AT89C51 Datasheet | Pinout, Features, Price Comparison & PDF

Features • Compatible with MCS®-51 Products • 32K Bytes of Reprogrammable Flash Memory • Endurance: 1000 Write/Erase Cycles • 4V to 5.5V Operating Ran

Features • Compatible with MCS-51™ Products • 4K Bytes of In-System Reprogrammable Flash Memory – Endurance: 1,000 Write/Erase Cycles • Fully Static O

Features • 80C52X2 Core (6 Clocks per Instruction) – Maximum Core Frequency 48 MHz in X1 Mode, 24MHz in X2 Mode – Dual Data Pointer – Full-duplex Enha

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 Ye

AT89C51RD2 / AT89C51ED2 QualPack Qualification Package AT89C51ED2 FLASH 8-bit C51 Microcontroller 64 Kbytes FLASH, 2 Kbytes EEPROM www.DataSheet4U.c

Features • 80C51 Core Architecture • 256 Bytes of On-chip RAM • 1K Bytes of On-chip XRAM • 32K Bytes of On-chip Flash Memory – Data Retention: 10 Year

Features • 80C51 Core : – 6 Clocks per Instruction – Speed up to 16 MHz • 768 Bytes RAM • AT83C5122: 32 Kbytes ROM • AT83C5123: 30 Kbytes ROM • AT85C5

Features • 80C51 Core Architecture • 256 Bytes of On-chip RAM • 256 Bytes of On-chip XRAM • 16K Bytes of On-chip Flash Memory – Data Retention: 10 Yea

Features • 80C51 Core : • • • • • • • – 6 Clocks per Instruction – Speed up to 16 MHz 768 Bytes RAM AT83C5122: 32 Kbytes ROM AT83C5123: 30 Kbytes ROM

Features • 80C51 Core Architecture • 256 Bytes of On-chip RAM • 256 Bytes of On-chip XRAM • 16K Bytes of On-chip Flash Memory – Data Retention: 10 Yea

Features • Programmable Audio Output for Interfacing with Common Audio DAC – PCM Format Compatible – I2S Format Compatible • 8-bit MCU C51 Core-based

Features • 80C52 Compatible – 8051 Instruction Compatible – Four 8-bit I/O Ports (44 Pins Version) – Three 16-bit Timer/Counters – 256 bytes Scratch P

Features • MPEG I/II-Layer 3 Hardwired Decoder – Stand-alone MP3 Decoder – 48, 44.1, 32, 24, 22.05, 16 kHz Sampling Frequency – Separated Digital Volu

AT89C51RD2 / AT89C51ED2 QualPack Qualification Package AT89C51ED2 FLASH 8-bit C51 Microcontroller 64 Kbytes FLASH, 2 Kbytes EEPROM AT89C51RD2 / AT8

Features • 80C51 Core – 12 or 6 Clocks per Instruction (X1 and X2 Modes) – 256 Bytes Scratchpad RAM – Dual Data Pointer – Two 16-bit Timer/Counters: T

Features • Programmable Audio Output for Interfacing with Common Audio DAC – PCM Format Compatible – I2S Format Compatible • 8-bit MCU C51 Core-based

Features • 80C52 Compatible – 8051 Instruction Compatible – Six 8-bit I/O Ports (64 pins or 68 Pins Versions) – Four 8-bit I/O Ports (44 Pins Version)

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

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

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/Coun