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HD74HC590 Datasheet, PDF (7/11 Pages) Hitachi Semiconductor – 8-bit Binary Counter/Register (with 3-state outputs) | |||
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HD74HC590
AC Characteristics (CL = 50 pF, Input tr = tf = 6 ns) (cont)
Ta = 25°C
Ta = â40 to
+85°C
Item
Hold time
Symbol
th
VCC (V)
2.0
4.5
Min Typ Max Min
5 ââ 5
5 ââ 5
Max Unit
â ns
â
6.0
5 ââ 5
â
Output rise/fall
t TLH
time
t THL
2.0
â â 60 â 75 ns
4.5
â 4 12 â 15
6.0
â â 10 â 13
t TLH
2.0
â â 75 â 95 ns
t THL
4.5
â 5 15 â 19
6.0
â â 13 â 16
Input capacitance Cin
â
â 5 10 â 10 pF
Test Conditions
CCKEN to CCK
CCK to RCK
Q
RCO
7
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