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HD74ALVCH16835 Datasheet, PDF (8/12 Pages) Hitachi Semiconductor – 18-bit Universal Bus Driver with 3-state Outputs
HD74ALVCH16835
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 1.9 —
—
Data before LE↓
2.7
1.6 —
—
CLK “H”
3.3±0.3 1.5 —
—
2.5±0.2 1.3 —
—
Data before LE↓
2.7
1.1 —
—
CLK “L”
3.3±0.3 1.0 —
—
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 1.4 —
—
Data after LE↓
2.7
1.7 —
—
CLK “H” or “L”
3.3±0.3 1.4 —
—
tw
2.5±0.2 3.3 —
—
ns LE “H”
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 65°C)
Item
Symbol VCC (V) Min
Typ
Propagation delay time tPLH, tPHL 3.3±0.15 1.7
—
Max Unit FROM TO
(Input) (Output)
4.5
ns CLK
Y
8