74HCT166D View Datasheet(PDF) - Philips Electronics
Part Name
Description
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74HCT166D Datasheet PDF : 10 Pages
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Philips Semiconductors
8-bit parallel-in/serial-out shift register
Product specification
74HC/HCT166
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications”.
Output capability: standard
ICC category: MSI
AC CHARACTERISTICS FOR 74HC
GND = 0 V; tr = tf = 6 ns; CL = 50 pF
Tamb (°C)
TEST CONDITIONS
SYMBOL PARAMETER
74HC
+25
−40 to +85
UNIT
−40 to +125
VCC
(V)
WAVEFORMS
min. typ. max. min. max. min. max.
tPHL/ tPLH propagation delay
CP to Q7
tPHL
propagation delay
MR to Q7
50 150
190
225 ns 2.0 Fig.7
18 30
38
45
4.5
14 26
33
38
6.0
47 160
200
240 ns 2.0 Fig.8
17 32
40
48
4.5
14 27
34
41
6.0
tTHL/ tTLH output transition time
19 75
95
110 ns 2.0 Fig.7
7 15
19
22
4.5
6 13
16
19
6.0
tW
clock pulse width
80 17
HIGH or LOW
16 6
14 5
100
120
ns 2.0 Fig.7
20
24
4.5
17
20
6.0
tW
master reset pulse width 100 25
LOW
20 9
17 7
125
150
ns 2.0 Fig.8
25
30
4.5
21
26
6.0
trem
removal time
MR to CP
0 −19
0
0
ns 2.0 Fig.8
0 −7
0
0
4.5
0 −6
0
0
6.0
tsu
set-up time
Dn, CE to CP
80 14
16 5
14 4
100
120
ns 2.0 Fig.9
20
24
4.5
17
20
6.0
tsu
set-up time
PE to CP
100 33
20 12
17 10
125
150
ns 2.0 Fig.8
25
30
4.5
21
26
6.0
th
hold time
2 −8
2
2
ns 2.0 Fig.8
Dn, CE to CP
2 −3
2
2
4.5
2 −2
2
2
6.0
th
hold time
PE to CP
0 −28
0
0
ns 2.0 Fig.9
0 −10
0
0
4.5
0 −8
0
0
6.0
fmax
maximum clock pulse 6.0 19
4.8
4.0
MHz 2.0 Fig.7
frequency
30 57
24
20
4.5
35 68
28
24
6.0
December 1990
6
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