HD74HCT137FPEL 查看數據表（PDF） - Renesas Electronics

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HD74HCT137FPEL

3-to-8-line Decoder/Demultiplexer with Address Latch

Renesas Electronics 

HD74HCT137

• Waveform – 4

6 ns

6 ns

GL

Output Y

90%

1.3 V

10%

10%

tW

tPLH

10%

90%

1.3 V

90%

1.3 V

tTLH

1.3 V

tPHL

90%

1.3 V

10%

tTHL

VCC

0V

VOH

VOL

Notes: 1. Input waveform: PRR ≤ 1 MHz, Zo = 50 Ω, tr ≤ 6 ns, tf ≤ 6 ns

2. The output are measured one at a time with one transition per measurement.

• Waveform – 5

Input

A,B,C

GL

tW

1.3 V

tsu

th

1.3 V

1.3 V

VCC

0V

VCC

0V

Notes: 1. Input waveform: PRR ≤ 1 MHz, Zo = 50 Ω, tr ≤ 6 ns, tf ≤ 6 ns

2. The output are measured one at a time with one transition per measurement.

Rev.2.00 Mar 30, 2006 page 6 of 7

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