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74AVC4TD245 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 2 — 9 December 2011 13 of 26
NXP Semiconductors
74AVC4TD245
4-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 14. Dynamic characteristics for temperature range 40 C to +125 C
[1]
Voltages are referenced to GND (ground = 0 V); for test circuit see Figure 8; for wave forms see Figure 6 and Figure 7
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
An to Bn 2.0 12.1 1.3 9.0 1.2 8.0 1.0 6.8 0.8 6.6 ns
Bn to An 2.0 12.1 1.5 11.4 1.5 11.2 1.4 10.9 1.4 10.7 ns
t
dis
disable time OE toAn 2.011.52.011.52.011.52.011.52.011.5ns
OE
to Bn 2.0 12.8 2.0 9.9 1.0 9.2 0.7 8.1 1.0 9.2 ns
t
en
enable time OE to An 2.0 15.6 2.0 15.6 2.0 15.6 2.0 15.6 2.0 15.6 ns
OE
to Bn 2.0 17.3 2.0 12.7 2.0 10.9 1.0 9.0 1.0 8.6 ns
V
CC(A)
= 1.4 V to 1.6 V
t
pd
propagation
delay
An to Bn 1.5 11.4 1.0 8.2 1.0 6.9 0.5 5.6 0.5 5.0 ns
Bn to An 1.3 9.0 1.0 8.2 0.9 8.0 0.8 7.6 0.6 7.5 ns
t
dis
disable time OE toAn 1.06.91.06.91.06.91.06.91.06.9ns
OE
to Bn 2.0 11.8 1.5 8.7 0.9 8.3 0.4 7.2 0.4 7.1 ns
t
en
enable time OE toAn 1.08.71.08.71.08.71.08.71.08.7ns
OE
to Bn 2.0 16.6 1.4 9.1 1.3 8.9 1.1 7.4 1.1 6.5 ns
V
CC(A)
= 1.65 V to 1.95 V
t
pd
propagation
delay
An to Bn 1.5 11.2 0.9 8.0 0.8 6.6 0.5 5.2 0.3 4.6 ns
Bn to An 1.2 8.0 1.0 6.9 0.8 6.6 0.5 6.4 0.5 6.1 ns
t
dis
disable time OE to An 0.5 6.6 0.5 6.6 0.5 6.6 0.5 6.6 0.5 6.6 ns
OE
to Bn 2.0 11.4 1.5 8.1 0.8 8.0 0.2 6.7 0.2 6.8 ns
t
en
enable time OE to An 1.0 7.8 1.0 7.8 1.0 7.8 1.0 7.8 1.0 7.8 ns
OE
to Bn 1.5 16.0 1.2 8.3 1.2 8.0 0.8 6.3 0.6 5.8 ns
V
CC(A)
= 2.3V to 2.7V
t
pd
propagation
delay
An to Bn 1.4 10.9 0.8 7.6 0.5 6.4 0.4 4.9 0.2 4.3 ns
Bn to An 1.0 6.8 0.5 5.6 0.5 5.2 0.4 4.9 0.3 4.5 ns
t
dis
disable time OE to An 0.2 4.6 0.2 4.6 0.2 4.6 0.2 4.6 0.2 4.6 ns
OE
to Bn 2.0 10.7 1.5 7.8 0.7 7.3 0.2 5.8 0.2 6.6 ns
t
en
enable time OE toAn 0.65.20.65.20.65.20.65.20.65.2ns
OE
to Bn 1.5 15.7 1.0 7.9 1.0 6.9 0.8 5.3 0.6 4.9 ns
V
CC(A)
= 3.0V to 3.6V
t
pd
propagation
delay
An to Bn 1.4 10.7 0.6 7.5 0.5 6.1 0.3 4.5 0.2 4.1 ns
Bn to An 0.8 6.6 0.5 5.0 0.3 4.6 0.2 4.3 0.2 4.1 ns
t
dis
disable time OE toAn 0.25.20.25.20.25.20.25.20.25.2ns
OE
to Bn 2.0 10.4 1.5 7.4 0.7 7.1 0.2 5.6 0.2 6.5 ns
t
en
enable time OE to An 0.5 4.6 0.5 4.6 0.5 4.6 0.5 4.6 0.5 4.6 ns
OE
to Bn 1.5 15.5 1.0 7.8 1.0 6.8 0.7 5.1 0.5 4.6 ns