CRD89C51 8-Bit Microcontroller with 4KB Flash, 128B SRAM

PublishTime：2025-03-16

The CRD89C51 is an 8-bit microcontroller from Cyrod Technologies Inc., designed for cost-effective applications. It is based on the standard 80C51 architecture and is pin-compatible with standard 8051 MCUs. The CRD89C51 features 4KB of internal flash memory, 128 bytes of SRAM, a UART, three 16-bit timers, a watchdog timer, and power-down features. It is available in both 3V and 5V versions and comes in PLCC-44, QFP-44, and PDIP-40 packages. The device operates over an industrial temperature range and supports programming via Cyrod or third-party programmers.

Brand of Product：	Cyrod Technologies
Part#：	CRD89L51-25 、 CRD89C51-25 、 CRD89C51-40 More Part#
Product Category：	8-bit Microcontroller More
Application：	[ Cost-effective applications ][ small amounts of program/data memory ][ streamlined peripheral support ] More
Data Type：	Datasheet More
Safety & Environment Standards：	More
Operating Temperature：	Please see the document for details
Qualification Grade：	More
Qualification Approval：	More
Package：	PLCC-44, QFP-44, PDIP-40
Language：	English Chinese Chinese and English Japanese
Date of Creation：	Not specified
Version Number：	Rev 1.0
Data Encoding：	Doc: 1.0
Data Size：	416 KB

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