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首页＞ATMEL 爱特梅尔＞AVR 单片机

ATtiny44

ATtiny44 参数

ATtiny44 特性

• ATtiny44 特性High Performance, Low Power AVR® 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

ATtiny44 概述

4K Bytes of In-System Self-Programmable Flash, 256 Bytes In-System Programmable EEPROM, 256 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
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.

ATtiny44 技术支持

1. ATMEL 爱特梅尔 AVR 微控制器 ATtiny44 中文数据手册 DataSheet 下载 .PDF
2. ATMEL 爱特梅尔 AVR 微控制器 ATtiny44英文数据手册 DataSheet 下载 .PDF
3. ATMEL 爱特梅尔半导体公司产品线. PDF (编号:Atmel Products)
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 (编号:Tech AVR 002)