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MC1489, MC1489A, SN55189, SN55189A, SN75189, SN75189A QUADRUPLE LINE RECEIVERS
D Input Resistance . . . 3 kΩ to 7 kΩ D Input Signal Range . . . ± 30 V D Operate From Single 5-V Supply D Built-In Input Hysteresis (Double
Thresholds)
D Response Control that Provides:
Input Threshold Shifting Input Noise Filtering
D Meet or Exceed the Requirements of
TIA / EIA-232-F and ITU Recommendation V.28
D Fully Interchangeable With Motorola™
MC1489 and MC1489A
description
These devices are monolithic low-power Schottky quadruple line receivers designed to satisfy the requirements of the standard interface between data-terminal equipment and data-communication equipment as defined by TIA / EIA-232-F. A separate response-control (CONT) terminal is provided for each receiver.