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AT89LP51

ATMEL
Part Number AT89LP51
Manufacturer ATMEL
Description 8-bit Microcontroller
Published Dec 30, 2015
Detailed Description Features • 8-bit Microcontroller Compatible with 8051 Products • Enhanced 8051 Architecture – Single Clock Cycle per Byt...
Datasheet PDF File AT89LP51 PDF File

AT89LP51
AT89LP51

Overview
Features • 8-bit Microcontroller Compatible with 8051 Products • Enhanced 8051 Architecture – Single Clock Cycle per Byte Fetch – 12 Clock per Machine Cycle Compatibility Mode – Up to 20 MIPS Throughput at 20 MHz Clock Frequency – Fully Static Operation: 0 Hz to 20 MHz – On-chip 2-cycle Hardware Multiplier – 256 x 8 Internal RAM – External Data/Program Memory Interface – Dual Data Pointers – 4-level Interrupt Priority • Nonvolatile Program and Data Memory – 4K/8K Bytes of In-System Programmable (ISP) Flash Program Memory – 256 Bytes of Flash Data Memory – 256-byte User Signature Array – Endurance: 10,000 Write/Erase Cycles – Serial Interface for Program Downloading – 64-byte Fast Page Programming Mode – 3-level Program Memory Lock for Software Security – In-Application Programming of Program Memory • Peripheral Features – Three 16-bit Timer/Counters with Clock Out Modes – Enhanced UART • Automatic Address Recognition • Framing Error Detection • SPI and TWI Emulation Modes – Programmable Watchdog Timer with Software Reset and Prescaler • Special Microcontroller Features – Brown-out Detection and Power-on Reset with Power-off Flag – Selectable Polarity External Reset Pin – Low Power Idle and Power-down Modes – Interrupt Recovery from Power-down Mode – Internal 1.
8432 MHz Auxiliary Oscillator • I/O and Packages – Up to 36 Programmable I/O Lines – Green (Pb/Halide-free) Packages • 40-lead PDIP • 44-lead TQFP/PLCC • 44-pad VQFN/MLF – Configurable Port Modes (per 8-bit port) • Quasi-bidirectional (80C51 Style) • Input-only (Tristate) • Push-pull CMOS Output • Open-drain • Operating Conditions – 2.
4V to 5.
5V VCC Voltage Range – -40° C to 85°C Temperature Range – 0 to 20 MHz @ 2.
4V–5.
5V – 0 to 25 MHz @ 4.
5V–5.
5V 8-bit Microcontroller with 4K/8K Bytes In-System Programmable Flash AT89LP51 AT89LP52 3709D–MICRO–12/11 1.
Pin Configurations 1.
1 40-lead PDIP (T2) P1.
0 (T2 EX) P1.
1 P1.
2 P1.
3 P1.
4 (MOSI) P1.
5 (MISO) P1.
6 (SCK) P1.
7 RST (RXD) P3.
0 (TXD) P3.
1 (INT0) P3.
2 (INT1) P3...


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