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Switching Characteristics
Switching Characteristics
SN74AVCH8T245
8-BIT DUAL-SUPPLY BUS TRANSCEIVER
WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS
SCES565G – APRIL 2004 – REVISED MARCH 2007
over recommended operating free-air temperature range, V
CCA
= 2.5 V ± 0.2 V (see Figure 10 )
V
CCB
= 1.5 V V
CCB
= 1.8 V V
CCB
= 2.5 V V
CCB
= 3.3 V
V
CCB
= 1.2 V
FROM TO
± 0.1 V ± 0.15 V ± 0.2 V ± 0.3 V
PARAMETER UNIT
(INPUT) (OUTPUT)
TYP MIN MAX MIN MAX MIN MAX MIN MAX
t
PLH
2.4 0.5 4.7 0.5 3.9 0.5 3.1 0.5 2.8
A B ns
t
PHL
2.4 0.5 4.7 0.5 3.9 0.5 3.1 0.5 2.8
t
PLH
3 0.5 4.9 0.5 4 0.5 3.1 0.5 2.9
B A ns
t
PHL
3 0.5 4.9 0.5 4 0.5 3.1 0.5 2.9
t
PZH
2.2 0.5 4.8 0.5 4.8 0.5 4.8 0.5 4.8
OE A ns
t
PZL
2.2 0.5 4.8 0.5 4.8 0.5 4.8 0.5 4.8
t
PZH
4.5 1.1 7.9 0.5 6.4 0.5 4.6 0.5 4
OE B ns
t
PZL
4.5 1.1 7.9 0.5 6.4 0.5 4.6 0.5 4
t
PHZ
1.8 0.5 5.1 0.5 5.1 0.5 5.1 0.5 5.1
OE A ns
t
PLZ
1.8 0.5 5.1 0.5 5.1 0.5 5.1 0.5 5.1
t
PHZ
3.6 0.5 7.1 0.5 6.3 0.5 5.1 0.5 3.9
OE B ns
t
PLZ
3.6 0.5 7.1 0.5 6.3 0.5 5.1 0.5 3.9
over recommended operating free-air temperature range, V
CCA
= 3.3 V ± 0.3 V (see Figure 10 )
V
CCB
= 1.5 V V
CCB
= 1.8 V V
CCB
= 2.5 V V
CCB
= 3.3 V
V
CCB
= 1.2 V
FROM TO
± 0.1 V ± 0.15 V ± 0.2 V ± 0.3 V
PARAMETER UNIT
(INPUT) (OUTPUT)
TYP MIN MAX MIN MAX MIN MAX MIN MAX
t
PLH
2.3 0.5 4.5 0.5 3.7 0.5 2.9 0.5 2.5
A B ns
t
PHL
2.3 0.5 4.5 0.5 3.3 0.5 2.9 0.5 2.5
t
PLH
3.5 0.5 6.8 0.5 3.9 0.5 2.8 0.5 2.5
B A ns
t
PHL
3.5 0.5 6.8 0.5 3.9 0.5 2.8 0.5 2.5
t
PZH
2 0.5 4 0.5 4 0.5 4 0.5 4
OE A ns
t
PZL
2 0.5 4 0.5 4 0.5 4 0.5 4
t
PZH
4.5 1.1 7.8 0.5 6.2 0.5 4.5 0.5 3.9
OE B ns
t
PZL
4.5 1.1 7.8 0.5 6.2 0.5 4.5 0.5 3.9
t
PHZ
1.7 0.5 4 0.5 4 0.5 4 0.5 4
OE A ns
t
PLZ
1.7 0.5 4 0.5 4 0.5 4 0.5 4
t
PHZ
3.4 0.5 6.9 0.5 6 0.5 4.8 0.5 4.2
OE B ns
t
PLZ
3.4 0.5 6.9 0.5 6 0.5 4.8 0.5 4.2
8
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