Microchip AT89LP428-20AU
$ 2.11
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Datasheets & Documents
Download datasheets and manufacturer documentation for Microchip AT89LP428-20AU.
Supply Chain
Projected EOL Date2025-12-22
Country of AssemblyPhilippines, Taiwan
Country of FabricationUnited States of America
Country of OriginPhilippines, Taiwan
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.31.0015
Lifecycle StatusProduction (Last Updated: 1 year ago)
Related Parts
MicrochipATMEGA48-20AU
In a Pack of 5, Microchip, 8bit AVR Microcontroller, 20MHz, 4 kB Flash, 32-Pin TQFP
Descriptions
Descriptions of Microchip AT89LP428-20AU provided by its distributors.
MCU 8-bit AT89 8051 CISC 4KB Flash 2.5V/3.3V/5V 32-Pin TQFP
32ld, TQFP, Industrial, Green, 2.4V-5.5V
2.4V~5.5V 20MHz 6KB FLASH 4KB Brown-out Detect/Reset,POR,PWM,WDT inside 30 2.4V 5.5V 20MHz SPI，UART，USART 512 x 8 8bit 8051 QFP SMD mount
Manufacturer Aliases
Microchip has several brands around the world that distributors may use as alternate names. Microchip may also be known as the following names:
- Microchip Technology
- MICROCHIP TECHNOLOGY INC
- MICROCHI
- MICROC
- MICROCH
- MICROCHIP TECH
- MCHP
- MCRCH
- MCP
- MICROHIP
- MICROSHIP
- MICCHP
- MICROCHP
- MTech
- Microchip Technology / Atmel
- MICROCIHIP
- Microchip Technologies
- Microchip / Microsemi
- MICORCHIP
- MICHROCHIP
- Atmel/Microchip
- MICRIOCHIP
- Atmel (Microchip Technology)
- MICROCHIP (ATMEL)
- MICROCHIP TECHNOLOGY (VA)
- Microchip Technology Inc.
Technical Specifications
Physical
Case/PackageTQFP
Contact PlatingTin
MountSurface Mount
Number of Pins32
Technical
Core Architecture8051
Data Bus Width8 b
Frequency20 MHz
Interface2-Wire, SPI, UART
Max Frequency20 MHz
Max Operating Temperature85 °C
Max Supply Voltage5.5 V
Memory Size4 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage2.4 V
Number of I/Os30
Number of Programmable I/O30
Number of PWM Channels2
Number of SPI Channels1
Number of Timers/Counters3
Number of UART Channels1
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
RAM Size512 B
Watchdog TimerYes
Dimensions
Height1.2 mm
Datasheets & Documents
Download datasheets and manufacturer documentation for Microchip AT89LP428-20AU.