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參數(shù)資料
| 型號(hào)： | SN54ABT8652JT |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | SCAN TEST DEVICES WITH OCTAL BUS TRANSCEIVERS AND REGISTERS |
| 中文描述： | 掃描測(cè)試設(shè)備與八路總線收發(fā)器和寄存器 |
| 文件頁(yè)數(shù)： | 23/25頁(yè) |
| 文件大?。?/td> | 366K |
| 代理商： | SN54ABT8652JT |
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SN54ABT8652, SN74ABT8652
SCAN TEST DEVICES
WITH OCTAL BUS TRANSCEIVERS AND REGISTERS
SCBS122F – AUGUST 1992 – REVISED DECEMBER 1996
23
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (test mode) (see Figure 14)
SN54ABT8652
VCC = 5 V,
TA = 25
°
C
MIN
TYP
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
MIN
MAX
UNIT
MAX
fmax
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPZH
tPZL
tPHZ
tPLZ
tPHZ
tPLZ
TCK
50
90
50
MHz
TCK
↓
A or B
3.5
8
10.2
3.3
13.7
ns
3
7.7
9
3
12
TCK
↓
TDO
2.5
4.3
5.5
2.5
7
ns
2.5
4.2
5.5
2.5
7
TCK
↓
A or B
4.5
8.2
9.5
4.3
12.5
ns
4.5
9
10.5
4.5
13.5
TCK
↓
TDO
2.5
4.3
5.5
2.5
7
ns
2.5
4.9
6
2.5
7.5
TCK
↓
A or B
3.5
8.4
12.9
3.5
14
ns
3
8
10.5
3
13.5
TCK
↓
TDO
3
3
5.9
7
3
3
9
8
ns
5
6.5
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (test mode) (see Figure 14)
SN74ABT8652
VCC = 5 V,
TA = 25
°
C
MIN
TYP
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
MIN
MAX
UNIT
MAX
fmax
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPZH
tPZL
tPHZ
tPLZ
tPHZ
tPLZ
TCK
50
90
50
MHz
TCK
↓
A or B
3.5
8
9.5
3.5
12
ns
3
7.7
9
3
11.5
TCK
↓
TDO
2.5
4.3
5.5
2.5
6.5
ns
2.5
4.2
5.5
2.5
6.5
TCK
↓
A or B
4.5
8.2
9.5
4.5
12
ns
4.5
9
10.5
4.5
13
TCK
↓
TDO
2.5
4.3
5.5
2.5
6.5
ns
2.5
4.9
6
2.5
7
TCK
↓
A or B
3.5
8.4
10.5
3.5
13.5
ns
3
8
10.5
3
13
TCK
↓
TDO
3
3
5.9
7
3
3
8.5
7.5
ns
5
6.5
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