ATMEGA1281V-8MUR vs ATMEGA164A-MCHR 比較

詳細並排比較 ATMEGA1281V-8MUR 由 Microchip Technology 與 ATMEGA164A-MCHR 由 Microchip Technology. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。

Microchip Technology

ATMEGA1281V-8MUR - 8-bit AVR MCU 128KB Flash 8MHz | Microchip

ATMEGA1281V-8MUR ✓ 啟用中

Microchip Technology

ATMEGA164A-MCHR ✓ 啟用中

參數	ATMEGA1281V-8MUR	ATMEGA164A-MCHR
品牌	Microchip Technology	Microchip Technology
類別	Microcontrollers	Microcontrollers
生命週期狀態	啟用中	啟用中
Core Architecture	8-bit AVR RISC	AVR 8-bit RISC
Clock Speed	8 MHz	—
Flash Memory	128 KB (64K x 16), ISP	16 KB (8K x 16) ISP Flash
SRAM	8 KB	1 KB
EEPROM	4 KB	512 B
Supply Voltage Range	1.8 V to 5.5 V	2.7 V to 5.5 V
Instruction Set	133 instructions, most single-cycle	133 instructions, mostly single-cycle
General Purpose I/O	54 lines	32 I/O lines
Timers/Counters	Six flexible timers with compare modes and PWM	—
Serial USART	Four programmable USARTs	—
ADC	8/16-channel, 10-bit	—
Serial Interfaces	SPI (master/slave), 2-wire serial (I2C-compatible)	—
Debug / Programming	JTAG on-chip debug, In-Circuit Serial Programming (ICSP)	—
Watchdog Timer	Programmable WDT with separate on-chip oscillator	—
Analog Comparator	On-chip analog comparator	—
工作溫度	-40C to +85C (industrial)	—
封裝	64-QFN (9x9 mm), VQFN with exposed pad (MLF)	44-QFN (MLF) 5x5 mm
安裝類型	Surface Mount	Surface Mount
RoHS 狀態	Compliant (green package per FindIC listing)	[DATA_NEEDED: RoHS compliance status]
生命週期狀態	Active	Active
最大時脈頻率	—	20 MHz
General Purpose Working Registers	—	32 registers
Throughput	—	Up to 1 MIPS per MHz
Operating Temperature (Max)	—	85 C
Packaging	—	Tape and Reel (R suffix)
Programming	—	In-System Programmable (ISP), read-while-write
Debug Interface	—	In-Circuit Debug via MPLAB SNAP (ICSP)