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AT89C51RE2

ATMEL Corporation
Part Number AT89C51RE2
Manufacturer ATMEL Corporation
Description 8-bit Flash Microcontroller
Published Dec 15, 2006
Detailed Description Features • 80C52 Compatible – 8051 Instruction Compatible – Four 8-bit I/O Ports (44 Pins Version) – Three 16-bit Timer/...
Datasheet PDF File AT89C51RE2 PDF File

AT89C51RE2
AT89C51RE2

Overview
Features • 80C52 Compatible – 8051 Instruction Compatible – Four 8-bit I/O Ports (44 Pins Version) – Three 16-bit Timer/Counters – 256 bytes Scratch Pad RAM – 11 Interrupt Sources With 4 Priority Levels • ISP (In-System Programming) Using Standard VCC Power Supply • Integrated Power Monitor (POR/PFD) to Supervise Internal Power Supply • Boot ROM Contains Serial Loader for In-System Programming • High-speed Architecture – In Standard Mode: 40 MHz (Vcc 2.
7V to 5.
5V, Both Internal and External Code Execution) 60 MHz (Vcc 4.
5V to 5.
5V and Internal Code Execution Only) – In X2 Mode (6 Clocks/Machine Cycle) 20 MHz (Vcc 2.
7V to 5.
5V, Both Internal and External Code Execution) 30 MHz (Vcc 4.
5V to 5.
...


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