ATmega649-16AI 带有64K系统内可编程Flash存储器TQFP-64封装
| Flash (Kbytes) |
64 |
| EEPROM (Kbytes) |
2 |
| SRAM (Bytes) |
4096 |
| Max I/O Pins |
54 |
| F.max (MHz) |
16 |
| Vcc (V) |
1.8-5.5 |
| 16-bit Timers |
1 |
| 8-bit Timer |
2 |
| PWM Channels |
4 |
| RTC |
Yes |
| SPI |
1+USI |
| UART |
1 |
| TWI |
USI |
| ISP |
Yes |
| 10-bit A/D Channels |
8 |
| Analog Comparator |
Yes |
| Brown Out Detector |
Yes |
| Watchdog |
Yes |
| On Chip Oscillator |
Yes |
| Hardware Multiplier |
Yes |
| Interrupts |
25 |
| Ext Interrupts |
17 |
| Self Program Memory |
Yes |
| Pb-Free Packages |
TQFP 100
MLF (VQFN) 64
TQFP 64 |
64-Kbyte self-programming Flash Program Memory, 4-Kbyte SRAM, 2-KByte EEPROM, 8 Channel 10-bit A/D-converter. JTAG interface for on-chip-debug. 4 X 25 Segment LCD Driver. Up to 16 MIPS throughput at 16 MHz. 1.8 - 5.5 Volt operation.
The ATmega329/3290/649/6490 is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture.
By executing powerful instructions in a single clock cycle, the ATmega329/3290/649/6490 achieves throughputs
approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.
ATmega649-16AI 特性
- High Performance, Low Power AVR(R) 8-Bit Microcontroller
- Advanced RISC Architecture
– 130 Powerful Instructions – Most Single Clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation
– Up to 16 MIPS Throughput at 16 MHz
– On-Chip 2-cycle Multiplier
- High Endurance Non-volatile Memory Segments
– In-System Self-programmable Flash Program Memory 32K Bytes (ATmega329/ATmega3290) 64K Bytes (ATmega649/ATmega6490)
– EEPROM：1K bytes (ATmega329/ATmega3290)，2K bytes (ATmega649/ATmega6490)
– Internal SRAM：2K bytes (ATmega329/ATmega3290)，4K bytes (ATmega649/ATmega6490)
– Write/Erase Cycles: 10,000 Flash/ 100,000 EEPROM
– Data retention: 20 years at 85°C/100 years at 25°C(1)，Optional Boot Code Section with Independent Lock Bits In-System Programming by On-chip Boot Program True Read-While-Write Operation，Programming Lock for Software Security
- JTAG (IEEE std. 1149.1 compliant) Interface Boundary-scan Capabilities According to the JTAG Standard，Extensive On-chip Debug Support
Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface
- Peripheral Features
– 4 x 25 Segment LCD Driver (ATmega329/ATmega649)
– 4 x 40 Segment LCD Driver (ATmega3290/ATmega6490)
– Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode
– One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode
– Real Time Counter with Separate Oscillator
– Four PWM Channels
– 8-channel, 10-bit ADC
– Programmable Serial USART
– Master/Slave SPI Serial Interface
– Universal Serial Interface with Start Condition Detector
– Programmable Watchdog Timer with Separate On-chip Oscillator
– On-chip Analog Comparator
– Interrupt and Wake-up on Pin Change
- Special Microcontroller Features
– Power-on Reset and Programmable Brown-out Detection
– Internal Calibrated Oscillator
– External and Internal Interrupt Sources
– Five Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, and
Standby
- I/O and Packages
– 53/68 Programmable I/O Lines
– 64-lead TQFP, 64-pad QFN/MLF, and 100-lead TQFP
- Speed Grade:
– ATmega329V/ATmega3290V/ATmega649V/ATmega6490V:
– 0 - 4 MHz @ 1.8 - 5.5V, 0 - 8 MHz @ 2.7 - 5.5V
– ATmega329/3290/649/6490:
– 0 - 8 MHz @ 2.7 - 5.5V, 0 - 16 MHz @ 4.5 - 5.5V
- Temperature range:
– -40°C to 85°C Industrial
- Ultra-Low Power Consumption
– Active Mode:
- 1 MHz, 1.8V:350 μA32 kHz, 1.8V: 20 μA (including Oscillator)
32 kHz, 1.8V: 40 μA (including Oscillator and LCD)
- Power-down Mode:100 nA at 1.8V
ATmega649-16AI 订购型号
ATmega649-16AI 应用技术支持与电子电路设计开发资源下载
- ATmega649 数据手册DataSheet 下载. PDF（完整版）
- Atmel 爱特梅尔AVR 微控制器简介.PDF (编号:Tech AVR 000)MLF 32
- 面向新手的AVR 开发工具,及基本知识.PDF(编号:Tech AVR 001)
- 使用AVR 定时/计数器的PWM功能设计要点 .PDF
- AVR指令集（版本：0856G–AVR–07/08）
- AVR 微控制器汽车应用解决方案 . pdf
- AVR 微控制器选型指南. pdf
- ATMEL 爱特梅尔公司全线产品目录. pdf