8-Bit Microcontroller featuring an 8051 CPU core and 24MHz maximum clock frequency. This CMOS device offers 20480 words of FLASH ROM and 256 bytes of RAM. It includes 32 I/O lines, an 8-bit external data bus, and a 16-bit address bus. Packaged in a 44-terminal TQFP (PQFP44, S-PQFP-G44) with dimensions of 10x10mm, it operates within a commercial temperature range of 0°C to 70°C and a supply voltage of 4V to 5.5V.
Frequency24
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Technical Specifications
Atmel AT89C55WD-24AC technical specifications.
General
Max Operating Temperature
70
Number of Terminals
44
Min Operating Temperature
0
Terminal Position
QUAD
JEDEC Package Code
S-PQFP-G44
Width
10
Length
10
Pin Count
44
Temperature Grade
COMMERCIAL
Supply Current-Max
25
Supply Voltage-Nom
5
Supply Voltage-Min
4
Supply Voltage-Max
5.5
Clock Frequency-Max
24
uPs/uCs/Peripheral ICs Type
MICROCONTROLLER
Number of I/O Lines
32
External Data Bus Width
8
Address Bus Width
16
Bit Size
8
Speed
24
ROM Programmability
FLASH
ROM (words)
20480
RAM (bytes)
256
PWM Channels
NO
Has ADC
NO
DMA Channels
NO
DAC Channels
NO
Compliance
RoHS
No
HTS Code
8542.31.00.01
REACH
unknown
Military Spec
False
Datasheet
Atmel AT89C55WD-24AC Datasheet
Download the complete datasheet for Atmel AT89C55WD-24AC to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.