Intersil 82C84A
82C84A is a high performance CMOS Clock Generator-driver which is designed to service the requirements of both CMOS and NMOS microprocessors such as the 80C86, 80C88, 8086 and the 8088. The chip contains a crystal controlled oscillator, a divide-by-three counter and complete “Ready” synchronization and reset logic.FEATURES
● Generates the System Clock For CMOS or NMOS Microprocessors● Up to 25MHz Operation
● Uses a Parallel Mode Crystal Circuit or External Frequency Source
● Provides Ready Synchronization
● Generates System Reset Output From Schmitt Trigger Input
● TTL Compatible Inputs/Outputs
● Very Low Power Consumption
● Single 5V Power Supply
● Operating Temperature Ranges - C82C84A . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to +70°C - I82C84A . . . . . . . . . . . . . . . . . . . . . . . . . -40°C to +85°C - M82C84A . . . . . . . . . . . . . . . . . . . . . . . -55°C to +125°C
● Pb-Free Plus Anneal Available (RoHS Compliant) Pinouts 82C84A (PDIP, CERDIP) TOP VIEW CSYNC 1 PCLK 2 AEN1 3 RDY1 4 READY 5 RDY2 6 AEN2 7 CLK 8 GND 9 18 VCC 17 X1 16 X2 15 ASYNC 14 EFI 13 F/C 12 OSC 11 RES 10 RESET 82C84A (PLCC, CLCC) TOP VIEW AEN1 PCLK CSYNC VCC X1 3 2 1 20 19 RDY1 4 READY 5 RDY2 6 AEN2 7 NC 8 18 X2 17 ASYNC 16 EFI 15 F/C 14 NC 9 10 11 12 13 CLK GND RESET RES OSC 1 CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.