1-OF-8 DECODERS

Function, Pinout, and Drive Compatible With FCT and F Logic Reduced VOH (Typically = 3.3 V) Versions of Equivalent FCT Functions Edge-Rate Control Circuitry for Significantly Improved Noise Characteristics Ioff Supports Partial-Power-Down Mode Operation Matched Rise and Fall Times Fully

1-of-8 Decoder

Functional Description The FCT138T is a 1-of-8 decoder. The FCT138T accepts three binary weighted inputs (A0, A1, A2) and, when enabled, provides eight mutually exclusive active LOW outputs (O0–O7). The FCT138T features three enable inputs, two active LOW (E1, E2) and one active HIGH (E3). All i

1-of-8 Decoder

Functional Description The FCT138T is a 1-of-8 decoder. The FCT138T accepts three binary weighted inputs (A0, A1, A2) and, when enabled, provides eight mutually exclusive active LOW outputs (O0–O7). The FCT138T features three enable inputs, two active LOW (E1, E2) and one active HIGH (E3). All i

1-of-8 Decoder

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1-OF-8 DECODERS

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FAST CMOS 1-OF-8 DECODER WITH ENABLE

DESCRIPTION: The IDT54/74FCT138/A/C are 1-of-8 decoders built using an advanced dual metal CMOS technology. The IDT54/74FCT138/A/C accept three binary weighted inputs (A0, A1, A2) and, when enabled, provide eight mutually exclusive active LOW outputs (O0- O7). The IDT54/74FCT138/A/C feature thr