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参数资料
| 型号： | SNJ54HC174FK |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 锁存器 |
| 英文描述： | HC/UH SERIES, POSITIVE EDGE TRIGGERED D FLIP-FLOP, TRUE OUTPUT, CQCC20 |
| 封装： | CERAMIC, LCC-20 |
| 文件页数： | 15/20页 |
| 文件大小： | 802K |
| 代理商： | SNJ54HC174FK |
SN54HC174, SN74HC174
HEX DTYPE FLIPFLOPS
WITH CLEAR
SCLS119D DECEMBER 1982 REVISED SEPTEMBER 2003
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range (unless otherwise
noted)
VCC
TA = 25°C
SN54HC174
SN74HC174
UNIT
VCC
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
2 V
6
4.2
5
fclock
Clock frequency
4.5 V
31
21
25
MHz
fclock
Clock frequency
6 V
36
25
29
MHz
2 V
80
120
100
CLR low
4.5 V
16
24
20
tw
Pulse duration
CLR low
6 V
14
20
17
ns
tw
Pulse duration
2 V
80
120
100
ns
CLK high or low
4.5 V
16
24
20
CLK high or low
6 V
14
20
17
2 V
100
150
125
Data
4.5 V
20
30
25
tsu
Setup time before CLK
↑
Data
6 V
17
25
21
ns
tsu
Setup time before CLK
↑
2 V
100
150
125
ns
CLR inactive
4.5 V
20
30
25
CLR inactive
6 V
17
25
21
2 V
0
th
Hold time, data after CLK
↑
4.5 V
0
ns
th
Hold time, data after CLK
6 V
0
ns
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
SN54HC174
SN74HC174
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
2 V
6
9
4.2
5
fmax
4.5 V
31
44
21
25
MHz
fmax
6 V
36
50
25
29
MHz
2 V
58
160
240
200
CLR
Any
4.5 V
17
32
48
40
tpd
CLR
Any
6 V
14
27
41
34
ns
tpd
2 V
58
160
240
200
ns
CLK
Any
4.5 V
17
32
48
40
CLK
Any
6 V
14
27
41
34
2 V
38
75
110
90
tt
Any
4.5 V
8
15
22
19
ns
tt
Any
6 V
6
13
19
16
ns
operating characteristics, TA = 25°C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance per flip-flop
No load
27
pF
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SNJ54HC174J | 制造商:Texas Instruments 功能描述: |
| SNJ54HC175FK | 制造商:Texas Instruments 功能描述: |
| SNJ54HC175J | 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述: 制造商:Texas Instruments 功能描述:Flip Flop D-Type Bus Interface Pos-Edge 1-Element 16-Pin CDIP Tube |
| SNJ54HC180J | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| SNJ54HC190FK | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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