Integrated Circuits (ICs) > Embedded Processors and Controllers > Microcontrollers > AT89C51CC03UA-RLTUM

AT89C51CC03UA-RLTUM

Microchip

Part Number:	AT89C51CC03UA-RLTUM
Manufacturer:	Microchip
Part Type:	Integrated Circuits (ICs) > Embedded Processors and Controllers > Microcontrollers > AT89C51CC03UA-RLTUM
Qty Available:
Description:	MCU 8-bit AT89 80C51 CISC 64KB Flash 5V 44-Pin VQFP Tray

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04/22/2026 – There are 515 pieces pieces of Part Number AT89C51CC03UA-RLTUM Available.

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MCU 8-bit AT89 80C51 CISC 64KB Flash 5V 44-Pin VQFP Tray

Specifications

TYPE	DESCRIPTION
Case/Package	LQFP
Contact Plating	Tin
Mount	Surface Mount
Number of Pins	44
Access Time	40 µs
Ambient Temperature Range High	85 °C
Core Architecture	8051
Data Bus Width	8 b
Frequency	40 MHz
Interface	SPI, UART
Max Frequency	60 MHz
Max Operating Temperature	85 °C
Max Power Dissipation	1 W
Max Supply Voltage	5.5 V
Memory Size	64 kB
Memory Type	FLASH
Min Operating Temperature	-40 °C
Min Supply Voltage	3 V
Number of A/D Converters	1
Number of ADC Channels	8
Number of I/Os	36
Number of Programmable I/O	36
Number of PWM Channels	5
Number of SPI Channels	1
Number of Timers/Counters	3
Number of UART Channels	1
Operating Supply Voltage	5 V
Oscillator Type	External
Peripherals	POR, PWM, WDT
RAM Size	2.3 kB
Schedule B	8542310000
Watchdog Timer	Yes
Height	1.55 mm
Length	10.1 mm
Width	10.1 mm