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M74HCT138 Datasheet 3 To 8 Line Decoder Inverting

Manufacturer: STMicroelectronics

Overview: M54HCT138 M74HCT138 3 TO 8 LINE DECODER (INVERTING) . . . . . . . HIGH SPEED tPD = 16 ns (TYP.) at VCC = 5 V LOW POWER DISSIPATION ICC = 4 µA AT TA = 25 °C OUTPUT DRIVE CAPABILITY 10 LSTTL LOADS BALANCED PROPAGATION DELAYS tPLH = tPHL SYMMETRICAL OUTPUT IMPEDANCE |IOH| = IOL PATIBLE WITH TTL OUTPUTS VIH = 2V (MIN.) VIL = 0.

General Description

The M54/74HC138 is a high speed CMOS 3 TO 8 LINE DECODER fabricated in silicon gate C 2MOS technology.

It has the same high speed performance of LSTTL bined with true CMOSlow power consumption.

If the device is enabled, 3 binary select inputs (A, B and C) determine which one of the outputs will go low.

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