AT89C55WD-24AU

Symbol Micros: 89c55wd-24au

27751

89c55wd-24au

Contractor Symbol:

Case : TQFP44

Datasheet

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20kB-FL 256B-RAM 32I/O 4÷5,5V 3xtimer UART -40÷85°C Replacement for: AT89C55WD-24AC, AT89C55WD-24AI.

Product description

Parameters

Manufacturer:	MICROCHIP
Architecture:	8-bit
FLASH memory:	20kB
RAM memory:	256B
Number of I/O:	32
Supply voltage range:	4V~5,5V
Frequency:	24,000MHz

All parameters

         

 

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• Parameters
• Description

Manufacturer:	MICROCHIP
Architecture:	8-bit
FLASH memory:	20kB
RAM memory:	256B
Number of I/O:	32
Supply voltage range:	4V~5,5V
Frequency:	24,000MHz
ADC:	NO
DAC:	NO
UART/USART interface:	YES
SPI interface:	NO
TWI (I2C) interface:	NO
CAN interface:	NO
ETHERNET interface:	NO
USB interface:	NO
Encryption:	NO
Operating temperature (range):	-40°C ~ 85°C
Case:	TQFP44

Detailed description

Micros Part Number	89c55wd-24au
Manufacturer Part Number	AT89C55WD-24AU
Flash	20 Kbytes
Pin Count	44
Max. Operating Freq.	24 MHz
CPU	8051-12C
Max I/O Pins	32
UART	1
SRAM (Kbytes)	0.25
Operating Voltage (Vcc)	4.0 to 6.0
Timers	3
Watchdog	Yes

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