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AT89C2051-24PU
Microchip TechnologyRoHS 
RoHS compliant
RoHS compliantPackage 20-DIP (0.300, 7.62mm)
Category Embedded - Microcontrollers / Embedded - Microcontrollers
Description
AT89C2051 Series 2 KB Flash 128 B SRAM 24 MHz 8-Bit Microcontroller - DIP-20
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Inventory: 118
Minimum: 1
Total Price: USD $2.82
Unit Price: USD $2.8196
≥1 USD $2.8196
≥10 USD $2.31325
≥36 USD $2.24105
≥108 USD $2.16885
Technical Details
Supply Chain
Factory Lead Time 10 Weeks
Physical
Mount Through Hole
Mounting Type Through Hole
Package / Case 20-DIP (0.300, 7.62mm)
Number of Pins 20
Technical
Operating Temperature -40°C~85°C TA
Packaging Tube
Published 1995
Series 89C
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20
Subcategory Microcontrollers
Technology CMOS
Terminal Position DUAL
Supply Voltage 5V
Frequency 24MHz
Base Part Number AT89C2051
Operating Supply Voltage 5V
Supply Voltage-Max (Vsup) 6V
Power Supplies 5V
Interface UART, USART
Memory Size 2kB
Oscillator Type Internal
Number of I/O 15
RAM Size 128 x 8
Voltage - Supply (Vcc/Vdd) 4V~6V
uPs/uCs/Peripheral ICs Type MICROCONTROLLER
Core Processor 8051
Peripherals LED
Program Memory Type FLASH
Core Size 8-Bit
Program Memory Size 2KB 2K x 8
Connectivity UART/USART
Bit Size 8
Access Time 24 μs
Has ADC NO
DMA Channels NO
Data Bus Width 8b
PWM Channels NO
DAC Channels NO
Number of Timers/Counters 2
Address Bus Width 8b
Number of UART Channels 1
Compliance
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Dimensions
Height 4.963mm
Length 26.92mm
Width 7.112mm
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