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| 型號(hào)： | SN54LVTH182502A |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 3.3-V ABT Scan Test Device With 18-Bit Universal Bus Transceivers(3.3VABT掃描測(cè)試裝置(18位通用總線收發(fā)器)) |
| 中文描述： | 的3.3V ABT生根粉掃描測(cè)試設(shè)備與18位通用總線收發(fā)器（3.3VABT掃描測(cè)試裝置（18位通用總線收發(fā)器）） |
| 文件頁(yè)數(shù)： | 29/35頁(yè) |
| 文件大?。?/td> | 806K |
| 代理商： | SN54LVTH182502A |
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SN54LVTH18502A, SN54LVTH182502A, SN74LVTH18502A, SN74LVTH182502A
3.3-V ABT SCAN TEST DEVICES
WITH 18-BIT UNIVERSAL BUS TRANSCEIVERS
SCBS668A – JULY 1996 – REVISED DECEMBER 1996
29
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range (unless
otherwise noted) (normal mode) (see Figure 14)
PARAMETER
FROM
(INPUT)
TO
SN54LVTH18502A
VCC = 3.3 V
±
0.3 V
SN74LVTH18502A
VCC = 3.3 V
±
0.3 V
UNIT
(OUTPUT)
VCC = 2.7 V
VCC = 2.7 V
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
fmax
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
CLKAB or CLKBA
100
80
100
80
MHz
A or B
B or A
1.5
5.1
5.8
1.5
4.9
5.6
ns
1.5
5.1
5.8
1.5
4.9
5.6
CLKAB or CLKBA
B or A
1.5
6.3
7.2
1.5
5.8
6.8
ns
1.5
6.3
7.2
1.5
5.8
6.8
LEAB or LEBA
B or A
1.5
7.8
9.2
1.5
7.4
8.4
ns
1.5
6
6.6
1.5
5.7
6.4
OEAB or OEBA
B or A
1.5
7.6
8.5
1.5
7.1
8.3
ns
1.5
7.6
8.5
1.5
7.1
8.3
OEAB or OEBA
B or A
2.5
2.5
8.3
8.3
8.8
8.8
2.5
2.5
7.8
7.8
8.4
8.4
ns
switching characteristics over recommended operating free-air temperature range (unless
otherwise noted) (test mode) (see Figure 14)
PARAMETER
FROM
(INPUT)
TO
SN54LVTH18502A
VCC = 3.3 V
±
0.3 V
SN74LVTH18502A
VCC = 3.3 V
±
0.3 V
UNIT
(OUTPUT)
VCC = 2.7 V
VCC = 2.7 V
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
fmax
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPZH
tPZL
tPHZ
tPLZ
tPHZ
tPLZ
TCK
50
40
50
40
MHz
TCK
↓
A or B
2.5
15
18
2.5
14
17
ns
2.5
15
18
2.5
14
17
TCK
↓
TDO
1
6
7
1
5.5
6.5
ns
1.5
7
8
1.5
6.5
7.5
TCK
↓
A or B
4
18
21
4
17
20
ns
4
18
21
4
17
20
TCK
↓
TDO
1
6
7
1
5.5
6.5
ns
1.5
6
7
1.5
5.5
6.5
TCK
↓
A or B
4
19
21
4
18
20
ns
4
18
19.5
4
17
18.5
TCK
↓
TDO
1.5
1.5
7.5
7.5
9
1.5
1.5
7
7
8.5
ns
8.5
8
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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