MPNHarborRFQ 0
AT80C51RA2-RLTUM representative package visual — not an exact-product photograph
Representative package visual — not an exact-product photographProduct referenceVendor-delivered DigiKey product/package image
Exact MPN17 sourced attributes1 source document

Microchip Technology · exact orderable part

AT80C51RA2-RLTUM

IC MCU 8BIT ROMLESS 44VQFP

Core Processor
80C51
Speed
40/20MHz
RAM Size
512 x 8
Voltage - Supply (Vcc/Vdd)
4.5V ~ 5.5V
Package / Case
44-LQFP
Original manufacturerCommercial terms confirmed per lot
ManufacturerMicrochip Technology
Package / case44-LQFP
Mounting typeSurface Mount
PackingTray

Technical parameters

Technical specifications

17 normalized values · 1 validated source

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ParameterValue
Base Product NumberAT80C51RA2 [1]
ConnectivityUART/USART [1]
Core Processor80C51 [1]
Core Size8-Bit [1]
MfrMicrochip Technology [1]
Mounting TypeSurface Mount [1]
Number of I/O32 [1]
Operating Temperature-40°C~85°C(TA) [1]
Oscillator TypeInternal [1]
PeripheralsPOR, PWM, WDT [1]
Product StatusObsolete [1]
Program Memory TypeROMless [1]
RAM Size512 x 8 [1]
Series80C [1]
Speed40/20MHz [1]
Voltage - Supply (Vcc/Vdd)4.5V ~ 5.5V [1]
Package / Case44-LQFP [1]
Specification references[1]Microchip Technology AT80C51RA2-RLTUM vendor product record ↗

Catalog relationships

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ManufacturerMicrochip TechnologyView brand page →CategoryMicrocontrollersView category page →

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