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AT89LP51RB2-20MU

  • AT89LP51RB2-20MU
  • AT89LP51RB2-20MU

AT89LP51RB2-20MU

AT89LP51RB2-20MU

Microchip Technology

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

SOT-23

AT89LP51RB2-20MU Datasheet

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In-Stock: 0 items
Specifications
Name Value
Type Parameter
Factory Lead Time 7 Weeks
Lifecycle Status Production (Last Updated: 2 years ago)
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 44-VFQFN Exposed Pad
Surface Mount YES
Number of Pins 44
Supplier Device Package 44-VQFN (7x7)
Number of Terminals 44
Mounting Style SMD/SMT
Interfaces SPI/UART
Data Converters A/D 7x10b
Number of I/Os 40 I/O
Maximum Operating Temperature + 85 C
Minimum Operating Temperature - 40 C
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)
Max Operating Temperature 85 °C
Min Operating Temperature -40 °C
Terminal Position QUAD
Terminal Form NO LEAD
Supply Voltage 5V
Terminal Pitch 0.5mm
Reach Compliance Code compliant
Frequency 20MHz
Base Part Number AT89LP51RB2
JESD-30 Code S-PQCC-N44
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
Max Supply Voltage 5.5 V
Min Supply Voltage 2.4 V
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 mm
Number of Timers/Counters 3
Address Bus Width 16
Product Type 8-bit Microcontrollers - MCU
ROM (words) 24576
Core Architecture 8051
EEPROM Size --
CPU Family 8051
Max Frequency 20 MHz
External Data Bus Width 8
Number of Programmable I/O 40
Number of UART Channels 1
RAM (bytes) 1408
Number of ADC Channels 7
ROM Programmability FLASH
Number of PWM Channels 7
Number of I2C Channels 1
Number of SPI Channels 1
Product Category 8-bit Microcontrollers - MCU
Device Core 8051
Height 950μm
Length 7.1mm
Width 7.1mm
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Pricing & Ordering
Quantity Unit Price Ext. Price
1 $1.33000 $1.33
25 $1.22000 $30.5
100 $1.10500 $110.5
AT89LP51RB2-20MU Product Details

AT89LP51RB2-20MU Overview


The package has a 44-VFQFN Exposed Pad shape. With 40 I/Os, it's pretty good. The Microcontroller's mounting type is Surface Mount and this IC chip has the following features. As the name implies, this Microcontroller is based on the 8-Bit core. As far as its program memory type is concerned, it is FLASH. Temperatures within -40°C~85°C TA range are measured by this Microcontroller. The 89LP series is comprised of this electrical component. The electronic part has a program memory size of 24KB 24K x 8. There's a 8051 Core Processor inside. The IC chip fits into the MICROCONTROLLER uPs/uCs/Peripheral ICs category. There are 44 terminations on the IC chip. 8-bits are the size of the data that comes with MCU. A 5V volt supply is provided by the Microcontroller chip. In addition to that, MCU chip has NO DMA channels. Its memory size is 24kB. It is possible to find alternatives to the base part number AT89LP51RB2 by using the part number search tool. An effective performance can be achieved at a frequency of 20MHz. There are a total of YES channels in the device. It is possible to access the 44 pins on the chip. In total, it has 3 timers and counters in it. There are several CPUs that are embedded in the device, including the the 8051 CPU. The equipment on this page features FLASH, ROM memory technology. This device features a 8051 core architecture. As far as the programmability is concerned, it has 40 Programmable I/Os. As far as UART channels are concerned, it has 1. The ADC channels on this device total 7 in number. A total of 7 PWM channels are being used by the device. The part has been designed to incorporate 1 I2C channels.

AT89LP51RB2-20MU Features


44-VFQFN Exposed Pad package
Mounting type of Surface Mount
Minimum temperature of -40 °C


AT89LP51RB2-20MU Applications


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


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

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