ATtiny261-20PU带有2K系统内可编程Flash存储器DIP-20封装

Flash (Kbytes)	2
EEPROM (Kbytes)	0.125
SRAM (Bytes)	128
Max I/O Pins	16
F.max (MHz)	20
Vcc (V)	1.8 - 5.5
10-bit A/D Channels	11
Analog Comparator	Yes
16-bit Timers	1
8-bit Timer	2
Brown Out Detector	Yes
Ext Interrupts	2
Interrupts	19
ISP	Yes
On Chip Oscillator	Yes
PWM Channels	2
Self Program Memory	Yes
SPI	Yes
TWI	USI
Watchdog	Yes
writeText (varGreenPackage) Pb-Free Packages	MLF (VQFN) 32 PDIP 20 SOIC ( 300mil) 20

2K Bytes of In-System Self-Programmable Flash, 128 Bytes In-System Programmable EEPROM, 128 Bytes Internal SRAM. One 8/16-bit timer/counter with PWM and prescaler, one 8/10-bit High-speed timer/counter with PWM and separate prescaler, 10-bit ADC, USI-Universal Serial Interface. debugWIRE for on-chip-debug. Up to 16 MIPS throughput at 16 MHz. 2.7 - 5.5 V operation.

• 2KB 系统内可编程Flash存储器：ATtiny261
• 4KB 系统内可编程Flash存储器：ATtiny461
• 8KB 系统内可编程Flash存储器：ATtiny861

The ATtiny261/461/861 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 ATtiny261/461/861 achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.

ATtiny261-20PU 特性

• High Performance, Low Power AVR(R) 8-Bit Microcontroller
• Advanced RISC Architecture
  – 123 Powerful Instructions – Most Single Clock Cycle Execution
  – 32 x 8 General Purpose Working Registers
  – Fully Static Operation
• Non-volatile Program and Data Memories
  – 2/4/8K Byte of In-System Programmable Program Memory Flash
  (ATtiny261/461/861)
  Endurance: 10,000 Write/Erase Cycles
  – 128/256/512 Bytes In-System Programmable EEPROM (ATtiny261/461/861)
  Endurance: 100,000 Write/Erase Cycles
  – 128/256/512 Bytes Internal SRAM (ATtiny261/461/861)
  – Programming Lock for Self-Programming Flash Program and EEPROM Data
  Security
• Peripheral Features
  – 8/16-bit Timer/Counter with Prescaler
  – 8/10-bit High Speed Timer/Counter with Separate Prescaler
  3 High Frequency PWM Outputs with Separate Output Compare Registers
  Programmable Dead Time Generator
  – Universal Serial Interface with Start Condition Detector
  – 10-bit ADC
  11 Single Ended Channels
  16 Differential ADC Channel Pairs
  15 Differential ADC Channel Pairs with Programmable Gain (1x, 8x, 20x, 32x)
  – Programmable Watchdog Timer with Separate On-chip Oscillator
  – On-chip Analog Comparator
• Special Microcontroller Features
  – debugWIRE On-chip Debug System
  – In-System Programmable via SPI Port
  – External and Internal Interrupt Sources
  – Low Power Idle, ADC Noise Reduction, and Power-down Modes
  – Enhanced Power-on Reset Circuit
  – Programmable Brown-out Detection Circuit
  – Internal Calibrated Oscillator
• I/O and Packages
  – 16 Programmable I/O Lines
  – 20-pin SOIC, 32-pad MLF and 20-lead TSSOP
• Operating Voltage:
  – 2.7 - 5.5V for ATtiny261/461/861
• Speed Grade:
  – ATtiny261/461/861: 0 - 8 MHz @ 2.7 - 5.5V, 0 - 16 MHz @ 4.5 - 5.5V
  – Operating temperature: Automotive (-40°C to +125°C)
• Low Power Consumption
  – Active Mode: 1 MHz, 2.7V: 380μA
  – Power-down Mode: 0.1μA at 2.7V

ATtiny261-20PU 汽车级订购型号

Ordering Code	Speed (MHz)	Power Supply	Package	Operational Range
ATtiny261-15SZ	16	2.7 - 5.5	TG	Automotive (-40°C - 125°C)
ATtiny261-15MZ	16	2.7 - 5.5	PN	Automotive (-40°C - 125°C)
ATtiny261-15XZ	16	2.7 - 5.5	6G	Automotive (-40°C - 125°C)

ATtiny261-20PU 订购型号

Speed (MHz)	Power Supply	Ordering Code	Package	Operational Range
10	1.8 - 5.5V	ATtiny261V-10MU ATtiny261V-10PU ATtiny261V-10SU	32M1-A 20P3 20S2	Industrial (-40°C to 85°C)
20	2.7 - 5.5V	ATtiny261-20MU ATtiny261-20PU ATtiny261-20SU	32M1-A 20P3 20S2	Industrial (-40°C to 85°C)

ATtiny261-20PU 应用技术支持与电子电路设计开发资源下载

1. ATMEL 爱特梅尔汽车级AVR 微控制器ATtiny261 数据手册DataSheet 下载. PDF（完整版）
2. ATMEL 爱特梅尔汽车级AVR 微控制器ATtiny261 数据手册DataSheet 下载.PDF（简洁版）
3. ATMEL 爱特梅尔汽车级AVR 微控制器ATtiny261 数据手册DataSheet 下载.PDF（附录）
4. Atmel 爱特梅尔AVR 微控制器简介.PDF (编号:Tech AVR 000)MLF 32
5. 面向新手的AVR 开发工具,及基本知识.PDF(编号:Tech AVR 001)
6. 使用AVR 定时/计数器的PWM功能设计要点 .PDF
7. AVR指令集（版本：0856G–AVR–07/08）
8. AVR 微控制器汽车应用解决方案 . pdf
9. AVR 微控制器选型指南. pdf
10. ATMEL 爱特梅尔公司全线产品目录. pdf