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INTEGRATED CIRCUITS
P83C557E6/P80C557E6 Single-chip 8-bit microcontroller
Product specification 1999 Mar 02
Philips Semiconductors
Philips Semiconductors
Product specification
Single-chip 8-bit microcontroller
P83C557E6/P80C557E6
1. FEATURES
• 80C51 central processing unit • 48 K × 8 ROM, expandable externally to 64 Kbytes • ROM Code protection • 1536 × 8 RAM, expandable externally to 64 Kbytes • Two standard 16-bit timer/counters • An additional 16-bit timer/counter coupled to four capture registers
and three compare registers
• A 10-bit ADC with eight multiplexed analog inputs and
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