SLLS094C -SEPTEMBER 1983 -REVISED MAY 2004 D Meet or Exceed the Requirements of ANSI D D D D D SN55188 . J OR W PACKAGE SN75188 . D, N, OR NS PACKAGE MC1488 . N PACKAGE (TOP VIEW) TIA / EIA-232-E and ITU Recommendation V.28 Current-Limited Output: 10 mA Typical Power-Off Output Impedance: 300 Ω Minimum Slew Rate Control by Load Capacitor Flexible Supply-Voltage Range Input Compatible With Most TTL Circuits VCC -1A 1Y 2A 2B 2Y GND description/ordering information …