AT89C51RD2-SLSUM vs AT89C51CC01UA-SLSUM 对比

详细并排对比 AT89C51RD2-SLSUM 出自 Microchip Technology 和 AT89C51CC01UA-SLSUM 出自 Microchip Technology。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。

Microchip Technology

AT89C51RD2-SLSUM - 8-bit 80C51 Flash MCU, 64KB, 60MHz, 44-PLCC | Microchip

AT89C51RD2-SLSUM ✓ 量产中

Microchip Technology

AT89C51CC01UA-SLSUM ✓ 量产中

参数	AT89C51RD2-SLSUM	AT89C51CC01UA-SLSUM
品牌	Microchip Technology	Microchip Technology
分类	Microcontrollers	Microcontrollers
生命周期状态	有效	有效
库存状态	有库存	有库存
单价（USD）	$5.22	$5.45
Product Type	8-bit Flash Microcontroller (MCU)	8-bit Microcontroller with CAN Controller
Core Architecture	80C51 (8051-compatible, CISC)	80C51 (8051) AT89C
Core Family	Atmel/Microchip 8051 (AT89C series)	—
CPU Clock Speed (Maximum)	60 MHz	—
Program Memory (Flash)	64 KB (64K x 8)	—
RAM	2048 bytes (with XRAM expansion)	—
Operating Voltage	2.7 V to 5.5 V	3.0 V to 5.5 V
I/O Pins	32 (4 ports of 8 bits each)	—
Timers/Counters	Three 16-bit	—
UART	1 (full duplex, hardware)	—
SPI	Yes	—
Watchdog Timer	Yes (hardware)	—
封装	44-PLCC (16.6 x 16.6 mm)	44-pin PLCC (16.6 x 16.6 mm)
工作温度	-40C to +85C (industrial)	-40 C to +85 C (Industrial)
安装类型	Surface Mount (PLCC socket)	Surface Mount (PLCC)
Flash Endurance	[DATA_NEEDED: erase/write cycle count]	—
Power-down Current	[DATA_NEEDED: typical quiescent in Power-down]	—
RoHS 状态	[DATA_NEEDED: RoHS status]	Compliant
Core Subfamily	—	MCS-51 / 8051 family
最大时钟频率	—	40 MHz (X2 mode: 20 MHz)
Program Flash Memory	—	32 KB (32K x 8)
Boot Flash Memory	—	2 KB
Data EEPROM	—	2 KB
Internal RAM	—	1.2 KB
Programmable I/O Lines	—	32
Program Memory Lock	—	3-level
Flash Write/Erase Endurance	—	1,000 cycles
CAN Controller	—	Hardware CAN 2.0B on-chip