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Microchip Technology AT89C51ED2T Series

2 variants · Microchip Technology

About the Microchip Technology AT89C51ED2T Series

The Microchip Technology AT89C51ED2T Series series groups 2 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common case of 44-LQFP, connectivity of SPI, UART/USART and core processor of 80C51. Variants differ by package, so you can match the exact package your application requires using the selection guide below. All listed Microchip Technology AT89C51ED2T Series part numbers are active and orderable.

Select a variant by

Package
Tape & Reel (TR); Cut Tape (CT) · Tray

Shared specifications

Case
44-LQFP
Connectivity
SPI, UART/USART
Core processor
80C51
Core size
8-Bit
EEPROM size
2K x 8
Mounting
Surface Mount
Number of i (O)
34
Operating temperature
-40°C ~ 85°C (TA)
Oscillator type
External
Peripherals
POR, PWM, WDT
Program memory size
64KB (64K x 8)
Program memory type
FLASH

Variant comparison

ParameterAT89C51ED2T-RLRUMAT89C51ED2T-RLTUM
PackageTape & Reel (TR); Cut Tape (CT)Tray

Request a quote on any Microchip Technology AT89C51ED2T Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants