes | USI | USI | -- | Yes | VQFN (Sawn) 20 | VQFN (Sawn) 20SOIC-EIAJ 8 |
ATtiny861 | 8 | 0.5 | 512 | 16 | 16 | 2.7 - 5.5 | 11 | Yes | 1 | 2 | Yes | 2 | -- | 19 | Yes | 2 | -- | Yes | Yes | USI | -- | Yes | VQFN (Sawn) 32 | VQFN (Sawn) 32SOIC 20 |
Device | Flash (Kbytes) |
EEPROM (Kbytes) |
SRAM (Bytes) |
Max I/O Pins |
F.max (MHz) |
Vcc (V) |
10-bit A/D Channels |
12-bit A/D Channels |
Analog Comparator |
16-bit Timers | 8-bit Timer |
Brown Out Detector |
Ext Interrupts |
Hardware Multiplier |
Interrupts | ISP | On Chip Oscillator |
Package Options |
PWM Channels |
RTC | Self Program Memory |
SPI | TWI | UART | Watchdog | Packages | Green Packages |
ATmega16HVA | 16 | 256 | 512 | 6 | 4 | 1.8 - 9.0 | -- | 5 | -- | 2 | -- | Yes | 3 | Yes | 21 | Yes | -- | -- | -- | -- | Yes | Yes | -- | -- | Yes | TSOP 28 | TSOP 28LGA 36 (8x5) |
ATmega16HVB | 16 | 512 | 1K | 12 | 8 | 39928 | -- | 7 | -- | 2 | -- | Yes | 4 | Yes | 29 | Yes | -- | -- | -- | -- | Yes | Yes | Yes | -- | Yes | TSSOP 44 | TSSOP 44 |
ATmega32HVB | 32 | 1 | 2K | 12 | 8 | 39928 | -- | 7 | -- | 2 | -- | Yes | 4 | Yes | 29 | Yes | -- | -- | -- | -- | Yes | Yes | Yes | -- | Yes | TSSOP 44 | TSSOP 44 |
ATmega406 | 40 | 0.5 | 2048 | 18 | 1 | 39928 | -- | -- | Yes | 1 | 1 | Yes | 4 | Yes | 23 | Yes | Yes | -- | 1 | Yes | Yes | -- | Yes | -- | Yes | LQFP 48 LQFP 48 | |
ATmega4HVD | 4 | 256 | 512 | 4 | 4 | 2.0 - 2.4 | 1 | -- | -- | 2 | -- | Yes | 2 | Yes | 16 | Yes | -- | -- | -- | -- | Yes | Yes | -- | -- | Yes | MLF (WQFN) 18 | MLF (WQFN) 18 |
ATmega8HVA | 8 | 256 | 512 | 6 | 4 | 1.8 - 9.0 | -- | 5 | -- | 2 | -- | Yes | 3 | Yes | 21 | Yes | -- | -- | -- | -- | Yes | Yes | -- | -- | Yes | TSOP 28 | TSOP 28LGA 36 (8x5) |
ATmega8HVD | 8 | 256 | 512 | 4 | 4 | 2.0 - 2.4 | 1 | -- | -- | 2 | -- | Yes | 2 | Yes | 16 | Yes | -- | -- | -- | -- | Yes | Yes | -- | -- | Yes | MLF (WQFN) 18 | MLF (WQFN) 18 |
Device | Flash (Kbytes) |
EEPROM (Kbytes) |
SRAM (Bytes) |
Max I/O Pins |
F.max (MHz) |
Vcc (V) |
16-bit Timers |
8-bit Timer |
PWM Channels |
RTC | SPI | UART | TWI | ISP | 10-bit A/D Channels |
Analog Comparator |
Brown Out Detector |
Watchdog | On Chip Oscillator |
Hardware Multiplier |
Interrupts | Ext Interrupts |
Self Program Memory |
Packages | Green Packages |
ATmega169P | 16 | 0.5 | 1024 | 54 | 16 | 1.8-5.5 | 1 | 2 | 4 | Yes | 1+USI | 1 | USI | Yes | 8 | Yes | Yes | Yes | Yes | Yes | 23 | 17 | Yes | TQFP 64 | TQFP 64 |
ATmega329 | 32 | 1 | 2048 | 54 | 16 | 1.8-5.5 | 1 | 2 | 4 | Yes | 1+USI | 1 | USI | Yes | 8 | Yes | Yes | Yes | Yes | Yes | 25 | 17 | Yes | TQFP 100 | TQFP 100MLF (VQFN) 64TQFP 64 |
ATmega3290 | 32 | 1 | 2048 | 69 | 16 | 1.8-5.5 | 1 | 2 | 4 | Yes | 1+USI | 1 | USI | Yes | 8 | Yes | Yes | Yes | Yes | Yes | 25 | 32 | Yes | MLF (VQFN) 64 TQFP 100 | TQFP 100TQFP 64 |
ATmega3290P | 32 | 1 | 2048 | 69 | 20 | 1.8-5.5 | 1 | 2 | 4 | Yes | 1+USI | 1 | USI | Yes | 8 | Yes | Yes | Yes | Yes | Yes | 25 | 32 | Yes | TQFP 100 | TQFP 100 |
ATmega329P | 32 | 1 | 2048 | 54 | 20 | 1.8-5.5 | 1 | 2 | 4 | Yes | 1+USI | 1 | USI | Yes | 8 | Yes | Yes | Yes | Yes | Yes | 25 | 17 | Yes | MLF (VQFN) 64 | MLF (VQFN) 64TQFP 64 |
ATmega649 | 64 | 2 | 4096 | 54 | 16 | 1.8-5.5 | 1 | 2 | 4 | Yes | 1+USI | 1 | USI | Yes | 8 | Yes | Yes | Yes | Yes | Yes | 25 | 17 | Yes | TQFP 100 | TQFP 100MLF (VQFN) 64TQFP 64 |
ATmega6490 | 64 | 2 | 4096 | 69 | 16 | 1.8-5.5 | 1 | 2 | 4 | Yes | 1+USI | 1 | USI | Yes | 8 | Yes | Yes | Yes | Yes | Yes | 25 | 32 | Yes | MLF (VQFN) 64 TQFP 100 | TQFP 100TQFP 64 |
Device | Flash (Kbytes) |
EEPROM (Kbytes) |
SRAM (Bytes) |
Max I/O Pins |
F.max (MHz) |
10-bit A/D Channels |
Analog Comparator |
16-bit Timers |
8-bit Timer |
Brown Out Detector |
Ext Interrupts |
Hardware Multiplier |
Interrupts | On Chip Oscillator |
PWM Channels |
Self Program Memory |
RTC | SPI | TWI | UART | Vcc (V) |
Watch dog |
ISP | Packages | Green Packages |
AT90PWM1 | 8 | 0.5 | 512 | 19 | 16 | -- | Yes | 1 | 1 | Yes | 4 | Yes | 26 | Yes | -- | Yes | Yes | 1 | -- | No | 2.7-5.5 | Yes | Yes | SOIC 24 SOIC 24 | |
AT90PWM2 | 8 | 0.5 | 512 | 19 | 16 | -- | Yes | 1 | 1 | Yes | 4 | Yes | 29 | Yes | -- | Yes | Yes | 1 | -- | Yes | 2.7-5.5 | Yes | Yes | SOIC 24 SOIC 24 | |
AT90PWM216 | 16 | 0.5 | 1024 | 19 | 16 | -- | Yes | 1 | 1 | Yes | 4 | Yes | 29 | Yes | -- | Yes | Yes | 1 | -- | Yes | 2.7-5.5 | Yes | Yes | SOIC 24 | SOIC 24 |
AT90PWM2B | 8 | 0.5 | 512 | 19 | 16 | -- | Yes | 1 | 1 | Yes | 4 | Yes | 29 | Yes | -- | Yes | Yes | 1 | -- | Yes | 2.7-5.5 | Yes | Yes | SOIC 24 SOIC 24 | |
AT90PWM3 | 8 | 0.5 | 512 | 27 | 16 | -- | Yes | 1 | 1 | Yes | 4 | Yes | 29 | Yes | -- | Yes | Yes | 1 | -- | Yes | 2.7-5.5 | Yes | Yes | VQFN (Punched) 32 | VQFN (Punched) 32SOIC 32 |
AT90PWM316 | 16 | 0.5 | 1024 | 27 | 16 | -- | Yes | 1 | 1 | Yes | 4 | Yes | 29 | Yes | -- | Yes | Yes | 1 | -- | Yes | 2.7-5.5 | Yes | Yes | VQFN (Punched) 32 | VQFN (Punched) 32SOIC 32 |
AT90PWM3B | 8 | 0.5 | 512 | 27 | 16 | -- | Yes | 1 | 1 | Yes | 4 | Yes | 29 | Yes | -- | Yes | Yes | 1 | -- | Yes | 2.7-5.5 | Yes | Yes | VQFN (Punched) 32 | VQFN (Punched) 32SOIC 32 |
Device | Flash (Kbytes) |
EEPROM (Kbytes) |
SRAM (Bytes) |
Max I/O Pins |
F.max (MHz) |
Vcc (V) | 10-bit A/D Channels |
Analog Comparator |
16-bit Timers |
8-bit Timer |
Brown Out Detector |
Ext Interrupts |
Hardware Multiplier |
Interrupts | ISP | On Chip Oscillator |
Package Options |
PWM Channels |
RTC | Self Program Memory |
SPI | TWI | UART | Watch dog |
Packages | Green Packages |
ATmega128 | 128 | 4 | 4096 | 53 | 16 | 2.7-5.5 | 8 | Yes | 2 | 2 | Yes | 8 | Yes | 34 | Yes | Yes | -- | 8 | Yes | Yes | 1 | Yes | 2 | Yes | MLF (VQFN) 64 | MLF (VQFN) 64TQFP 64 |
ATmega1280 | 128 | 4 | 8192 | 86 | 16 | 1.8-5.5 | 16 | Yes | 4 | 2 | Yes | 32 | Yes | 57 | Yes | Yes | -- | 16 | Yes | Yes | 1+USART | Yes | 4 | Yes | TQFP 100CBGA 100 TQFP 100 | |
ATmega1281 | 128 | 4 | 8192 | 54 | 16 | 1.8-5.5 | 8 | Yes | 4 | 2 | Yes | 17 | Yes | 48 | Yes | Yes | -- | 9 | Yes | Yes | 1+USART | Yes | 2 | Yes | MLF (VQFN) 64TQFP 64 MLF (VQFN) 64 | |
ATmega1284P | 128 | 4 | 16K | 32 | 20 | 1.8 - 5.5 | Yes | Yes | 2 | 2 | Yes | 3 | Yes | 35 | Yes | Yes | -- | 6 | Yes | Yes | Yes | Yes | 2 | Yes | MLF (VQFN) 44 | MLF (VQFN) 44PDIP 40TQFP 44 |
ATmega162 | 16 | 0.5 | 1024 | 35 | 16 | 1.8-5.5 | -- | Yes | 2 | 2 | Yes | 3 | Yes | 28 | Yes | Yes | -- | 6 | Yes | Yes | 1 | -- | 2 | Yes | MLF (VQFN) 44 | MLF (VQFN) 44PDIP 40TQFP 44 |
ATmega164P | 16 | 0.5 | 1024 | 32 | 20 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 32 | Yes | 31 | Yes | Yes | -- | 6 | Yes | Yes | 1+USART | Yes | 2 | Yes | MLF (VQFN) 44 | MLF (VQFN) 44PDIP 40TQFP 44QFN 44 |
ATmega164PA | 16 | 0.5 | 1024 | 32 | 20 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 32 | Yes | 31 | Yes | Yes | -- | 6 | Yes | Yes | 1+USART | Yes | 2 | Yes | VFBGA 49 (7x7) | VFBGA 49 (7x7)MLF (VQFN) 44PDIP 40TQFP 44QFN 44 |
ATmega165P | 16 | 0.5 | 1024 | 54 | 16 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 17 | Yes | 23 | Yes | Yes | -- | 4 | Yes | Yes | 1+USI | USI | 1 | Yes | MLF (VQFN) 64 | MLF (VQFN) 64TQFP 64 |
ATmega168 | 16 | 0.5 | 1024 | 23 | 20 | 1.8-5.5 | 39972 | Yes | 1 | 2 | Yes | 26 | Yes | 26 | Yes | Yes | -- | 6 | Yes | Yes | 1+USART | Yes | 1 | Yes | MLF (VQFN) 32 | MLF (VQFN) 32PDIP 28TQFP 32 |
ATmega168P | 16 | 0.5 | 1024 | 23 | 20 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 26 | Yes | 26 | Yes | Yes | -- | 6 | Yes | Yes | 1+USART | Yes | 1 | Yes | MLF (VQFN) 32 | MLF (VQFN) 32PDIP 28TQFP 32 |
ATmega16A | 16 | 0.5 | 1024 | 32 | 16 | 2.7-5.5 | 8 | Yes | 1 | 2 | Yes | 3 | Yes | 20 | Yes | Yes | -- | 4 | Yes | Yes | 1 | Yes | 1 | Yes | MLF (VQFN) 44 | MLF (VQFN) 44PDIP 40TQFP 44 |
ATmega2560 | 256 | 4 | 8192 | 86 | 16 | 1.8-5.5 | 16 | Yes | 4 | 2 | Yes | 32 | Yes | 57 | Yes | Yes | -- | 16 | Yes | Yes | 1+USART | Yes | 4 | Yes | CBGA 100 TQFP 100 | TQFP 100 |
ATmega2561 | 256 | 4 | 8192 | 54 | 16 | 1.8-5.5 | 8 | Yes | 4 | 2 | Yes | 17 | Yes | 48 | Yes | Yes | -- | 9 | Yes | Yes | 1+USART | Yes | 2 | Yes | MLF (VQFN) 64 | MLF (VQFN) 64TQFP 64 |
ATmega324P | 32 | 1 | 2048 | 32 | 20 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 32 | Yes | 31 | Yes | Yes | -- | 6 | Yes | Yes | 1+USART | Yes | 2 | Yes | MLF (VQFN) 44 | MLF (VQFN) 44PDIP 40TQFP 44 |
ATmega324PA | 32 | 1 | 2048 | 32 | 20 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 32 | Yes | 31 | Yes | Yes | -- | 6 | Yes | Yes | 1+USART | Yes | 2 | Yes | VFBGA 49 (7x7) | VFBGA 49 (7x7)MLF (VQFN) 44PDIP 40TQFP 44QFN 44 |
ATmega325 | 32 | 1 | 2048 | 54 | 16 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 17 | Yes | 23 | Yes | Yes | -- | 4 | Yes | Yes | 1+USI | USI | 1 | Yes | MLF (VQFN) 64 | MLF (VQFN) 64TQFP 64 |
ATmega3250 | 32 | 1 | 2048 | 69 | 16 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 17 | Yes | 32 | Yes | Yes | -- | 4 | Yes | Yes | 1+USI | USI | 1 | Yes | TQFP 100 | TQFP 100 |
ATmega3250P | 32 | 1 | 2048 | 69 | 20 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 17 | Yes | 32 | Yes | Yes | -- | 4 | Yes | Yes | 1+USI | USI | 1 | Yes | TQFP 100 | TQFP 100 |
ATmega325P | 32 | 1 | 2048 | 54 | 20 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 17 | Yes | 23 | Yes | Yes | -- | 4 | Yes | Yes | 1+USI | USI | 1 | Yes | MLF (VQFN) 64 | MLF (VQFN) 64TQFP 64 |
ATmega328P | 32 | 1 | 2048 | 23 | 20 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 26 | Yes | 26 | Yes | Yes | -- | 6 | Yes | Yes | 1+USART | Yes | 1 | Yes | MLF (VQFN) 32 | MLF (VQFN) 32PDIP 28TQFP 32 |
ATmega32A | 32 | 1 | 2048 | 32 | 16 | 2.7-5.5 | 8 | Yes | 1 | 2 | Yes | 3 | Yes | 19 | Yes | Yes | -- | 4 | Yes | Yes | 1 | Yes | 1 | Yes | MLF (VQFN) 44 | MLF (VQFN) 44PDIP 40TQFP 44 |
ATmega48PA | 4 | 0.25 | 512 | 23 | 20 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 26 | Yes | 26 | Yes | Yes | -- | 6 | Yes | Yes | 1+USART | Yes | 1 | Yes | MLF (VQFN) 28 | MLF (VQFN) 28MLF (VQFN) 32PDIP 28TQFP 32 |
ATmega64 | 64 | 2 | 4096 | 54 | 16 | 2.7-5.5 | 8 | Yes | 2 | 2 | Yes | 8 | Yes | 34 | Yes | Yes | -- | 8 | Yes | Yes | 1 | Yes | 2 | Yes | MLF (VQFN) 64 | MLF (VQFN) 64TQFP 64 |
ATmega640 | 64 | 4 | 8192 | 86 | 16 | 1.8-5.5 | 16 | Yes | 4 | 2 | Yes | 32 | Yes | 57 | Yes | Yes | -- | 16 | Yes | Yes | 1+USART | Yes | 4 | Yes | TQFP 100CBGA 100 TQFP 100 | |
ATmega644 | 64 | 2 | 4096 | 32 | 20 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 32 | Yes | 31 | Yes | Yes | -- | 6 | Yes | Yes | 1+USART | Yes | 1 | Yes | MLF (VQFN) 44 | MLF (VQFN) 44PDIP 40TQFP 44 |
ATmega644P | 64 | 2 | 4096 | 32 | 20 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 32 | Yes | 31 | Yes | Yes | -- | 6 | Yes | Yes | 1+USART | Yes | 2 | Yes | MLF (VQFN) 44 | MLF (VQFN) 44PDIP 40TQFP 44 |
ATmega645 | 64 | 2 | 4096 | 54 | 16 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 17 | Yes | 23 | Yes | Yes | -- | 4 | Yes | Yes | 1+USI | USI | 1 | Yes | MLF (VQFN) 64 | MLF (VQFN) 64TQFP 64 |
ATmega6450 | 64 | 2 | 4096 | 69 | 16 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 17 | Yes | 32 | Yes | Yes | -- | 4 | Yes | Yes | 1+USI | USI | 1 | Yes | TQFP 100 | TQFP 100 |
ATmega8 | 8 | 0.5 | 1024 | 23 | 16 | 2.7-5.5 | 39972 | Yes | 1 | 2 | Yes | 2 | Yes | 18 | Yes | Yes | -- | 3 | Yes | Yes | 1 | Yes | 1 | Yes | MLF (VQFN) 32 | MLF (VQFN) 32PDIP 28TQFP 32 |
ATmega8515 | 8 | 0.5 | 512 | 35 | 16 | 2.7-5.5 | -- | -- | 1 | 1 | Yes | 3 | Yes | 16 | Yes | Yes | PDIP40, TQFP44 | 3 | -- | Yes | 1 | -- | 1 | Yes | PLCC 44 MLF (VQFN) 44 | MLF (VQFN) 44PDIP 40TQFP 44 |
ATmega8535 | 8 | 0.5 | 512 | 32 | 16 | 2.7-5.5 | 8 | Yes | 1 | 2 | Yes | 3 | Yes | 20 | Yes | Yes | -- | 4 | -- | Yes | 1 | Yes | 1 | Yes | PLCC 44 MLF (VQFN) 44 | MLF (VQFN) 44PDIP 40TQFP 44 |
ATmega88P | 8 | 0.5 | 1024 | 23 | 20 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 26 | Yes | 26 | Yes | Yes | -- | 6 | Yes | Yes | 1+USART | Yes | 1 | Yes | MLF (VQFN) 32 | MLF (VQFN) 32PDIP 28TQFP 32 |
ATmega88PA | 8 | 0.5 | 1024 | 23 | 20 | 1.8-5.5 | 8 | Yes | 1 | 2 | Yes | 26 | Yes | 26 | Yes | Yes | -- | 6 | Yes | Yes | 1+USART | Yes | 1 | Yes | MLF (VQFN) 28 | MLF (VQFN) 28MLF (VQFN) 32PDIP 28TQFP 32 |
Device | Flash (Kbytes) | EEPROM (Bytes) | SRAM (Bytes) | Max I/O Pins | F.max (MHz) | Vcc (V) | 10-bit A/D Channels | Analog Comparator | 16-bit Timers | 8-bit Timer | Brown Out Detector | Ext Interrupts | Hardware Multiplier | Interrupts | ISP | On Chip Oscillator | Package Options | PWM Channels | RTC | Self Program Memory | SPI | TWI | UART | Watchdog | CAN | picoPower | Packages | Green Packages |
ATtiny10 | 1 | -- | 32 | 4 | 12 | 1.8-5.5V | 40276 | Yes | 1 | -- | -- | -- | -- | 11 | -- | Yes | -- | 2 | -- | -- | -- | -- | -- | Yes | -- | -- | UDFN / USON 8 | UDFN / USON 8 SOT23 6 |
ATtiny13A | 1 | 64 | 64B + 32 reg | 6 | 20 | 1.8-5.5 | 4 | Yes | -- | 1 | Yes | 6 | No | 9 | Yes | Yes | -- | 2 | -- | Yes | -- | -- | -- | Yes | -- | -- | SOIC (150mil) 8 | SOIC (150mil) 8 SOIC (208mil) 8 MLF (WQFN) 20 PDIP 8 MLF (VDFN) 10 |
ATtiny167 | 16 | -- | 512 | 16 | 16 | 2.7 - 5.5 | 11 | Yes | 1 | 1 | Yes | 16 | -- | 20 | -- | Yes | -- | 4 | Yes | Yes | 1+USI | No | Yes | Yes | -- | -- | VQFN (Sawn) 32 | VQFN (Sawn) 32 TSSOP 20 SOIC 20 |
ATtiny20 | 2 | -- | 128 | 12 | 12 | 1.8-5.5V | 8 | Yes | 1 | 1 | -- | -- | -- | 11 | -- | Yes | -- | 2 | -- | -- | Yes | Yes | -- | Yes | -- | -- | VQFN 20 | VQFN 20 TSSOP 14 UFBGA 15 SOIC 14 |
ATtiny2313A | 2 | 128 | 128 | 18 | 20 | 1.8-5.5 | -- | Yes | 1 | 1 | Yes | 2 | -- | 8 | Yes | Yes | -- | 4 | -- | Yes | USI | USI | 1 | Yes | -- | -- | SOIC (300mil) 20 | SOIC (300mil) 20 MLF (WQFN) 20 PDIP 20 |
ATtiny24A | 2 | 128 | 128 | 12 | 20 | 1.8-5.5 | 8 | Yes | 1 | 1 | Yes | 12 | -- | 17 | Yes | Yes | -- | 4 | -- | Yes | USI | USI | -- | Yes | -- | -- | MLF (WQFN) 20 | MLF (WQFN) 20 VQFN 20 PDIP 14 SOIC (150mil) 14 |
ATtiny25 | 2 | 128 | 128 | 6 | 20 | 1.8-5.5 | 4 | Yes | -- | 2 | Yes | 7 | -- | 15 | Yes | Yes | -- | 4 | -- | Yes | USI | USI | -- | Yes | -- | -- | SOIC (150mil) 8 | SOIC (150mil) 8 SOIC (208mil) 8 MLF (WQFN) 20 PDIP 8 |
ATtiny261A | 2 | 128 | 128 | 16 | 20 | 1.8 - 5.5 | 11 | Yes | 1 | 1 | Yes | 2 | -- | 19 | Yes | Yes | -- | 6 | -- | Yes | Yes | USI | -- | Yes | -- | -- | SOIC (300mil) 20 | SOIC (300mil) 20 TSSOP 20 MLF (VQFN) 32 PDIP 20 |
ATtiny28L | 2 | -- | 32 | 11 | 4 | 1.8-5.5 | -- | Yes | -- | 1 | -- | 2(+8) | -- | 5 | -- | Yes | -- | -- | -- | -- | -- | -- | -- | Yes | -- | -- | TQFP 32 MLF (VQFN) 32 PDIP 28 TQFP 32 | |
ATtiny4 | 0.5 | -- | 32 | 4 | 12 | 1.8-5-5V | -- | Yes | 1 | -- | -- | 1 | -- | 11 | -- | Yes | -- | 2 | -- | -- | -- | -- | -- | Yes | -- | -- | UDFN / USON 8 | UDFN / USON 8 SOT23 6 |
ATtiny4313 | 4 | 128 | 128 | 18 | 20 | 1.8-5.5 | -- | Yes | 1 | 1 | Yes | 2 | -- | 8 | Yes | Yes | -- | 4 | -- | Yes | USI | USI | 1 | Yes | -- | -- | SOIC (300mil) 20 | SOIC (300mil) 20 MLF (WQFN) 20 PDIP 20 |
ATtiny43U | 4 | 64 | 256 | 16 | 8 | 0.7 - 1.8 | 4 | Y | -- | 2 | Y | 17 | -- | 16 | Y | Y | -- | 4 | -- | Y | USI | USI | -- | Y | -- | -- | SOIC (300mil) 20 | SOIC (300mil) 20 MLF (WQFN) 20 |
ATtiny44A | 4 | 256 | 256 | 12 | 20 | 1.8-5.5 | 8 | Yes | 1 | 1 | Yes | 12 | -- | 17 | Yes | Yes | -- | 4 | -- | Yes | USI | USI | -- | Yes | -- | -- | MLF (WQFN) 20 | MLF (WQFN) 20 VQFN 20 PDIP 14 SOIC (150mil) 14 |
ATtiny45 | 4 | 256 | 256 | 6 | 20 | 1.8-5.5 | 4 | Yes | -- | 2 | Yes | 7 | -- | 15 | Yes | Yes | -- | 4 | -- | Yes | USI | USI | -- | Yes | -- | -- | SOIC (208mil) 8 | SOIC (208mil) 8 MLF (WQFN) 20 PDIP 8 |
ATtiny461A | 4 | 256 | 256 | 16 | 20 | 1.8 - 5.5 | 11 | Yes | 1 | 1 | Yes | 2 | -- | 19 | Yes | Yes | -- | 6 | -- | Yes | USI | USI | -- | Yes | -- | -- | SOIC (300mil) 20 | SOIC (300mil) 20 TSSOP 20 MLF (VQFN) 32 PDIP 20 |
ATtiny48 | 4 | 64 | 256 | 24/28 | 12 | 1.8 - 5.5 | 40337 | Yes | 1 | 1 | Yes | 24 | -- | 20 | Yes | Yes | -- | 1 | -- | Yes | Yes | Yes | -- | Yes | -- | -- | TQFP 32 | TQFP 32 MLF (VQFN) 28 MLF (VQFN) 32 PDIP 28 |
ATtiny5 | 0.5 | -- | 32 | 4 | 12 | 1.8-5-5V | 40276 | Yes | 1 | -- | -- | -- | -- | 11 | -- | Yes | -- | 2 | -- | -- | -- | -- | -- | Yes | -- | -- | UDFN / USON 8 | UDFN / USON 8 SOT23 6 |
ATtiny84 | 8 | 512 | 512 | 12 | 20 | 1.8-5.5 | 8 | Yes | 1 | 1 | Yes | 12 | -- | 17 | Yes | Yes | -- | 4 | -- | Yes | USI | USI | -- | Yes | -- | -- | MLF (WQFN) 20 | MLF (WQFN) 20 PDIP 14 SOIC (150mil) 14 |
ATtiny85 | 8 | 512 | 512 | 6 | 20 | 1.8-5.5 | 4 | Yes | -- | 2 | Yes | 7 | -- | 15 | Yes | Yes | -- | 4 | -- | Yes | USI | USI | -- | Yes | -- | -- | SOIC (208mil) 8 | SOIC (208mil) 8 MLF (WQFN) 20 PDIP 8 |
ATtiny861A | 8 | 512 | 512 | 16 | 20 | 1.8 - 5.5 | 11 | Yes | 1 | 1 | Yes | 2 | -- | 19 | Yes | Yes | -- | 6 | -- | Yes | Yes | USI | -- | Yes | -- | -- | SOIC (300mil) 20 | SOIC (300mil) 20 TSSOP 20 MLF (VQFN) 32 PDIP 20 |
ATtiny87 | 16 | -- | 512 | 16 | 16 | 2.7 - 5,5 | 11 | Yes | -- | 1 | Yes | 16 | -- | 20 | -- | Yes | -- | 4 | Yes | Yes | 1+USI | No | Yes | Yes | -- | -- | VQFN (Sawn) 32 | VQFN (Sawn) 32 TSSOP 20 SOIC 20 |
ATtiny88 | 8 | 64 | 512 | 24/28 | 12 | 1.8 - 5.5 | 40337 | Yes | 1 | 1 | Yes | 24 | -- | 20 | Yes | Yes | -- | 1 | -- | Yes | Yes | Yes | -- | Yes | -- | -- | TQFP 32 | TQFP 32 MLF (VQFN) 28 MLF (VQFN) 32 PDIP 28 |
ATtiny9 | 1 | -- | 32 | 4 | 12 | 1.8-5-5V | -- | Yes | 1 | -- | -- | 1 | -- | 11 | -- | Yes | -- | 2 | -- | -- | -- | -- | -- | Yes | -- | -- | UDFN / USON 8 | UDFN / USON 8 SOT23 6 |
Device | Flash (Kbytes) | EEPROM (Kbytes) | SRAM (Bytes) | Max I/O Pins | USB | Packages | Green Packages |
AT90USB1286 | 128 | 4 | 8192 | 48 | -- | VQFN (Sawn) 64 | VQFN (Sawn) 64 |
AT90USB1287 | 128 | 4 | 8192 | 48 | -- | TQFP 64 | TQFP 64VQFN (Sawn) 64 |
AT90USB162 | 16 | 0.5 | 512 | 22 | -- | VQFN (Sawn) 32 | VQFN (Sawn) 32TQFP 32 |
AT90USB646 | 64 | 2 | 4096 | 48 | -- | VQFN (Sawn) 64 | VQFN (Sawn) 64 |
AT90USB647 | 64 | 2 | 4096 | 48 | -- | TQFP 64 | TQFP 64VQFN (Sawn) 64 |
AT90USB82 | 8 | 0.5 | 512 | 22 | -- | VQFN (Sawn) 32 | VQFN (Sawn) 32TQFP 32 |
ATmega16U4 | 16 | 1 | 2.5K | 26 | -- | VQFN (Sawn) 44 | VQFN (Sawn) 44TQFP 44 |
ATmega32U4 | 32 | 1 | 2.5K | 26 | -- | VQFN (Sawn) 44 | VQFN (Sawn) 44TQFP 44 |
Device | Flash (Kbytes) |
Boot Code (Kbytes) |
EEPROM (Kbytes) |
SRAM (Kbytes) |
DMA Channels |
Event Channels |
I/O | F.max (MHz) |
Vcc (V) |
16-bit Timers |
PWM Channels |
RTC | SPI | TWI | USART | 12-bit A/D Channels |
12-bit D/A Channels |
Analog Comparator |
On Chip Oscillator |
Packages | Green Packages |
ATxmega128A1 | 128 | 8 | 2 | 8 | 4 | 8 | 78 | 32 | 1.8 - 3.6 | 8 | 24 | 16-bit | 4 | 4 | 8 | 16 | 4 | 4 | Yes | TQFP 100 | TQFP 100CBGA 100 |
ATxmega128A3 | 128 | 8 | 2 | 8 | 4 | 8 | 50 | 32 | 1.8 - 3.6 | 7 | 22 | 16-bit | 4 | 4 | 7 | 16 | 2 | 4 | Yes | MLF (VQFN) 64 | MLF (VQFN) 64TQFP 64 |
ATxmega128A4 | 128 | 4 | 2 | 8 | 4 | 8 | 34 | 32 | 1.8 - 3.6 | 5 | 16 | 16-bit | 2 | 2 | 5 | 12 | 2 | 2 | Yes | MLF (VQFN) 44 | MLF (VQFN) 44TQFP 44 |
ATxmega16A4 | 16 | 4 | 1 | 2 | 4 | 8 | 34 | 32 | 1.8 - 3.6 | 5 | 16 | 16-bit | 2 | 2 | 5 | 12 | 2 | 2 | Yes | MLF (VQFN) 44 | MLF (VQFN) 44TQFP 44 |
ATxmega192A1 | 192 | 8 | 4 | 16 | 4 | 8 | 78 | 32 | 1.8 - 3.6 | 8 | 24 | 16-bit | 4 | 4 | 8 | 16 | 4 | 4 | Yes | TQFP 100 | TQFP 100CBGA 100 |
ATxmega192A3 | 192 | 8 | 4 | 16 | 4 | 8 | 50 | 32 | 1.8 - 3.6 | 7 | 22 | 16-bit | 3 | 2 | 7 | 16 | 2 | 4 | Yes | MLF (VQFN) 64 | MLF (VQFN) 64TQFP 64 |
ATxmega256A1 | 256 | 8 | 4 | 16 | 4 | 8 | 78 | 32 | 1.8 - 3.6 | 8 | 24 | 16-bit | 4 | 4 | 8 | 16 | 4 | 4 | Yes | TQFP 100 | TQFP 100CBGA 100 |
ATxmega256A3 | 256 | 8 | 4 | 16 | 4 | 8 | 50 | 32 | 1.8 - 3.6 | 7 | 22 | 16-bit | 3 | 2 | 7 | 16 | 2 | 4 | Yes | MLF (VQFN) 64 | MLF (VQFN) 64TQFP 64 |
ATxmega256A3B | 256 | 8 | 4 | 16 | 4 | 8 | 50 | 32 | 1.8 - 3.6 | 7 | 22 | 16-bit | 3 | 2 | 7 | 16 | 2 | 4 | Yes | MLF (VQFN) 64 | MLF (VQFN) 64TQFP 64 |
ATxmega32A4 | 32 | 4 | 1 | 4 | 4 | 8 | 34 | 32 | 1.8 - 3.6 | 5 | 16 | 16-bit | 2 | 2 | 5 | 12 | 2 | 2 | Yes | MLF (VQFN) 44 | MLF (VQFN) 44TQFP 44 |
ATxmega384A1 | 384 | 8 | 4 | 32 | 4 | 8 | 78 | 32 | 1.8 - 3.6 | 8 | 24 | 16-bit | 4 | 4 | 8 | 16 | 4 | 4 | Yes | TQFP 100 | TQFP 100CBGA 100 |
ATxmega64A1 | 64 | 4 | 2 | 4 | 4 | 8 | 78 | 32 | 1.8 - 3.6 | 8 | 24 | 16-bit | 4 | 4 | 8 | 16 | 4 | 4 | Yes | TQFP 100 | TQFP 100CBGA 100 |
ATxmega64A3 | 64 | 4 | 2 | 4 | 4 | 8 | 50 | 32 | 1.8 -3.6 | 7 | 22 | 16-bit | 3 | 2 | 7 | 16 | 2 | 4 | Yes | MLF (VQFN) 64 | MLF (VQFN) 64TQFP 64 |
ATxmega64A4 | 64 | 4 | 2 | 4 | 4 | 8 | 34 | 32 | 1.8 - 3.6 | 5 | 16 | 16-bit | 2 | 2 | 5 | 12 | 2 | 2 | Yes | MLF (VQFN) 44 | MLF (VQFN) 44TQFP 44 |
ATMEL 爱特梅尔的AVR. 微控制器有一个RISC 核心运行单周期指令和限制对外在组分的需要的一个明确定义的I/O 结构。内部振荡器, 定时器, UART, SPI, 上拉电阻, 脉冲宽度调制, ADC, 模拟比较器和看门狗定时器是AVR 设备里的一些特性。 AVR 指令可协调用于减小程序的规模,不论代码是用C 或汇编写的。AVR有内嵌于芯片的系统可编程的Flash和EEPROM, 这是为了优化成本和使产品迅速面向市场的一个理想选择。