參數(shù)資料
型號： SN74BCT8374ANT
廠商： TEXAS INSTRUMENTS INC
元件分類： 總線收發(fā)器
英文描述： BCT/FBT SERIES, 8-BIT BOUNDARY SCAN DRIVER, TRUE OUTPUT, PDIP24
封裝： PLASTIC, DIP-24
文件頁數(shù)： 11/26頁
文件大?。?/td> 530K
代理商： SN74BCT8374ANT
SN54BCT8374A, SN74BCT8374A
SCAN TEST DEVICES
WITH OCTAL D-TYPE EDGE-TRIGGERED FLIP-FLOPS
SCBS045E – JUNE 1990 – REVISED JULY 1996
19
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (normal mode) (see Figure 9)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
TA = 25°C
SN54BCT8374A
SN74BCT8374A
UNIT
(INPUT)
(OUTPUT)
MIN
TYP
MAX
MIN
MAX
MIN
MAX
fmax
CLK
70
MHz
tPLH
CLK
Q
3
6.7
8.5
3
10.5
3
10
ns
tPHL
CLK
Q
3
6.4
8
3
10
3
9.5
ns
tPZH
OE
Q
3
6.5
8.5
3
10.5
3
10
ns
tPZL
OE
Q
3.5
7.5
9.5
3.5
12.5
3.5
11
ns
tPHZ
OE
Q
3
6.1
8
3
10
3
9
ns
tPLZ
OE
Q
2.5
5.8
7.5
2.5
9.5
2.5
8.5
ns
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (test mode) (see Figure 9)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
TA = 25°C
SN54BCT8374A
SN74BCT8374A
UNIT
(INPUT)
(OUTPUT)
MIN
TYP
MAX
MIN
MAX
MIN
MAX
fmax
TCK
20
MHz
tPLH
TCK
↓
Q
6
13
15.5
6
21.5
6
20
ns
tPHL
TCK
↓
Q
6
12.5
15.5
6
21.5
6
20
ns
tPLH
TCK
↓
TDO
3.5
7.6
10.5
3.5
14
3.5
13
ns
tPHL
TCK
↓
TDO
3.5
8
10.5
3.5
13
3.5
12
ns
tPLH
TCK
↑
Q
7.5
16.5
20
7.5
28
7.5
24
ns
tPHL
TCK
↑
Q
7.5
17
21
7.5
29
7.5
25
ns
tPZH
TCK
↓
Q
6.5
14
17
6.5
24
6.5
21
ns
tPZL
TCK
↓
Q
7
15
20
7
26
7
23
ns
tPZH
TCK
↓
TDO
3.5
7.6
10.5
3.5
11.5
3.5
11
ns
tPZL
TCK
↓
TDO
4
8.5
11
4
13.5
4
12.5
ns
tPZH
TCK
↑
Q
8
18
22
8
30
8
27
ns
tPZL
TCK
↑
Q
8
19
25
8
32
8
29
ns
tPHZ
TCK
↓
Q
6
14
18
6
24
6
22
ns
tPLZ
TCK
↓
Q
6
14
17
6
23
6
21
ns
tPHZ
TCK
↓
TDO
3
8
11.5
3
13
3
12.5
ns
tPLZ
TCK
↓
TDO
3
7.5
10
3
13
3
12
ns
tPHZ
TCK
↑
Q
8
18.5
22
8
31
8
27
ns
tPLZ
TCK
↑
Q
8
18.5
22
8
31
8
27
ns
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