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Microchip AT89C4051-12SU
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Compliance
Lead Free
Lead Free
Radiation Hardening
No
REACH SVHC
No SVHC
RoHS
Compliant
Dimensions
Height
2.35 mm
Length
13 mm
Width
7.6 mm
Physical
Case/Package
SOIC
Mount
Surface Mount
Number of Pins
20
Supply Chain
Lifecycle Status
Production
Technical
Access Time
12 µs
Core Architecture
8051
Data Bus Width
8 b
Frequency
12 MHz
Interface
UART, USART
Max Frequency
12 MHz
Max Operating Temperature
85 °C
Max Supply Voltage
85 °C
Memory Size
4 kB
Memory Type
FLASH
Min Operating Temperature
-40 °C
Min Supply Voltage
-40 °C
Number of I/Os
15
Number of Programmable I/O
15
Number of Timers/Counters
2
Number of UART Channels
1
Oscillator Type
Internal
Peripherals
Brown-out Detect/Reset, POR
RAM Size
128 B