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| 型號： | SNJ54HCT574J |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 總線收發(fā)器 |
| 英文描述： | HCT SERIES, 8-BIT DRIVER, TRUE OUTPUT, CDIP20 |
| 封裝： | CERAMIC, DIP-20 |
| 文件頁數(shù)： | 10/15頁 |
| 文件大?。?/td> | 563K |
| 代理商： | SNJ54HCT574J |
SN54HCT574, SN74HCT574
OCTAL EDGETRIGGERED DTYPE FLIPFLOPS
WITH 3STATE OUTPUTS
SCLS177E MARCH 1984 REVISED AUGUST 2003
4
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
SN54HCT574
SN74HCT574
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
fmax
4.5 V
30
36
20
24
MHz
fmax
5.5 V
33
40
22
27
MHz
tpd
CLK
Any Q
4.5 V
30
36
54
45
ns
tpd
CLK
Any Q
5.5 V
25
32
48
41
ns
ten
OE
Any Q
4.5 V
26
30
45
38
ns
ten
OE
Any Q
5.5 V
23
27
41
34
ns
tdis
OE
Any Q
4.5 V
23
30
45
38
ns
tdis
OE
Any Q
5.5 V
22
27
41
34
ns
tt
Any Q
4.5 V
10
12
18
15
ns
tt
Any Q
5.5 V
9
11
16
14
ns
switching characteristics over recommended operating free-air temperature range, CL = 150 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
VCC
TA = 25°C
SN54HCT574
SN74HCT574
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
fmax
4.5 V
30
36
20
24
MHz
fmax
5.5 V
33
40
22
27
MHz
tpd
CLK
Any Q
4.5 V
40
53
80
66
ns
tpd
CLK
Any Q
5.5 V
35
47
71
60
ns
ten
OE
Any Q
4.5 V
34
47
71
59
ns
ten
OE
Any Q
5.5 V
29
39
94
78
ns
tt
Any Q
4.5 V
18
42
63
53
ns
tt
Any Q
5.5 V
16
38
57
48
ns
operating characteristics, TA = 25°C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance per flip-flop
No load
93
pF
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
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