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AT89C4051-24PU

Part Number: AT89C4051-24PU
Manufacturer: Microchip
Part Type: Integrated Circuits (ICs) > Embedded Processors and Controllers > Microcontrollers > AT89C4051-24PU
Qty Available:
Description: Microcontroller AT89, 8 Bit MCS51, 24MHZ, Flash 4KB, SRAM 128KB, 2.7-6V, -40+85DEG.C, PDIP20

04/22/2026 – There are 515 pieces pieces of Part Number AT89C4051-24PU Available.

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Microcontroller AT89, 8 Bit MCS51, 24MHZ, Flash 4KB, SRAM 128KB, 2.7-6V, -40+85DEG.C, PDIP20

Specifications

TYPE DESCRIPTION
Case/Package DIP
Mount Through Hole
Number of Pins 20
Address Bus Width 8 b
Core Architecture 8051
Data Bus Width 8 b
Frequency 24 MHz
Interface UART
Max Frequency 24 MHz
Max Operating Temperature 70 °C
Max Supply Voltage 6 V
Memory Size 4 kB
Memory Type FLASH
Min Operating Temperature -40 °C
Min Supply Voltage 4 V
Number of I/Os 15
Number of Programmable I/O 15
Number of Timers/Counters 2
Number of UART Channels 1
Operating Supply Voltage 5 V
Oscillator Type Internal
Peripherals Brown-out Detect/Reset, POR
RAM Size 128 B
Schedule B 8542310000
Height 4.963 mm
Length 26.92 mm
Width 7.112 mm
Case/Package DIP
Mount Through Hole
Number of Pins 20
Address Bus Width 8 b
Core Architecture 8051
Data Bus Width 8 b
Frequency 24 MHz
Interface UART
Max Frequency 24 MHz
Max Operating Temperature 70 °C
Max Supply Voltage 6 V
Memory Size 4 kB
Memory Type FLASH
Min Operating Temperature -40 °C
Min Supply Voltage 4 V
Number of I/Os 15
Number of Programmable I/O 15
Number of Timers/Counters 2
Number of UART Channels 1
Operating Supply Voltage 5 V
Oscillator Type Internal
Peripherals Brown-out Detect/Reset, POR
RAM Size 128 B
Schedule B 8542310000
Height 4.963 mm
Length 26.92 mm
Width 7.112 mm

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