參數(shù)資料
型號(hào)： SN54HC191FK
廠商： TEXAS INSTRUMENTS INC
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, CQCC20
封裝： CERAMIC, CC-20
文件頁(yè)數(shù)： 12/13頁(yè)
文件大小： 203K
代理商： SN54HC191FK
SN54HC191, SN74HC191
4-BIT SYNCHRONOUS UP/DOWN BINARY COUNTERS
SCLS121B – DECEMBER 1982 – REVISED MAY 1997
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range, CL = 50 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
VCC
TA = 25°C
SN54HC191
SN74HC191
UNIT
PARAMETER
(INPUT)
(OUTPUT)
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
2 V
4.2
8
2.8
3.3
fmax
4.5 V
21
42
14
17
MHz
6 V
24
48
16
19
2 V
130
264
396
330
LOAD
Any Q
4.5 V
40
53
79
66
6 V
33
45
67
56
QQQ
2 V
135
240
360
300
A, B, C, or D
QA, QB, QC,
or QD
4.5 V
36
48
72
60
or QD
6 V
30
41
61
51
2 V
58
120
180
150
RCO
4.5 V
17
24
36
30
6 V
14
21
31
26
2 V
107
192
288
240
CLK
Any Q
4.5 V
31
38
58
48
t d
6 V
26
32
49
41
ns
tpd
2 V
123
252
378
315
ns
MAX/MIN
4.5 V
39
50
76
63
6 V
32
43
65
54
2 V
102
228
342
285
RCO
4.5 V
29
46
68
57
D/U
6 V
24
38
59
49
D/U
2 V
86
192
288
240
MAX/MIN
4.5 V
24
38
58
48
6 V
20
32
49
41
2 V
50
132
198
165
CTEN
RCO
4.5 V
15
26
40
33
6 V
13
23
34
28
2 V
38
75
110
95
tt
Any
4.5 V
8
15
22
19
ns
6 V
6
13
19
16
operating characteristics, TA = 25°C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance
No load
50
pF
相關(guān)PDF資料
PDF描述
SN54HC191W HC/UH SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, CDFP16
SN54HC191J HC/UH SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, CDIP16
SN54HC193FK HC/UH SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, CQCC20
SN54HC193J HC/UH SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, CDIP16
SN74HC193NSR HC/UH SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SN54HC191J 制造商:Texas Instruments 功能描述:Counter Single 4-Bit Async Binary UP/Down 16-Pin CDIP Tube 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述:COUNTER SGL 4BIT ASYNC BINARY UP/DOWN 16CDIP - Rail/Tube
SN54HC193J 制造商:Texas Instruments 功能描述:Counter Single 4-Bit Binary UP/Down 16-Pin CDIP Tube 制造商:Texas Instruments 功能描述:COUNTER SGL 4BIT BINARY UP/DOWN 16CDIP - Rail/Tube
SN54HC193W 制造商:Texas Instruments 功能描述:
SN54HC194J 制造商:Rochester Electronics LLC 功能描述:- Bulk
SN54HC195J 制造商:Texas Instruments 功能描述:Shift Register Single 4-Bit Serial/Parallel to Parallel 16-Pin CDIP Tube 制造商:Rochester Electronics LLC 功能描述:- Bulk
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