MC14C89B Overview
MC14C89B, AB Quad Low Power Line Receivers The MC14C89B and MC14C89AB are low monolithic quad line receivers using bipolar technology, which conform to the EIA 232 E, EIA 562 and CCITT V.28 Remendations.
MC14C89B Key Features
- Low Power Consumption
- Meets EIA-232-E, EIA-562, and CCITT V.28 Remendations
- TTL/CMOS patible Outputs
- Standard Power Supply: + 5.0 V ±10%
- Pin Equivalent to MC1489, MC1489A, TI’s SN75C189/A, SN75189/A
- External Filtering Not Required in Most Cases
- Threshold Level Externally Adjustable
- Hysteresis: 0.35 V for MC14C89B, 0.95 V for MC14C89AB
- Available in Plastic DIP, and Surface Mount Packaging
- Operating Ambient Temperature: -40° to +85°C