AT89C51是一个低功耗，高性能CMOS 8位单片机，片内含4k字节Flash可擦写存储器（PEROM）。AT89C51器件采用ATMEL公司的高密度、非易失性存储技术制造，兼容标准MCS-51指令系统及80C51引脚结构，AT89C51的片内Flash允许程序存储器通过传统编程器反复编程。由于芯片内集成了通用8位中央处理器和Flash存储单元，功能强大的微处理..

更新时间: 2013-10-20

AT89C51RD2是CMOS单片8位微控制器80C51的高性能CMOS FLASH版本。AT89C51RD2包含1个64-Kbyte FLASH存储区，用于存储代码和数据。该存储区可用并行模式编程，也可通过ISP或者软件用串行模式编程。编程电压通过标准Vcc引脚由内部产生。　　AT89C51RD2保留了Atmel 80C52的所有功能特性，包括256字节的内部RAM，1个9源4级中断控制..

更新时间: 2013-10-20

AT89C51RD2是CMOS单片8位微控制器80C51的高性能CMOS FLASH版本。AT89C51RD2包含1个64-Kbyte FLASH存储区，用于存储代码和数据。该存储区可用并行模式编程，也可通过ISP或者软件用串行模式编程。编程电压通过标准Vcc引脚由内部产生。　　AT89C51RD2保留了Atmel 80C52的所有功能特性，包括256字节的内部RAM，1个9源4级中断控制..

更新时间: 2013-11-01

AT89C51ED2是CMOS单片8位微控制器80C51的高性能CMOS FLASH版本。AT89C51ED2包含1个64-Kbyte FLASH存储区，用于存储代码和数据。该存储区可用并行模式编程，也可通过ISP或者软件用串行模式编程。编程电压通过标准Vcc引脚由内部产生。　　AT89C51ED2保留了Atmel 80C52的所有功能特性，包括256字节的内部RAM，1个9源4级中断控制..

更新时间: 2013-11-01

AT89C51RB2 Features：80C52 Compatible– 8051 Pin and Instruction Compatible– Four 8-bit I/O Ports– Three 16-bit Timer/Counters– 256 Bytes Scratch Pad RAM– 9 Interrupt Sources with 4 Priority Levels– Dual Data Pointer Variable Length MOVX for Slow RAM/Peripherals ISP (In-system Program..

更新时间: 2014-04-08

AT89C5130A  Features: 80C52X2 Core (6 Clocks per Instruction)– Maximum Core Frequency 48 MHz in X1 Mode, 24MHz in X2 Mode– Dual Data Pointer– Full-duplex Enhanced UART (EUART)– Three 16-bit Timer/Counters: T0, T1 and T2– 256 Bytes of Scratchpad RAM 16/32-Kbyte On-chip Flash In-Sy..

更新时间: 2014-04-08

AT89C51AC2 Features： 80C51 Core Architecture 256 Bytes of On-chip RAM 1 KB of On-chip XRAM 32 KB of On-chip Flash Memory– Data Retention: 10 Years at 85°CRead/Write Cycle: 10K 2 KB of On-chip Flash for Bootloader 2 KB of On-chip EEPROMRead/Write Cycle: 100K 14-s..

更新时间: 2014-04-08

AT89C51IC2 Features：? 80C52 Compatible– 8051 Pin and Instruction Compatible– Four 8-bit I/O ports + 2 I/O 2-wire Interface (TWI) Pins– Three 16-bit Timer/Counters– 256 bytes Scratch Pad RAM– 10 Interrupt Sources with 4 Priority Levels– Dual Data Pointer Variable Length MOVX for Slow RAM/..

更新时间: 2014-04-08

AT89C5131AL Features： 80C52X2 Core (6 Clocks per Instruction)– Maximum Core Frequency 48 MHz in X1 Mode, 24 MHz in X2 Mode– Dual Data Pointer– Full-duplex Enhanced UART (EUART)– Three 16-bit Timer/Counters: T0, T1 and T2– 256 Bytes of Scratchpad RAM 16/32-Kbyte On-chip Flash EEPROM I..

更新时间: 2014-04-08

Features 80C51 Core Architecture 256 Bytes of On-chip RAM 2048 Bytes of On-chip ERAM 64K Bytes of On-chip Flash Memory– Data Retention: 10 Years at 85°C – Read/Write Cycle: 100K 2K Bytes of On-chip Flash for Bootloader 2K Bytes of On-chip EEPROMRead/Write Cycle: 100K..

更新时间: 2014-04-08

　AT89C51单片机主要特性： 　　·与MCS-51兼容　　·4K字节可编程闪烁存储器　　寿命：1000写/擦循环　　数据保留时间：10年　　·全静态工作：0Hz-24Hz　　·三级程序存储器锁定　　·128*8位内部RAM　　·32可编程I/O线　　·两个16位定时器/计数器　　·5个中断源　　·可编程串行通道　　·低功耗的闲置和掉电模式..

更新时间: 2014-04-15

特征　　Flash (Kbytes):16 Kbytes　　Max. Operating Frequency:40 MHz　　CPU:8051-12C　　Max I/O Pins:20　　UART:1　　CAN:1　　ADC channels:8　　ADC Resolution (bits):10　　ADC Speed (ksps):62.5　　SRAM (Kbytes):0.5　　EEPROM (Bytes):2048　　Self Program Memory:API　　Operating Voltage (Vcc):3.0 to 5...

更新时间: 2014-04-15

　AT89C5132 Features：　　Programmable Audio Output for Interfacing with Common Audio DAC　　– PCM Format Compatible　　– I2S Format Compatible　　8-bit MCU C51 Core-based (FMAX = 20 MHz)　　2304 bytes of Internal RAM　　4K Bytes of Boot Flash Memory　　– ISP: Download from USB or UART to Any Ext..

更新时间: 2014-04-26

AT89C5131A　Description　　This document describes the USB bootloader functionalities as well as the USB protocol to efficiently perform operations on the on-chip Flash (EEPROM) memories.Additional information on the AT89C5131A product can be found in the AT89C5131A datasheet and the AT89C5131A erra..

更新时间: 2014-04-26

 AT89C5131AM Features：　　 80C52X2 Core (6 Clocks per Instruction)　　– Maximum Core Frequency 48 MHz in X1 Mode, 24MHz in X2 Mode　　– Dual Data Pointer　　– Full-duplex Enhanced UART (EUART)　　– Three 16-bit Timer/Counters: T0, T1 and T2　　– 256 Bytes of Scratchpad RAM　　 16/32-Kbyte..

更新时间: 2014-04-26

  AT89C5131AL Features　　 80C52X2 Core (6 Clocks per Instruction)　　– Maximum Core Frequency 48 MHz in X1 Mode, 24 MHz in X2 Mode　　– Dual Data Pointer　　– Full-duplex Enhanced UART (EUART)　　– Three 16-bit Timer/Counters: T0, T1 and T2　　– 256 Bytes of Scratchpad RAM　　 16/32-Kbyte..

更新时间: 2014-04-26

AT89C5130A/31A-M is a high-performance Flash version of the 80C51 single-chip 8-bit microcontrollers with full speed USB functions.AT89C5130A/31A-M features a full-speed USB module compatible with the USB specifications Version 1.1 and 2.0. This module integrates the USB transceivers with a 3.3V vol..

更新时间: 2014-04-26