Industrial-grade 8-bit microcontroller featuring an 8051 CPU core and 24MHz clock speed. This FLASH memory microcontroller offers 20480 words of program memory and 256 bytes of RAM. It includes 32 I/O lines, an 8-bit external data bus, and a 16-bit address bus. Operating within an industrial temperature range of -40°C to 85°C, this 44-terminal device is housed in a PQCC44 package.
Frequency24
Quick Jump:
Technical Specifications
Atmel AT89C55WD-24JU technical specifications.
General
Max Operating Temperature
85
Number of Terminals
44
Min Operating Temperature
-40
Terminal Position
QUAD
JEDEC Package Code
S-PQCC-J44
Width
16.586
Length
16.586
Pin Count
44
Temperature Grade
INDUSTRIAL
Supply Current-Max
25
Supply Voltage-Nom
5
Supply Voltage-Min
4
Supply Voltage-Max
5.5
Clock Frequency-Max
33
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
Yes
Eccn Code
3A991.A.2
Lead Free
Yes
HTS Code
8542.31.00.01
REACH
unknown
Military Spec
False
Datasheet
Atmel AT89C55WD-24JU Datasheet
Download the complete datasheet for Atmel AT89C55WD-24JU to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.