8-Bit Microcontroller, featuring an 8051 CPU core operating at a maximum clock frequency of 40MHz. This CMOS integrated circuit offers 16KB of FLASH program memory and 256 bytes of RAM. It includes 32 programmable I/O lines and supports an 8-bit external data bus with a 16-bit address bus. Packaged in a 44-terminal VQFP (S-PQFP-G44) with a 10mm x 10mm footprint, it operates within an industrial temperature range of -40°C to 85°C and a supply voltage of 2.7V to 3.6V.
Frequency40
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Technical Specifications
Atmel AT89C51RB2-RLTUL 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 Current-Max
21
Supply Voltage-Nom
3
Supply Voltage-Min
2.7
Supply Voltage-Max
3.6
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
FLASH
ROM (words)
16384
RAM (bytes)
256
PWM Channels
YES
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
Compliant
Military Spec
False
Datasheet
Atmel AT89C51RB2-RLTUL Datasheet
Download the complete datasheet for Atmel AT89C51RB2-RLTUL to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.