8-Bit Microcontroller, featuring an 8051 CPU core and 20MHz clock speed. This CMOS device offers 8KB FLASH ROM and 256 bytes RAM, with 32 I/O lines, an 8-bit external data bus, and a 16-bit address bus. Packaged in a 44-terminal PQFP with industrial temperature grade (-40°C to 85°C) and a nominal supply voltage of 5V (4V-6V range).
Frequency20
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Technical Specifications
Atmel AT89C52-20QI technical specifications.
General
Max Operating Temperature
85
Number of Terminals
44
Min Operating Temperature
-40
Terminal Position
QUAD
JEDEC Package Code
S-PQFP-G44
Width
10
Length
10
Pin Count
44
Temperature Grade
INDUSTRIAL
Supply Voltage-Nom
5
Supply Voltage-Min
4
Supply Voltage-Max
6
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
20
ROM Programmability
FLASH
ROM (words)
8192
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 AT89C52-20QI Datasheet
Download the complete datasheet for Atmel AT89C52-20QI to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.