ATtiny84 带有8K系统内可编程Flash存储器

Flash (Kbytes)	8
EEPROM (Kbytes)	0.5
SRAM (Bytes)	512
Max I/O Pins	12
F.max (MHz)	20
Vcc (V)	1.8-5.5
16-bit Timers	1
8-bit Timer	1
PWM (channels)	4
SPI	USI
TWI	USI
ISP	Yes
10-bit A/D (Channe	8
Analog Comparator	Yes
Brown Out Detector	Yes
Watchdog	Yes
On Chip Oscillator	Yes
Interrupts	17
Ext Interrupts	12
Self Program Memor	Yes
绿色封装	MLF 20 PDIP 14 SOIC (150mil) 14

8K Bytes of In-System Self-Programmable Flash, 512 Bytes In-System Programmable EEPROM, 512 Bytes Internal SRAM. 8-bit and 16-bit timer/counters with PWM, 10-bit ADC, USI-Universal Serial Interface, On-chip Temperature Sensor. debugWIRE for on-chip-debug. Up to 20 MIPS throughput at 20 MHz. 1.8 - 5.5 V operation.

• 8KB version: ATtiny84
• 4KB version: ATtiny44
• 2KB version: ATtiny24

The ATtiny24/44/84 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 ATtiny24/44/84 achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.

ATtiny84 特性

• High Performance, Low Power AVR(R) 8-Bit Microcontroller
• Advanced RISC Architecture
  – 120 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 Bytes of In-System Programmable Program Memory Flash
• Endurance: 10,000 Write/Erase Cycles
  – 128/256/512 Bytes of In-System Programmable EEPROM
• Endurance: 100,000 Write/Erase Cycles
  – 128/256/512 Bytes of Internal SRAM
  – Data retention: 20 years at 85°C / 100 years at 25°C
  – Programming Lock for Self-Programming Flash EEPROM Data Security
• Peripheral Features
  – One 8-Bit and One 16-Bit Timer/Counter with Two PWM Channels, Each
  – 10-bit ADC
• 8 Single-Ended Channels
• 12 Differential ADC Channel Pairs with Programmable Gain (1x / 20x)
  – Programmable Watchdog Timer with Separate On-chip Oscillator
  – On-Chip Analog Comparator
  – Universal Serial Interface
• Special Microcontroller Features
  – debugWIRE On-chip Debug System
  – In-System Programmable via SPI Port
  – Internal and External Interrupt Sources: Pin Change Interrupt on 12 Pins
  – Low Power Idle, ADC Noise Reduction, Standby and Power-Down Modes
  – Enhanced Power-on Reset Circuit
  – Programmable Brown-Out Detection Circuit
  – Internal Calibrated Oscillator
  – On-Chip Temperature Sensor
• I/O and Packages
  – Available in 20-Pin QFN/MLF 14-Pin SOIC and PDIP
  – Twelve Programmable I/O Lines
• Operating Voltage:
  – 1.8 – 5.5V for ATtiny24V/44V/84V
  – 2.7 – 5.5V for ATtiny24/44/84
• Speed Grade
  – ATtiny24V/44V/84V
• 0 – 4 MHz @ 1.8 – 5.5V
• 0 – 10 MHz @ 2.7 – 5.5V
  – ATtiny24/44/84
• 0 – 10 MHz @ 2.7 – 5.5V
• 0 – 20 MHz @ 4.5 – 5.5V
• Industrial Temperature Range: -40°C to +85°C
• Low Power Consumption
  – Active Mode (1 MHz System Clock): 300 μA @ 1.8V
  – Power-down Mode: 0.1 μA @ 1.8V

ATtiny84 相关订购型号

Speed (MHz)	Power Supply	Ordering Code	Package	Operational Range
10	1.8 - 5.5V	ATtiny84V-10SSU ATtiny84V-10PU ATtiny84V-10MU	14S1 14P3 20M1	Industrial (-40°C to 85°C)
20	2.7 - 5.5V	ATtiny84-20SSU ATtiny84-20PU ATtiny84-20MU	14S1 14P3 20M1	Industrial (-40°C to 85°C)

ATtiny84 应用技术支持与电子电路设计开发资源下载

1. ATtiny84 数据手册DataSheet 在线下载（简洁版）
2. ATtiny84 数据手册DataSheet 在线下载（完整版）
3. Atmel 爱特梅尔AVR 微控制器简介.PDF
4. 面向新手的AVR开发工具,及基本知识.PDF
5. 使用AVR 定时/计数器的PWM功能设计要点 .PDF
6. AVR指令集（版本：0856G–AVR–07/08）
7. AVR 微控制器汽车应用解决方案 . pdf
8. AVR 微控制器选型指南. pdf
9. ATMEL 爱特梅尔公司全线产品目录. pdf