87C196LA-20 MHz CHMOS 16-bit Microcontroller Automotive Advanced Information Datasheet Product Features Up to 20 MHz operation Enhanced full-duplex, synchronous serial I/O port (SSIO) 24 Kbytes of on-chip OTPROM Programmable 8- or 16-bit external bus 768 bytes of on-chip register RAM Selectable clock doubler with Register-to-register architecture programmable clock output signal Peripheral transaction server (PTS) with SFR register that indicates the source of the high-speed, microcoded interrupt service last reset routines Design enhancements for EMI reduction Six-channel/10-bit A/D with sample and hold Oscillator failure detection circuitry High-speed event processor array Watchdog timer (WDT) Six capture/compare channels -40 C to +125 C ambient temperature 52-pin PLCC package Two compare-only channels Two 16-bit software timers Full-duplex serial I/O port with dedicated baud-rate generator Notice: This document contains information on products in the sampling and initial production phases of development. The specifications are subject to change without notice. Verify with your local Intel sales office that you have the latest datasheet before finalizing a design. Order Number: 272806-004 August 2004Information in this document is provided in connection with Intel products. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Intels Terms and Conditions of Sale for such products, Intel assumes no liability whatsoever, and Intel disclaims any express or implied warranty, relating to sale and/or use of Intel products including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright or other intellectual property right. Intel products are not intended for use in medical, life saving, or life sustaining applications. Intel may make changes to specifications and product descriptions at any time, without notice. Designers must not rely on the absence or characteristics of any features or instructions markedreserve orundefined Intel reserves these for future definition and shall have no responsibility whatsoever for conflicts or incompatibilities arising from future changes to them. The 87C196LA-20 MHz CHMOS 16-bit Microcontroller may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized errata are available on request. Contact your local Intel sales office or your distributor to obtain the latest specifications and before placing your product order. Copies of documents which have an ordering number and are referenced in this document, or other Intel literature may be obtained by calling 1-800- 548-4725 or by visiting Intels website at