HD74ALVC162834A Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HD74ALVC162834A

18-bit Universal Bus Driver with 3-state Outputs and Inverted Latch Enable

Hitachi -> Renesas Electronics 

HD74ALVC162834A

Switching Characteristics (Ta = –40 to 85°C) (cont)

Item

Setup time

Hold time

Pulse width

Symbol VCC (V) Min Typ Max Unit From (Input)

t su

2.5±0.2 2.2 —

—

ns Data before CLK↑

2.7

2.1 —

—

3.3±0.3 1.7 —

—

2.5±0.2 1.2 —

—

Data before LE↑

2.7

1.6 —

—

CLK “H”

3.3±0.3 1.3 —

—

2.5±0.2 1.4 —

—

Data before LE↑

2.7

1.5 —

—

CLK “L”

3.3±0.3 1.2 —

—

th

2.5±0.2 0.6 —

—

ns Data after CLK↑

2.7

0.6 —

—

3.3±0.3 0.7 —

—

2.5±0.2 1.2 —

—

Data after LE↑

2.7

1.1 —

—

CLK “H” or “L”

3.3±0.3 1.1 —

—

tw

2.5±0.2 3.3 —

—

ns LE “L”

2.7

3.3 —

—

3.3±0.3 3.3 —

—

2.5±0.2 3.3 —

—

CLK “H” or “L”

2.7

3.3 —

—

3.3±0.3 3.3 —

—

Switching Characteristics (Ta = 0 to 85°C)

Item

Symbol VCC (V) Min

Typ

Max Unit FROM TO

(Input) (Output)

Propagation delay time CL=50pF tPLH, tPHL 3.3±0.3 1.4

—

CL=30pF

3.3±0.3 0.7

—

Setup time

t su

3.3±0.3 1.0

—

Hold time

th

3.3±0.3 0.6

—

3.5

ns CLK

Y

2.5

CLK

Y

—

ns Data before CLK↑

—

ns Data after CLK↑

8

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