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AT89C51RB2-SLSUM Tech Specifications

Category Embedded - Microcontrollers
Manufacturer Microchip
Factory Lead Time 6 Weeks
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 44-LCC (J-Lead)
Contact Plating Tin
Number of Pins 44Pins
Number of I/Os 32I/Os
Watchdog Timers Yes
Operating Temperature -40°C~85°C TA
Packaging Tube
Series 89C
Published 2004
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 44Terminations
Max Power Dissipation 1W
Terminal Position QUAD
Terminal Form J BEND
Peak Reflow Temperature (Cel) 245
Supply Voltage 5V
Terminal Pitch 1.27mm
Frequency 60MHz
Time@Peak Reflow Temperature-Max (s) 40
Base Part Number AT89C51RB2
Supply Voltage-Max (Vsup) 5.5V
Supply Voltage-Min (Vsup) 2.7V
Interface SPI, UART, USART
Memory Size 16kB
Oscillator Type External
Speed 40 MHz
RAM Size 1.25K x 8
Voltage - Supply (Vcc/Vdd) 2.7V~5.5V
uPs/uCs/Peripheral ICs Type MICROCONTROLLER
Core Processor 80C51
Peripherals POR, PWM, WDT
Program Memory Type FLASH
Core Size 8-Bit
Program Memory Size 16KB 16K x 8
Connectivity SPI, UART/USART
Bit Size 8
Access Time 60 μs
Has ADC NO
DMA Channels NO
Data Bus Width 8b
PWM Channels YES
DAC Channels NO
Number of Timers/Counters 3Timers/Counters
Address Bus Width 8b
Core Architecture 8051
Length 16.55mm
Height Seated (Max) 4.57mm
REACH SVHC No SVHC
Radiation Hardening No
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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