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AT89C51RD2-RDTUM

AT89C51RD2-RDTUM

AT89C51RD2-RDTUM

Microchip Technology

Microcontroller 64 Pin 40MHz 5V

SOT-23

AT89C51RD2-RDTUM Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Contact PlatingTin
Mount Surface Mount
Number of Pins 64
JESD-609 Code e3
Number of Terminations 64
Max Operating Temperature85°C
Min Operating Temperature -40°C
Subcategory Microcontrollers
Technology CMOS
Terminal Position QUAD
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Supply Voltage 5V
Terminal Pitch0.5mm
Frequency 40MHz
Time@Peak Reflow Temperature-Max (s) 40
Qualification StatusNot Qualified
Temperature GradeINDUSTRIAL
Interface SPI, UART
Max Supply Voltage5.5V
Min Supply Voltage2.7V
Memory Size64kB
Power Dissipation-Max 1W
Number of I/O 48
RAM Size 2kB
Memory TypeFLASH
uPs/uCs/Peripheral ICs Type MICROCONTROLLER
Bit Size 8
Frequency (Max) 60MHz
Watchdog TimerYes
Has ADC NO
DMA Channels NO
Data Bus Width 8b
PWM Channels YES
DAC Channels NO
Number of Timers/Counters 3
Address Bus Width16
Core Architecture 8051
Number of Programmable I/O 48
Length 10mm
Height Seated (Max) 1.6mm
RoHS StatusRoHS Compliant
In-Stock:4274 items

AT89C51RD2-RDTUM Product Details

AT89C51RD2-RDTUM Overview


48 I/Os are available. This device falls under the MICROCONTROLLER uPs/uCs/Peripheral ICs category. 64 is the number of terminations on the IC chip that are present. This part works in a 8-bit manner. There is a 5V volt supply output on the chip. DMA channels number NO. 64kB is the memory size of the part. The efficiency of this device can be improved when operating at a frequency of 40MHz. The device works in YES PWM channels. Located on the chip are 64 pins. The clock has 3 timers or counters on it. It has built-in FLASH memory. There is an integrated 8051 core architecture in it. It programs in 48 Programmable I/O.

AT89C51RD2-RDTUM Features


Microcontrollers subcategory
Minimum temperature of -40°C


AT89C51RD2-RDTUM Applications


There are a lot of Microchip Technology
AT89C51RD2-RDTUM Microcontroller applications.


  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine
  • Microwave ovens
  • Home appliances
  • Home video and audio
  • Entertainment products

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