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AT89LP51RD2-20JU

AT89LP51RD2-20JU

AT89LP51RD2-20JU

Microchip Technology

64KB 64K x 8 FLASH 8051 8-Bit Microcontroller 89LP Series AT89LP51RD2 44 Pin 20MHz 3V 44-LCC (J-Lead)

SOT-23

AT89LP51RD2-20JU Datasheet

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Specifications
Name Value
Type Parameter
Factory Lead Time 8 Weeks
Lifecycle Status Production (Last Updated: 2 years ago)
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 44-LCC (J-Lead)
Surface Mount YES
Number of Pins 44
Supplier Device Package 44-PLCC (16.59x16.59)
Number of Terminals 44
Mounting Style SMD/SMT
Interfaces SPI/UART
Data Converters A/D 7x10b
Package Tube
Base Product Number AT89LP51
Mfr Microchip Technology
Product Status Active
Family Name AT89LP
Instruction Set Architecture 8051
Dimensions 16.66 x 16.66 x 4.06mm
Typical Operating Supply Voltage 5 V
Package Type PLCC
Maximum Operating Temperature +85 °C
Minimum Operating Temperature -40 °C
Qualification -
DAC Resolution -
Number of I/Os 40 I/O
Interface Type I2C, SPI, UART
Manufacturer Microchip
Brand Microchip Technology / Atmel
RoHS Details
Package Shape SQUARE
Number of I/O Lines 40
Operating Temperature -40°C~85°C TA
Packaging Tube
Series 89LP
Published 1997
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 2 (1 Year)
Number of Terminations 44
Terminal Finish Matte Tin (Sn) - annealed
Max Operating Temperature 85 °C
Min Operating Temperature -40 °C
Terminal Position QUAD
Terminal Form J BEND
Peak Reflow Temperature (Cel) 245
Supply Voltage 3V
Terminal Pitch 1.27mm
Reach Compliance Code compliant
Frequency 20MHz
Time@Peak Reflow Temperature-Max (s) 40
Base Part Number AT89LP51RD2
Pin Count 44
JESD-30 Code S-PQCC-J44
Qualification Status Not Qualified
Supply Voltage-Max (Vsup) 5.5V
Power Supplies 2.5/5V
Temperature Grade INDUSTRIAL
Supply Voltage-Min (Vsup) 2.4V
Interface 2-Wire, EBI/EMI, I2C, SPI, UART, USART
Max Supply Voltage 5.5 V
Min Supply Voltage 2.4 V
Memory Size 64kB
Oscillator Type Internal
Number of I/O 40
Speed 20MHz
RAM Size 2.25K x 8
Memory Type FLASH
Voltage - Supply (Vcc/Vdd) 2.4V~5.5V
uPs/uCs/Peripheral ICs Type MICROCONTROLLER
Core Processor 8051
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Program Memory Type FLASH
Core Size 8-Bit
Program Memory Size 64KB 64K x 8
Connectivity EBI/EMI, I2C, SPI, UART/USART
Supply Current-Max 7 mA
Bit Size 8
Data Converter A/D 7x10b
Watchdog Timer Yes
Has ADC YES
DMA Channels NO
Data Bus Width 8b
PWM Channels YES
DAC Channels YES
Seated Height-Max 4.572 mm
Number of Timers/Counters 3
Address Bus Width 16
Product Type 8-bit Microcontrollers - MCU
ROM (words) 65536
Core Architecture 8051
EEPROM Size --
CPU Family 8051
Max Frequency 20 MHz
External Data Bus Width 8
Number of Programmable I/O 36
Number of UART Channels 1
RAM (bytes) 2304
Number of ADC Channels 7 Channel
ROM Programmability FLASH
Number of SPI Channels 1
Product MCU
Product Category 8-bit Microcontrollers - MCU
Device Core 8051
Length 16.586mm
Height Seated (Max) 4.572mm
Width 16.66mm
Height 4.06mm
Radiation Hardening No
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Pricing & Ordering
Quantity Unit Price Ext. Price
1 $3.65000 $3.65
25 $3.34760 $83.69
100 $3.02820 $302.82
AT89LP51RD2-20JU Product Details

AT89LP51RD2-20JU Overview


There is a 44-LCC (J-Lead) package available. The board has 40 I/Os. Using the Mounting Type Surface Mount, the MCU is mounted on PCB. A 8-Bit core is used in order to power the IC chip. The type of memory it uses for its program is FLASH. -40°C~85°C TA is the temperature range at which this Microcontroller operates. 89LP-series components are electrical components. In the case of this Microcontroller, the memory size of the program is 64KB 64K x 8. Powered by a 8051 Core processor. Microcontroller's a MICROCONTROLLER uPs/uCs/Peripheral IC. IC Chip terminations are 44. As a result, this Microcontroller comes with a 8-bit size. Input voltage for the chip is 3V volts. A total of NO DMA channels are available. This IC part has a memory size of 64kB. There are a number of alternatives to the base part number AT89LP51RD2 that you can find. Performing well when operated at frequency 20MHz can be achieved. Using YES PWM channels, the device works. On the chip, there are 44 pins that can be accessed. It comes with 3 timers/counters that can be set up. The pins counted are 44. The device is powered by the the 8051 CPU family that is embedded in it. FLASH memory is one of the features of this equipment. The CPU is based on 8051 cores. There are 36 Programmable I/Os on this computer. In addition, it has 8 UART channels to choose from. The device has a total of 7 Channel ADC channels in total.

AT89LP51RD2-20JU Features


44-LCC (J-Lead) package
Mounting type of Surface Mount
Minimum temperature of -40 °C


AT89LP51RD2-20JU Applications


There are a lot of Microchip Technology
AT89LP51RD2-20JU Microcontroller applications.


  • Toys
  • Robots
  • Radio
  • Television
  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine

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