Product Summary
The W83787IF is an I/O chip, which is a derivative product of W83787F with one of UARTs support HPSIR and ASKIR. The W83787IF integrates a disk drive adapter ,two 16550 compatible UARTs, and one parallel port with EPP mode, ECP mode, and joystick mode. The configuration register supports address selection, mode selection, function enable/disable, and power down function selection.
Parametrics
W83787IF absolute maximum ratings: (1)Power Supply voltage: -0.3 to 7.0V; (2)Input Voltage: VSS-0.3 to VDD+0.3V; (3)Operating Temperature: 0℃ to+70℃; (4)Storage Temperature: -55℃ to+150℃
Features
W83787IF features: (1)1.44MB Floppy Disk Controller; (2)Serial Ports; (3)Parallel Port; (4)Game Port Supported; (5)Based on pinout of W83777/787F; (6)Two General Purpose I/O pins; (7)100 PQFP.
Diagrams

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![]() W83787IF |
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![]() W83769 |
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![]() W83772G |
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![]() IC H/W MONITOR 8-TSSOP |
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![]() W83781D |
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(China (Mainland))










