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AT89LP51RB2-20AAU

AT89LP51RB2-20AAU

AT89LP51RB2-20AAU

Microchip Technology

24KB 24K x 8 FLASH 8051 8-Bit Microcontroller 89LP Series AT89LP51RB2 44 Pin 20MHz 5V 44-LQFP

SOT-23

AT89LP51RB2-20AAU Datasheet

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In-Stock: 0 items
Specifications
Name Value
Type Parameter
Factory Lead Time 4 Weeks
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 44-LQFP
Surface Mount YES
Number of Pins 44
Supplier Device Package 44-LQFP (10x10)
Number of Terminals 44
Mounting Style SMD/SMT
Interfaces SPI/UART
Data Converters A/D 7x10b
DAC Resolution 10 bit
Number of I/Os 40 I/O
Maximum Operating Temperature + 85 C
Minimum Operating Temperature - 40 C
Interface Type I2C, SPI, UART
Manufacturer Microchip
Brand Microchip Technology
RoHS Details
Package Tray
Base Product Number AT89LP51
Mfr Microchip Technology
Product Status Active
Package Shape SQUARE
Number of I/O Lines 40
Operating Temperature -40°C~85°C TA
Packaging Tray
Series 89LP
Published 1997
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 44
Terminal Finish Matte Tin (Sn)
Terminal Position QUAD
Terminal Form GULL WING
Supply Voltage 5V
Terminal Pitch 0.8mm
Reach Compliance Code compliant
Frequency 20MHz
Base Part Number AT89LP51RB2
JESD-30 Code S-PQFP-G44
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 EBI/EMI, I2C, SPI, UART, USART
Memory Size 24kB
Oscillator Type Internal
Number of I/O 40
Speed 20MHz
RAM Size 1.375K x 8
Memory Type FLASH, ROM
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 24KB 24K 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 1.6 mm
Number of Timers/Counters 3
Address Bus Width 16
Product Type 8-bit Microcontrollers - MCU
ROM (words) 24576
EEPROM Size --
CPU Family 8051
External Data Bus Width 8
RAM (bytes) 1408
Number of ADC Channels 7
ROM Programmability FLASH
Number of I2C Channels 1
Product MCU
Product Category 8-bit Microcontrollers - MCU
Device Core 8051
Height 1.05mm
Length 10.1mm
Width 10.1mm
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Pricing & Ordering
Quantity Unit Price Ext. Price
1 $1.33000 $1.33
AT89LP51RB2-20AAU Product Details

AT89LP51RB2-20AAU Overview


Packaged in a 44-LQFP format, this MCU is available in a compact size. There are 40 I/Os on the Microcontroller. It is important to note that the Microcontroller has a Surface Mount mounting type. 8-Bit core is the basis for this Microcontroller. This program has a type of memory called FLASH for this MCU's program memory. Temperatures in this range are operated by this Microcontroller. The 89LP series includes this electrical component. There is 24KB 24K x 8 bytes of program memory in MCU, which corresponds to the size of the program. With a 8051 Core processor, MCU is equipped with the latest technology available. This is a MICROCONTROLLER uPs/uCs/Peripheral IC. During the manufacturing process, 44 terminations were applied to the IC chip. 8-bits are used in Microcontroller. The MCU chip's supply output is 5V volts. Currently, MCU chip has NO DMA channels. 24kB memory size belongs to the Chip part. Alternatives can be found by looking at the base part number AT89LP51RB2. In the case of 20MHz frequency operation, it can perform efficiently. There are YES PWM channels on the device. The chip has 44 pins. The clock has 3 timers/counters to keep track of the time. This device is embedded with a 8051 processor family, which is a powerful and efficient CPU. There is a FLASH, ROM memory feature on this equipment. A total of 7 ADC channels are present in this device. An 1-channel PWM controller is used by the device.

AT89LP51RB2-20AAU Features


44-LQFP package
Mounting type of Surface Mount


AT89LP51RB2-20AAU Applications


There are a lot of Microchip Technology
AT89LP51RB2-20AAU Microcontroller applications.


  • Equipment control
  • Instrument control
  • Toys
  • Robots
  • Radio
  • Television
  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights

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