worldwide corporate headquarters 16 malcolm hoyt drive . newburyport, ma 01950 phone 978.462.9332 . email sales@rocelec.com . web www.rocelec.com ? rochester electronics, llc - all rights reserved - 09172012 C n ew p roduct i ntroduction C TP82C54-2 rochester electronics has re-introduced and continues to manufacture critically needed semiconductors with the full authorization of the original manufacturer and an attention to quality that meets or exceeds the original component. TP82C54-2 original part number: TP82C54-2 description: programmable timer package: 24 pin dip manufacturing flow: industrial manufacturing type: rochester re-creation device original manufacturer: programmable interval timer with advanced chmos iii technology the intel 82c54 is a high-performance, chmos version of the industry standard 8254 counter/timer which is designed to solve the timing control problems common in microcomputer system design. it provides three independent 16-bit counters, each capable of handling clock inputs up to 10 mhz. all modes are software programmable. the 82c54 is pin compatible with the hmos 8254, and is a superset of the 8253. six programmable timer modes allow the 82c54 to be used as an event counter, elapsed time indicator, programmable one-shot, and in many other applications re-introduced by rochester electronics on september, 14, 2012
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