SN54LVTH18502A_08 Datasheet, PDF (33/40 Pages) Texas Instruments – 3.3-V ABT SCAN TEST DEVICES WITH 18-BIT UNIVERSAL BUS TRANSCEIVERS

SN54LVTH18502A, SN54LVTH182502A, SN74LVTH18502A, SN74LVTH182502A
3.3ĆV ABT SCAN TEST DEVICES
WITH 18ĆBIT UNIVERSAL BUS TRANSCEIVERS
SCBS668C − JULY 1996 − REVISED JUNE 2004
switching characteristics over recommended operating free-air temperature range (unless
otherwise noted) (normal mode) (see Figure 14)
PARAMETER
FROM
(INPUT)
fmax
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
CLKAB or CLKBA
A
B
CLKAB
CLKBA
LEAB
LEBA
OEAB or OEBA
OEAB or OEBA
TO
(OUTPUT)
B
A
B
A
B
A
B or A
B or A
SN54LVTH182502A
VCC = 3.3 V
± 0.3 V
VCC = 2.7 V
MIN MAX MIN MAX
100
80
1.5
6
6.7
1.5
6
6.7
1.5 5.1
5.8
1.5 5.1
5.8
1.5 7.1
8.1
1.5 7.1
8.1
1.5 6.3
7.2
1.5 6.3
7.2
1.5 8.7
9.7
1.5 6.5
6.9
1.5 7.8
9.2
1.5
6
6.6
1.5 8.4
9.6
1.5 8.4
9.6
2.5 9.1
9.3
2.5 9.1
9.3
SN74LVTH182502A
VCC = 3.3 V
± 0.3 V
VCC = 2.7 V
MIN MAX MIN MAX
100
80
1.5 5.7
6.4
1.5 5.7
6.4
1.5 4.9
5.6
1.5 4.9
5.6
1.5 6.7
7.7
1.5 6.7
7.7
1.5 5.8
6.8
1.5 5.8
6.8
1.5 8.2
9.2
1.5 6.2
6.7
1.5 7.4
8.4
1.5 5.7
6.4
1.5 7.9
8.7
1.5 7.9
8.7
2.5 8.4
8.9
2.5 8.4
8.9
UNIT
MHz
ns
ns
ns
ns
ns
ns
ns
ns
switching characteristics over recommended operating free-air temperature range (unless
otherwise noted) (test mode) (see Figure 14)
PARAMETER
fmax
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPZH
tPZL
tPHZ
tPLZ
tPHZ
tPLZ
FROM
(INPUT)
TCK
TCK↓
TCK↓
TCK↓
TCK↓
TCK↓
TCK↓
TO
(OUTPUT)
A or B
TDO
A or B
TDO
A or B
TDO
SN54LVTH182502A
VCC = 3.3 V
± 0.3 V
VCC = 2.7 V
MIN MAX MIN MAX
50
40
2.5
15
18
2.5
15
18
1
6
7
1.5
7
8
4
18
21
4
18
21
1
6
7
1.5
6
7
4
19
21
4
18
19.5
1.5 7.5
9
1.5 7.5
8.5
SN74LVTH182502A
VCC = 3.3 V
± 0.3 V
VCC = 2.7 V
MIN MAX MIN MAX
50
40
2.5
14
17
2.5
14
17
1 5.5
6.5
1.5 6.5
7.5
4
17
20
4
17
20
1 5.5
6.5
1.5 5.5
6.5
4
18
20
4
17
18.5
1.5
7
8.5
1.5
7
8
UNIT
MHz
ns
ns
ns
ns
ns
ns
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