Description
●The Intersil 82C54 is a high performance CMOS Programmable Interval Timer manufactured using an advanced 2 micron CMOS process.
●The 82C54 has three independently programmable and functional 16-bit counters, each capable of handling clock input frequencies of up to 8MHz (82C54) or 10MHz (82C54-10) or 12MHz (82C54-12).
●Features
●• 8MHz to 12MHz Clock Input Frequency
●• Compatible with NMOS 8254
●\- Enhanced Version of NMOS 8253
●• Three Independent 16-Bit Counters
●• Six Programmable Counter Modes
●• Status Read Back Command
●• Binary or BCD Counting
●• Fully TTL Compatible
●• Single 5V Power Supply
●• Low Power
●\- ICCSB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10µA
●\- ICCOP . . . . . . . . . . . . . . . . . . . . . . . . . . 10mA at 8MHz
●• Operating Temperature Ranges
●\- C82C54 . . . . . . . . . . . . . . . . . . . . . . . . . .0°C to +70°C
●\- I82C54 . . . . . . . . . . . . . . . . . . . . . . . . . -40°C to +85°C
●\- M82C54 . . . . . . . . . . . . . . . . . . . . . . . -55°C to +125°C