74AVCH20T245 NXP, 74AVCH20T245 Datasheet - Page 12

• Manufacturer Part Number: 74AVCH20T245
• Description: 20-bit Dual Supply Translating Transceiver
• Manufacturer: NXP

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NXP Semiconductors
Table 10.
Voltages are referenced to GND (ground = 0 V); for test circuit see
[1]
Table 11.
Voltages are referenced to GND (ground = 0 V); for test circuit see
[1]
74AVCH20T245_1
Product data sheet
Symbol Parameter
t
t
t
Symbol Parameter
t
t
t
pd
dis
en
pd
dis
en
t
t
pd
pd
is the same as t
is the same as t
propagation delay nAn to Bn
disable time
enable time
propagation delay nAn to Bn
disable time
enable time
Typical dynamic characteristics at V
Typical dynamic characteristics at V
PLH
PLH
and t
and t
PHL
PHL
Conditions
nBn to nAn
nOE to nAn
nOE to nBn
nOE to nAn
nOE to nBn
Conditions
nBn to nAn
nOE to nAn
nOE to nBn
nOE to nAn
nOE to nBn
; t
; t
dis
dis
is the same as t
is the same as t
Rev. 01 — 13 January 2010
PLZ
PLZ
CC(A)
CC(B)
and t
and t
= 0.8 V and T
= 0.8 V and T
PHZ
PHZ
0.8 V
0.8 V
14.4
14.4
16.2
17.6
21.9
22.2
14.4
14.4
16.2
17.6
21.9
22.2
; t
; t
en
en
is the same as t
is the same as t
20-bit dual supply translating transceiver; 3-state
Figure
Figure
1.2 V
1.2 V
12.4
16.2
21.9
12.4
14.2
17.7
10.0
11.1
amb
amb
7.0
7.0
5.9
6.4
6; for wave forms see
6; for wave forms see
= 25 °C
= 25 °C
1.5 V
PZL
1.5 V
PZL
12.1
16.2
21.9
13.7
17.2
12.1
6.2
9.0
9.8
6.2
4.4
4.4
[1]
[1]
and t
and t
V
V
CC(B)
CC(A)
PZH
PZH
74AVCH20T245
1.8 V
1.8 V
16.2
21.9
13.6
17.0
11.9
.
11.9
.
6.0
9.1
9.4
6.0
4.2
3.5
Figure 4
Figure 4
2.5 V
2.5 V
16.2
21.9
13.3
16.8
11.8
11.8
5.9
8.7
9.4
5.9
3.1
2.6
© NXP B.V. 2010. All rights reserved.
and
and
Figure 5
Figure 5
3.3 V
3.3 V
16.2
21.9
13.1
16.7
11.8
11.8
6.0
9.3
9.6
6.0
3.5
2.3
12 of 25
Unit
ns
ns
ns
ns
ns
ns
Unit
ns
ns
ns
ns
ns
ns