HD74LVC32 查看數據表（PDF） - Hitachi -> Renesas Electronics

零件编号

产品描述 (功能)

比赛名单

HD74LVC32

Quad. 2-input OR Gates

Hitachi -> Renesas Electronics 

Test Circuit

Input

VCC

HD74LVC32

Pulse Generator

Zout = 50 Ω

CL =

50 pF

Output

450 Ω

50 Ω Scope

Note: 1. CL includes probe and jig capacitance.

Waveforms

Input A or B

Output Y

10 %

tr

90 %

Vref

tPLH

Vref

tf

90 %

Vref

10 %

tPHL

Vref

VIH

GND

VOH

VOL

Notes:

Symbol

VCC = 2.7 V,

3.3±0.3 V

VCC = 5.0±0.5 V

VIH

2.7 V

VCC

Vref

1.5 V

50%VCC

1. tr = 2.5 ns, tf = 2.5 ns

2. Input waveform : PRR = 10 MHz, duty cycle 50%.

5

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