HEF4029B 查看數據表（PDF） - Philips Electronics
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HEF4029B Datasheet PDF : 14 Pages
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Philips Semiconductors
Synchronous up/down counter,
binary/decade counter
Product specification
HEF4029B
MSI
Output transition times
HIGH to LOW
LOW to HIGH
VDD
V
SYMBOL MIN. TYP.
MAX.
5
60 120
10 tTHL
15
30
60
20
40
5
60 120
10 tTLH
15
30
60
20
40
TYPICAL EXTRAPOLATION
FORMULA
ns
10 ns + (1,0 ns/pF) CL
ns
9 ns + (0,42 ns/pF) CL
ns
6 ns + (0,28 ns/pF) CL
ns
10 ns + (1,0 ns/pF) CL
ns
9 ns + (0,42 ns/pF) CL
ns
6 ns + (0,28 ns/pF) CL
January 1995
8
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