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汽车级ATmega644P带有64K系统内可编程Flash存储器

Flash (Kbytes) 64
EEPROM (Kbytes) 2
SRAM (Bytes) 4096
Max I/O Pins 32
F.max (MHz) 20
Vcc (V) 1.8-5.5
16-bit Timers 1
8-bit Timer 2
PWM (channels) 6
RTC Yes
SPI 1+USART
UART 2
TWI Yes
ISP Yes
10-bit A/D Channels 8
Analog Comparator Yes
Brown Out Detector Yes
Watchdog Yes
On Chip Oscillator Yes
Hardware Multiplie Yes
Interrupts 31
Ext Interrupts 32
Self Program Memor Yes
Pb-Free Packages MLF (VQFN) 44
PDIP 40
TQFP 44

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. Up to 20 MIPS throughput at 20 MHz. 1.8 - 5.5 Volt Operation.

The ATmega164P/324P/644P 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 ATmega164P/324P/644P achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.

ATmega644P 特性
ATmega644P 订购型号
Speed (MHz) Power Supply Ordering Code Package Operation Range
8-16 2.7 - 5.5V ATmega644P-A15AZ ML -40°C to +125°C
8-16 2.7 - 5.5V ATmega644P-A15MZ PW -40°C to +125°C
ATmega644P 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AVR 微控制器ATmega324P 数据手册DataSheet 下载. PDF(简洁版)
  2. ATMEL 爱特梅尔AVR 微控制器ATmega324P 数据手册DataSheet 下载. PDF(完整版)
  3. Atmel 爱特梅尔AVR 微控制器简介.PDF (编号:Tech AVR 000)MLF 32
  4. 面向新手的AVR 开发工具,及基本知识.PDF(编号:Tech AVR 001)
  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