74LVC4245A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
Product data sheet Rev. 10 — 18 December 2012 7 of 18
NXP Semiconductors
74LVC4245A
Octal dual supply translating transceiver; 3-state
[1] All typical values are measured at V
CC(A
)=5.0V, V
CC(B
) = 3.3 V and T
amb
=25C.
[2] For transceivers, the parameter I
OZ
includes the input leakage current.
[3] V
CC(B)
= 2.7 V to 3.6 V: other inputs at V
CC(B
) or GND.
V
CC(A)
= 4.5 V to 5.5 V: other inputs at V
CC(A
) or GND.
10. Dynamic characteristics
I
CC
additional supply current per control pin; I
O
=0A
[3]
V
CC(B)
= 2.7 V to 3.6 V;
V
I
=V
CC(B)
0.6 V;
other inputs at V
CC(B)
or GND
- - 5000 A
V
CC(A)
= 4.5 V to 5.5 V;
V
I
=V
CC(A)
0.6 V;
other inputs at V
CC(A)
or GND
- - 5000 A
Table 6. Static characteristics …continued
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter Conditions Min Typ
[1]
Max Unit
Table 7. Dynamic characteristics
Voltages are referenced to GND (ground = 0 V). V
CC(A)
= 4.5 V to 5.5 V; t
r
= t
f
2.5 ns. For test circuit see Figure 8.
Symbol Parameter Conditions V
CC(B
) 40 C to +85 C 40 C to +125 C Unit
Min Typ
[1]
Max Min Max
t
PHL
HIGH to LOW
propagation
delay
An to Bn;
see Figure 6
2.7 V 1.0 3.6 6.3 1.0 8.0 ns
3.0 V to 3.6 V 1.0 3.3 6.3 1.0 8.0 ns
Bn to An;
see Figure 6
2.7 V 1.0 3.4 6.1 1.0 8.0 ns
3.0 V to 3.6 V 1.0 3.4 6.1 1.0 8.0 ns
t
PLH
LOW to HIGH
propagation
delay
An to Bn;
see Figure 6
2.7 V 1.0 3.3 6.7 1.0 8.5 ns
3.0 V to 3.6 V 1.0 2.8 6.5 1.0 8.5 ns
Bn to An;
see Figure 6
2.7 V 1.0 3.0 5.0 1.0 6.5 ns
3.0 V to 3.6 V 1.0 3.0 5.0 1.0 6.5 ns
t
PZL
OFF-state to
LOW
propagation
delay
OE to An;
see Figure 7
2.7 V 1.0 4.5 9.0 1.0 11.5 ns
3.0 V to 3.6 V 1.0 4.5 9.0 1.0 11.5 ns
OE
to Bn;
see Figure 7
2.7 V 1.0 4.4 8.7 1.0 11.0 ns
3.0 V to 3.6 V 1.0 3.8 8.1 1.0 10.5 ns
t
PZH
OFF-state to
HIGH
propagation
delay
OE to An;
see Figure 7
2.7 V 1.0 4.5 8.1 1.0 10.5 ns
3.0 V to 3.6 V 1.0 4.5 8.1 1.0 10.5 ns
OE
to Bn;
see Figure 7
2.7 V 1.0 4.3 8.7 1.0 11.0 ns
3.0 V to 3.6 V 1.0 3.2 8.1 1.0 10.5 ns
t
PLZ
LOW to
OFF-state
propagation
delay
OE to An;
see Figure 7
2.7 V 1.0 2.9 7.0 1.0 9.0 ns
3.0 V to 3.6 V 1.0 2.9 7.0 1.0 9.0 ns
OE
to Bn;
see Figure 7
2.7 V 1.0 3.9 7.7 1.0 10.0 ns
3.0 V to 3.6 V 1.0 3.5 7.7 1.0 10.0 ns
t
PHZ
HIGH to
OFF-state
propagation
delay
OE to An;
see Figure 7
2.7 V 1.0 2.8 5.8 1.0 7.5 ns
3.0 V to 3.6 V 1.0 2.8 5.8 1.0 7.5 ns
OE
to Bn;
see Figure 7
2.7 V 1.0 3.3 7.8 1.0 10.0 ns
3.0 V to 3.6 V 1.0 2.9 7.8 1.0 10.0 ns
