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T89C51RD2-DDRI-M Datasheet (PDF) - ATMEL Corporation

T89C51RD2-DDRI-M Datasheet PDF - ATMEL Corporation
Part # T89C51RD2-DDRI-M
Download  T89C51RD2-DDRI-M Download

File Size   987.55 Kbytes
Page   86 Pages
Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation
Description 0 to 40MHz Flash Programmable 8-bit Microcontroller

T89C51RD2-DDRI-M Datasheet (PDF)

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T89C51RD2-DDRI-M Datasheet PDF - ATMEL Corporation

Part # T89C51RD2-DDRI-M
Download  T89C51RD2-DDRI-M Click to download

File Size   987.55 Kbytes
Page   86 Pages
Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation
Description 0 to 40MHz Flash Programmable 8-bit Microcontroller

T89C51RD2-DDRI-M Datasheet (HTML) - ATMEL Corporation

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T89C51RD2-DDRI-M Product details

Description

T89C51RD2 is high performance CMOS Flash version of the 80C51 CMOS single chip 8-bit microcontroller. It contains a 64 Kbytes Flash memory block for program and for data.

The 64 Kbytes Flash memory can be programmed either in parallel mode or in serial mode with the ISP capability or with software. The programming voltage is internally generated from the standard VCC pin.

The T89C51RD2 retains all features of the ATMEL 80C52 with 256 bytes of internal RAM, a 7-source 4-level interrupt controller and three timer/counters.



Features

• 80C52 Compatible

– 8051 Pin and Instruction Compatible

– Four 8-bit I/O Ports (or 6 in 64/68 Pins Packages)

– Three 16-bit Timer/Counters

– 256 bytes Scratch Pad RAM

– 7 Interrupt Sources With 4 Priority Levels

• ISP (In-System Programming) Using Standard VCC Power Supply

• Boot Flash Contains Low Level Flash Programming Routines and a Default Serial Loader

• High-Speed Architecture

–40 MHz in Standard Mode

–20 MHz in X2 Mode (6 Clocks/Machine Cycle)

• 64K bytes On-chip Flash Program/Data Memory

–Byte and Page (128 bytes) Erase and Write

–100K Write Cycles

• On-chip 1024 Bytes Expanded RAM (XRAM)

–Software Selectable Size (0, 256, 512, 768, 1024 bytes)

–768 Bytes Selected at Reset for T87C51RD2 Compatibility

• Dual Data Pointer Variable Length MOVX for Slow RAM/Peripherals

• Improved X2 Mode with Independant Selection for CPU and Each Peripheral

• 2K bytes EEPROM Block for Data Storage

–100K Write Cycle

• Programmable Counter Array with

–High Speed Output

–Compare/Capture

–Pulse Width Modulator

  Watchdog Timer Capabilities

  Asynchronous Port Reset

  Full-duplex Enhanced UART

  Low EMI (Inhibit ALE)

–Hardware Watchdog Timer (One-time Enabled with Reset-out)

• Power Control Modes:

–Idle Mode

–Power-down Mode

• Power Supply:

–M version: Commercial and Industrial

  4.5V to 5.5V: 40 MHz (X1 Mode), 20 MHz (X2 Mode)

  3V to 5.5V: 33 MHz (X1 Mode), 16 MHz (X2 Mode)

–L version: Commercial and industrial

  2.7V to 3.6V: 25 MHz (X1 Mode), 12 MHz (X2 Mode)

• Temperature Ranges: Commercial (0 to +70°C) and Industrial (-40 to +85°C)

• Packages: PDIL40, PLCC44, VQFP44, PLCC68, VQFP64




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About ATMEL Corporation


Atmel Corporation was an American semiconductor company that was founded in 1984.
The company was a leading provider of microcontrollers, touch solutions, and other semiconductor products for various applications in the consumer, industrial, and automotive markets.
Atmel's products were known for their small form factor, low power consumption, and high performance.
In 2016, Atmel was acquired by Microchip Technology Inc., a leading provider of microcontroller and analog semiconductors.
The Atmel brand and technology continue to be developed and sold as part of Microchip's portfolio of products.

*This information is for general informational purposes only, we will not be liable for any loss or damage caused by the above information.




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