Industrial-grade 8-bit microcontroller featuring an 8051 CPU core operating at a maximum clock frequency of 40MHz. This CMOS device offers 16KB of FLASH program memory and 1280 bytes of RAM, with 32 programmable I/O lines. It supports an 8-bit external data bus and a 16-bit address bus, with a supply voltage range of 2.7V to 5.5V. Packaged in a 44-terminal VQFP-44 (S-PQFP-G44) with an operating temperature range of -40°C to 85°C, it includes PWM channels.
Frequency40
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Technical Specifications
Atmel AT89C51RB2-RLTIM 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
29
Supply Voltage-Nom
5
Supply Voltage-Min
2.7
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
FLASH
ROM (words)
16384
RAM (bytes)
1280
PWM Channels
YES
Has ADC
NO
DMA Channels
NO
DAC Channels
NO
Compliance
RoHS
No
Eccn Code
3A991.A.2
HTS Code
8542.31.00.01
REACH
unknown
Military Spec
False
Datasheet
Atmel AT89C51RB2-RLTIM Datasheet
Download the complete datasheet for Atmel AT89C51RB2-RLTIM to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.