HEC40194BF 查看數據表（PDF） - Philips Electronics
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HEC40194BF Datasheet PDF : 8 Pages
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Philips Semiconductors
4-bit bidirectional universal shift register
AC CHARACTERISTICS
VSS = 0 V; Tamb = 25 °C; CL = 50 pF; input transition times ≤ 20 ns
VDD
V
SYMBOL MIN. TYP. MAX.
Propagation delays
CP → On
HIGH to LOW
LOW to HIGH
MR → On
HIGH to LOW
Output transition times
HIGH to LOW
LOW to HIGH
5
10 tPHL
15
5
10 tPLH
15
5
10 tPHL
15
5
10 tTHL
15
5
10 tTLH
15
100 205 ns
40 85 ns
30 60 ns
80 165 ns
35 70 ns
25 55 ns
85 175 ns
40 80 ns
30 60 ns
60 120 ns
30 60 ns
20 40 ns
60 120 ns
30 60 ns
20 40 ns
Product specification
HEF40194B
MSI
TYPICAL EXTRAPOLATION
FORMULA
73 ns + (0,55 ns/pF) CL
29 ns + (0,23 ns/pF) CL
22 ns + (0,16 ns/pF) CL
53 ns + (0,55 ns/pF) CL
24 ns + (0,23 ns/pF) CL
17 ns + (0,16 ns/pF) CL
58 ns + (0,55 ns/pF) CL
29 ns + (0,23 ns/pF) CL
22 ns + (0,16 ns/pF) CL
10 ns + (1,0 ns/pF) CL
9 ns + (0,42 ns/pF) CL
6 ns + (0,28 ns/pF) CL
10 ns + (1,0 ns/pF) CL
9 ns + (0,42 ns/pF) CL
6 ns + (0,28 ns/pF) CL
January 1995
5
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