74AVC20T245 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
Product data sheet Rev. 7 — 8 March 2012 12 of 27
NXP Semiconductors
74AVC20T245
20-bit dual supply translating transceiver; 3-state
[1] t
pd
is the same as t
PLH
and t
PHL
; t
dis
is the same as t
PLZ
and t
PHZ
; t
en
is the same as t
PZL
and t
PZH
.
[1] t
pd
is the same as t
PLH
and t
PHL
; t
dis
is the same as t
PLZ
and t
PHZ
; t
en
is the same as t
PZL
and t
PZH
.
Table 10. Typical dynamic characteristics at V
CC(A)
= 0.8 V and T
amb
= 25 C
[1]
Voltages are referenced to GND (ground = 0 V); for test circuit see Figure 7; for wave forms see Figure 5 and Figure 6
Symbol Parameter Conditions V
CC(B)
Unit
0.8 V 1.2 V 1.5 V 1.8 V 2.5 V 3.3 V
t
pd
propagation delay nAn to nBn 14.4 7.0 6.2 6.0 5.9 6.0 ns
nBn to nAn 14.4 12.4 12.1 11.9 11.8 11.8 ns
t
dis
disable time nOE to nAn 16.2 16.2 16.2 16.2 16.2 16.2 ns
nOE
to nBn 17.6 10.0 9.0 9.1 8.7 9.3 ns
t
en
enable time nOE to nAn 21.9 21.9 21.9 21.9 21.9 21.9 ns
nOE
to nBn 22.2 11.1 9.8 9.4 9.4 9.6 ns
Table 11. Typical dynamic characteristics at V
CC(B)
= 0.8 V and T
amb
= 25 C
[1]
Voltages are referenced to GND (ground = 0 V); for test circuit see Figure 7; for wave forms see Figure 5 and Figure 6
Symbol Parameter Conditions V
CC(A)
Unit
0.8 V 1.2 V 1.5 V 1.8 V 2.5 V 3.3 V
t
pd
propagation delay nAn to nBn 14.4 12.4 12.1 11.9 11.8 11.8 ns
nBn to nAn 14.4 7.0 6.2 6.0 5.9 6.0 ns
t
dis
disable time nOE to nAn 16.2 5.9 4.4 4.2 3.1 3.5 ns
nOE
to nBn 17.6 14.2 13.7 13.6 13.3 13.1 ns
t
en
enable time nOE to nAn 21.9 6.4 4.4 3.5 2.6 2.3 ns
nOE
to nBn 22.2 17.7 17.2 17.0 16.8 16.7 ns
74AVC20T245 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
Product data sheet Rev. 7 — 8 March 2012 13 of 27
NXP Semiconductors
74AVC20T245
20-bit dual supply translating transceiver; 3-state
[1] t
pd
is the same as t
PLH
and t
PHL
; t
dis
is the same as t
PLZ
and t
PHZ
; t
en
is the same as t
PZL
and t
PZH
.
Table 12. Dynamic characteristics for temperature range 40 C to +85 C
[1]
Voltages are referenced to GND (ground = 0 V); for test circuit see Figure 7; for wave forms see Figure 5 and Figure 6.
Symbol Parameter Conditions V
CC(B)
Unit
1.2 V 0.1 V 1.5 V 0.1 V 1.8 V 0.15 V 2.5 V 0.2 V 3.3 V 0.3 V
Min Max Min Max Min Max Min Max Min Max
V
CC(A)
= 1.1 V to 1.3 V
t
pd
propagation
delay
nAn to nBn 0.5 9.4 0.5 7.1 0.5 6.2 0.5 5.2 0.5 5.1 ns
nBn to nAn 0.5 9.4 0.5 8.9 0.5 8.7 0.5 8.4 0.5 8.2 ns
t
dis
disable time nOE to nAn 2.0 11.9 2.0 11.9 2.0 11.9 2.0 11.9 2.0 11.9 ns
nOE
to nBn 1.5 12.7 1.5 9.8 1.5 9.6 1.0 8.1 1.0 9.0 ns
t
en
enable time nOE to nAn 1.5 15.3 1.5 15.3 1.5 15.3 1.5 15.3 1.5 15.3 ns
nOE
to nBn 1.0 15.6 1.0 11.5 1.0 10.0 0.5 8.4 0.5 8.0 ns
V
CC(A)
= 1.4 V to 1.6 V
t
pd
propagation
delay
nAn to nBn 0.5 8.9 0.5 6.4 0.5 5.4 0.5 4.3 0.5 3.9 ns
nBn to nAn 0.5 7.1 0.5 6.4 0.5 6.1 0.5 5.8 0.5 5.7 ns
t
dis
disable time nOE to nAn 2.0 9.0 2.0 9.0 2.0 9.0 2.0 9.0 2.0 9.0 ns
nOE
to nBn 1.5 11.7 1.5 9.0 1.5 7.8 1.0 6.4 1.0 6.0 ns
t
en
enable time nOE to nAn 1.5 10.3 1.5 10.3 1.5 10.3 1.5 10.2 1.5 10.2 ns
nOE
to nBn 1.0 14.3 1.0 10.3 1.0 8.4 0.5 6.1 0.5 5.3 ns
V
CC(A)
= 1.65 V to 1.95 V
t
pd
propagation
delay
nAn to nBn 0.5 8.7 0.5 6.1 0.5 5.0 0.5 3.9 0.5 3.5 ns
nBn to nAn 0.5 6.2 0.5 5.4 0.5 5.0 0.5 4.7 0.5 4.6 ns
t
dis
disable time nOE to nAn 2.0 7.4 2.0 7.4 2.0 7.4 2.0 7.4 2.0 7.4 ns
nOE
to nBn 1.5 11.3 1.5 8.7 1.5 7.4 1.0 5.8 1.0 5.6 ns
t
en
enable time nOE to nAn 1.0 8.1 1.0 8.1 1.0 7.9 1.0 7.9 1.0 7.9 ns
nOE
to nBn 0.5 13.8 0.5 10.0 0.5 7.9 0.5 5.7 0.5 4.8 ns
V
CC(A)
= 2.3V to 2.7V
t
pd
propagation
delay
nAn to nBn 0.5 8.4 0.5 5.8 0.5 4.7 0.5 3.5 0.5 3.0 ns
nBn to nAn 0.5 5.2 0.5 4.3 0.5 3.9 0.5 3.5 0.5 3.4 ns
t
dis
disable time nOE to nAn 1.1 5.2 1.1 5.2 1.1 5.2 1.1 5.2 1.1 5.2 ns
nOE
to nBn 1.2 10.8 1.2 8.2 1.2 6.9 1.0 5.3 1.0 5.2 ns
t
en
enable time nOE to nAn 0.5 5.4 0.5 5.4 0.5 5.3 0.5 5.2 0.5 5.2 ns
nOE
to nBn 0.5 13.3 0.5 9.6 0.5 7.6 0.5 5.3 0.5 4.3 ns
V
CC(A)
= 3.0V to 3.6V
t
pd
propagation
delay
nAn to nBn 0.5 8.2 0.5 5.7 0.5 4.6 0.5 3.4 0.5 2.9 ns
nBn to nAn 0.5 5.1 0.5 3.9 0.5 3.5 0.5 3.0 0.5 2.9 ns
t
dis
disable time nOE to nAn 0.8 5.0 0.8 5.0 0.8 5.0 0.8 5.0 0.8 5.0 ns
nOE
to nBn 1.2 10.5 1.2 8.1 1.2 6.7 1.0 5.1 0.8 5.0 ns
t
en
enable time nOE to nAn 0.5 4.4 0.5 4.4 0.5 4.3 0.5 4.2 0.5 4.1 ns
nOE
to nBn 1.0 13.1 1.0 9.6 0.5 7.5 0.5 5.1 0.5 4.1 ns
74AVC20T245 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
Product data sheet Rev. 7 — 8 March 2012 14 of 27
NXP Semiconductors
74AVC20T245
20-bit dual supply translating transceiver; 3-state
[1] t
pd
is the same as t
PLH
and t
PHL
; t
dis
is the same as t
PLZ
and t
PHZ
; t
en
is the same as t
PZL
and t
PZH
.
Table 13. Dynamic characteristics for temperature range 40 C to +125 C
[1]
Voltages are referenced to GND (ground = 0 V); for test circuit see Figure 7; for wave forms see Figure 5 and Figure 6
Symbol Parameter Conditions V
CC(B)
Unit
1.2 V 0.1 V 1.5 V 0.1 V 1.8 V 0.15 V 2.5 V 0.2 V 3.3 V 0.3 V
Min Max Min Max Min Max Min Max Min Max
V
CC(A)
= 1.1 V to 1.3 V
t
pd
propagation
delay
nAn to nBn 0.5 10.4 0.5 7.9 0.5 6.9 0.5 5.8 0.5 5.7 ns
nBn to nAn 0.5 10.4 0.5 9.8 0.5 9.6 0.5 9.3 0.5 9.1 ns
t
dis
disable time nOE to nAn 2.0 13.1 2.0 13.1 2.0 13.1 2.0 13.1 2.0 13.1 ns
nOE
to nBn 1.5 14.0 1.5 10.8 1.5 10.6 1.0 9.0 1.0 9.9 ns
t
en
enable time nOE to nAn 1.5 16.9 1.5 16.9 1.5 16.9 1.5 16.9 1.5 16.9 ns
nOE
to nBn 1.0 17.2 1.0 12.7 1.0 11.0 0.5 9.3 0.5 8.8 ns
V
CC(A)
= 1.4 V to 1.6 V
t
pd
propagation
delay
nAn to nBn 0.5 9.8 0.5 7.1 0.5 6.0 0.5 4.8 0.5 4.3 ns
nBn to nAn 0.5 7.9 0.5 7.1 0.5 6.8 0.5 6.4 0.5 6.3 ns
t
dis
disable time nOE to nAn 2.0 9.9 2.0 9.9 2.0 9.9 2.0 9.9 2.0 9.9 ns
nOE
to nBn 1.5 12.9 1.5 9.9 1.5 8.6 1.0 7.1 1.0 6.6 ns
t
en
enable time nOE to nAn 1.5 11.4 1.5 11.4 1.5 11.4 1.5 11.3 1.5 11.3 ns
nOE
to nBn 1.0 15.8 1.0 11.4 1.0 9.3 0.5 6.8 0.5 5.9 ns
V
CC(A)
= 1.65 V to 1.95 V
t
pd
propagation
delay
nAn to nBn 0.5 9.6 0.5 6.8 0.5 5.5 0.5 4.3 0.5 3.9 ns
nBn to nAn 0.5 6.9 0.5 6.0 0.5 5.5 0.5 5.2 0.5 5.1 ns
t
dis
disable time nOE to nAn 2.0 8.2 2.0 8.2 2.0 8.2 2.0 8.2 2.0 8.2 ns
nOE
to nBn 1.5 12.5 1.5 9.6 1.5 8.2 1.0 6.4 1.0 6.2 ns
t
en
enable time nOE to nAn 1.0 9.0 1.0 9.0 1.0 8.7 1.0 8.7 1.0 8.7 ns
nOE
to nBn 0.5 15.2 0.5 11.0 0.5 8.7 0.5 6.3 0.5 5.3 ns
V
CC(A)
= 2.3V to 2.7V
t
pd
propagation
delay
nAn to nBn 0.5 9.3 0.5 6.4 0.5 5.2 0.5 3.9 0.5 3.3 ns
nBn to nAn 0.5 5.8 0.5 4.8 0.5 4.3 0.5 3.9 0.5 3.8 ns
t
dis
disable time nOE to nAn 1.1 5.8 1.1 5.8 1.1 5.8 1.1 5.8 1.1 5.8 ns
nOE
to nBn 1.2 11.9 1.2 9.1 1.2 7.6 1.0 5.9 1.0 5.8 ns
t
en
enable time nOE to nAn 0.5 6.0 0.5 6.0 0.5 5.9 0.5 5.8 0.5 5.8 ns
nOE
to nBn 0.5 14.7 0.5 10.6 0.5 8.4 0.5 5.9 0.5 4.8 ns
V
CC(A)
= 3.0V to 3.6V
t
pd
propagation
delay
nAn to nBn 0.5 9.1 0.5 6.3 0.5 5.1 0.5 3.8 0.5 3.2 ns
nBn to nAn 0.5 5.7 0.5 4.3 0.5 3.9 0.5 3.3 0.5 3.2 ns
t
dis
disable time nOE to nAn 0.8 5.5 0.8 5.5 0.8 5.5 0.8 5.5 0.8 5.5 ns
nOE
to nBn 1.2 11.6 1.2 9.0 1.2 7.4 1.0 5.7 0.8 5.5 ns
t
en
enable time nOE to nAn 0.5 4.9 0.5 4.9 0.5 4.8 0.5 4.7 0.5 4.6 ns
nOE
to nBn 1.0 14.5 1.0 10.6 0.5 8.3 0.5 5.7 0.5 4.6 ns

74AVC20T245DGV,118

Mfr. #:
Manufacturer:
NXP Semiconductors
Description:
Bus Transceivers 20-BIT DUAL-SUP XCVR W/CONFIG VOLT 3-S
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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