MCF51AC256BVLKE

32-bit, variable-length reduced, instruction set (RISC) microcontroller, 256K, 80-LQFP

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Price:: US $3.10~4.50 / piece [Get Latest Price]

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PartNumber:: MCF51AC256BVLKE

Brand:: Freescale Semiconductor, Inc - Freescale | Pack: DIP | D/C: 11+

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Products Upload time: 2012-01-12

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Product Summary

The MCF51AC256BVLKE is a member of the ColdFire family of 32-bit variable-length reduced instruction set (RISC) microcontroller. This document provides an overview of the MCF51AC256BVLKE series, focusing on its highly integrated and diverse feature set. The MCF51AC256BVLKE is based on the V1 ColdFire core and operates at processor core speeds up to 50.33 MHz.

Parametrics

MCF51AC256BVLKE absolute maximum ratings: (1)Supply voltage VDD: –0.3 to 5.8 V; (2)Input voltage VIn: –0.3 to VDD + 0.3 V; (3)Instantaneous maximum current, Single pin limit (applies to all port pins), ID: ±25 mA; (4)Maximum current into VDD IDD: 120 mA; (5)Storage temperature Tstg: –55 to 150 ℃.

Features

MCF51AC256BVLKE features: (1)Up to 50.33 MHz at 2.7 V to 5.5 V; (2)Provide 0.94 Dhrystone 2.1 DMIPS per MHz performance when running from internal RAM (0.76 DMIPS per MHz when running from flash); (3)Implements instruction set revision C; (4)Up to 256 KBytes flash memory read/program/erase over full operating voltage and temperature; (5)Up to 32 KBytes static random access memory (SRAM); (6)Security circuitry to prevent unauthorized access to SRAM and flash contents; (7)8 keyboard interrupt pins with selectable polarity; (8)Hysteresis and configurable pull-up device on all input pins; Configurable slew rate and drive strength on all output pins; (9)16-bits Rapid GPIO pins connected to the processor local 32-bit platform bus with set, clear, and faster toggle functionality.