Datasheet > AT89LP51_11

AT89LP51_11

更新时间： 2024-11-24 08:38:55

品牌	Logo	应用领域
爱特美尔 - ATMEL		闪存微控制器
页数	文件大小	规格书
113页	4216K
描述
8-bit Microcontroller with 4K/8K Bytes In-System Programmable Flash

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数据手册

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AT89LP51_11 数据手册

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

8-bit

Microcontroller

with 4K/8K

BytesIn-System

Programmable

Flash

• 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

AT89LP51

AT89LP52

Preliminary

• 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 V_CCVoltage Range

– -40° C to 85°C Temperature Range

– 0 to 20 MHz @ 2.4V–5.5V

– 0 to 25 MHz @ 4.5V–5.5V

3709C–MICRO–5/11

12 3 4 5 6 7...113

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