8-bit microcontroller featuring an 8051 CPU architecture and a maximum clock frequency of 40MHz. This CMOS device offers 65,536 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 supply voltage range of 4.5V to 5.5V. Packaged in a 44-terminal PQCC, this industrial-grade component functions across an operating temperature range of -40°C to 85°C.
Frequency40
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Technical Specifications
Atmel AT87C51RD2-SLSUM 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
16.55
Length
16.55
Pin Count
44
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-SLSUM Datasheet
Download the complete datasheet for Atmel AT87C51RD2-SLSUM to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.