Product Summary

The DS5250FP is a highly secure, 4 clocks-per-machine cycle, 100% 8051-instruction-set-compatible microprocessor in the Secure Microcontroller family from Dallas Semiconductor. It was designed to be the cryptographic engine of PIN pads, financial terminals, and any other application in which data security is paramount.

Parametrics

DS5250FP absolute maximum ratings: (1)temperature range:0 to +70℃; (2)max clock speed: 25MHz; (3)pin-package:100 plastic MQFP.

Features

DS5250FP features: (1)CRC-16/32 Generator; (2)5kB Internal SRAM (Optional 1kB Stack); (3)Single or 3DES Engine; (4)Partitionable Memory Segments Variable from 4kB to 256kB; (5)4 Clocks-per-Machine Cycle; (6)DC-to-25MHz Operation; (7)Single-Cycle Instruction in 160ns; (8)Power-Fail/Overvoltage Reset; (9)Early-Warning Power-Fail Interrupt; (10)Watchdog Timer; (11)On-Chip Real-Time Clock with Alarm Interrupt ; (12)2kB Battery-Backed Internal SRAM.

Diagrams

DS5250FP block diagram

DS52-0001
DS52-0001

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DS52-0002
DS52-0002

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DS52-0002TR
DS52-0002TR

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DS52-0004
DS52-0004

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DS52-0005
DS52-0005

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DS52-0007
DS52-0007

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Negotiable