Industrial-grade 8-bit microcontroller featuring an 8051 CPU core and a maximum clock frequency of 40MHz. This CMOS device offers 65536 words of OTPROM and 1024 bytes of RAM, with 32 programmable I/O lines. It supports an 8-bit external data bus and a 16-bit address bus, operating within a 4.5V to 5.5V supply voltage range. Packaged in a 40-pin PDIP (R-PDIP-T40) with a temperature range of -40°C to 85°C, it includes PWM channels.
Frequency40
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Technical Specifications
Atmel AT87C51RD2-3CSUM technical specifications.
General
Max Operating Temperature
85
Number of Terminals
40
Min Operating Temperature
-40
Terminal Position
DUAL
JEDEC Package Code
R-PDIP-T40
Width
15.24
Length
51.75
Pin Count
40
Temperature Grade
INDUSTRIAL
Supply Voltage-Nom
5
Supply Voltage-Min
4.5
Supply Voltage-Max
5.5
Clock Frequency-Max
40
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
40
ROM Programmability
OTPROM
ROM (words)
65536
RAM (bytes)
1024
PWM Channels
YES
Has ADC
NO
DMA Channels
NO
DAC Channels
NO
Compliance
RoHS
Yes
Eccn Code
3A991.A.2
HTS Code
8542.31.00.01
REACH
unknown
Military Spec
False
Datasheet
Atmel AT87C51RD2-3CSUM Datasheet
Download the complete datasheet for Atmel AT87C51RD2-3CSUM to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.