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Microchip AT89LP51-20JU
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Compliance
RoHS
Compliant
Physical
Case/Package
LCC
Contact Plating
Tin
Mount
Surface Mount
Number of Pins
44
Supply Chain
Lifecycle Status
Production
Technical
Core Architecture
8051
Data Bus Width
8 b
Frequency
20 MHz
Interface
EBI/EMI, I2C, SPI, UART, USART
Max Frequency
20 MHz
Max Operating Temperature
85 °C
Max Supply Voltage
5.5 V
Memory Size
4 kB
Memory Type
FLASH
Min Operating Temperature
-40 °C
Min Supply Voltage
2.4 V
Number of I/Os
36
Number of Programmable I/O
36
Number of Timers/Counters
3
Oscillator Type
Internal
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
RAM Size
256 B
Watchdog Timer
Yes