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HA12187FP
Bus Interface Driver/Receiver IC
ADE-207-174A (Z) 2nd Edition Jun. 1999 Description
The HA12187FP was developed to be used as a bus interface driver/receiver IC in automotive audio equipment controllers. It implements a two-wire serial bus.
Functions
• Two-input OR circuit • Input comparator circuit • Current output driver circuit • Receiver input comparator circuit • Receiver output circuit • Standby circuit
Features
• Supports two data inputs (Pins 1 and 3 are the input pins) • Comparators with hysteresis characteristics were adopted for the inputs • Current drive output drivers adopted (Output current: 3.