SN74LVTH18502A-EP Datasheet, PDF (29/42 Pages) Texas Instruments – 3.3-V ABT SCAN TEST DEVICES WITH 18-BIT UNIVERSAL BUS TRANSCEIVERS

SN74LVTH18502AĆEP, SN74LVTH182502AĆEP
3.3ĆV ABT SCAN TEST DEVICES
WITH 18ĆBIT UNIVERSAL BUS TRANSCEIVERS
SCAS744A − DECEMBER 2003 − REVISED JUNE 2004
switching characteristics over recommended operating free-air temperature range (unless
otherwise noted) (normal mode) (see Figure 14)
PARAMETER
fmax
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
FROM
(INPUT)
CLKAB or CLKBA
A or B
CLKAB or CLKBA
LEAB or LEBA
OEAB or OEBA
OEAB or OEBA
TO
(OUTPUT)
B or A
B or A
B or A
B or A
B or A
SN74LVTH18502A-EP
VCC = 3.3 V
± 0.3 V
VCC = 2.7 V
MIN MAX MIN MAX
100
80
1.5 4.9
5.6
1.5 4.9
5.6
1.5 5.8
6.8
1.5 5.8
6.8
1.5 7.4
8.4
1.5 5.7
6.4
1.5 7.1
8.3
1.5 7.1
8.3
2.5 7.8
8.4
2.5 7.8
8.4
UNIT
MHz
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
SN74LVTH18502A-EP
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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