參數(shù)資料
型號(hào)： 935188600118
廠商： NXP SEMICONDUCTORS
元件分類： 計(jì)數(shù)器
英文描述： HC/UH SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16
封裝： SOT-338-1, SSOP-16
文件頁(yè)數(shù)： 10/10頁(yè)
文件大?。?/td> 102K
代理商： 935188600118
December 1990
9
Philips Semiconductors
Product specication
Presettable synchronous 4-bit binary
up/down counter
74HC/HCT191
trem
removal time
PL to CP
35
7
6
8
3
2
45
9
8
55
11
9
ns
2.0
4.5
6.0
Fig.15
tsu
set-up time
U/D to CP
205
41
35
50
18
14
255
51
43
310
62
53
ns
2.0
4.5
6.0
Fig.17
tsu
set-up time
Dn to PL
100
20
17
19
7
6
125
25
21
150
30
26
ns
2.0
4.5
6.0
Fig.16
tsu
set-up time
CE to CP
140
28
24
44
16
13
175
35
30
210
42
36
ns
2.0
4.5
6.0
Fig.17
th
hold time
U/D to CP
0
39
14
11
0
ns
2.0
4.5
6.0
Fig.17
th
hold time
Dn to PL
0
11
4
3
0
ns
2.0
4.5
6.0
Fig.16
th
hold time
CE to CP
0
28
10
8
0
ns
2.0
4.5
6.0
Fig.17
fmax
maximum clock pulse
frequency
4.0
20
24
11
33
39
3.2
16
19
2.6
13
15
MHz
2.0
4.5
6.0
Fig.10
SYMBOL
PARAMETER
Tamb (°C)
UNIT
TEST CONDITIONS
74HC
VCC
(V)
WAVEFORMS
+25
40 to +85
40 to +125
min.
typ.
max.
min.
max. min.
max.
相關(guān)PDF資料
PDF描述
933715080653 HCT SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16
933669460652 HC/UH SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDIP16
933715250653 HCT SERIES, ASYN NEGATIVE EDGE TRIGGERED 14-BIT UP BINARY COUNTER, PDSO16
935189090112 HCT SERIES, ASYN NEGATIVE EDGE TRIGGERED 14-BIT UP BINARY COUNTER, PDSO16
933714770653 HC/UH SERIES, ASYN NEGATIVE EDGE TRIGGERED 14-BIT UP BINARY COUNTER, PDSO16
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