Datasheet
PACKAGE THERMAL IMPEDANCE
RECOMMENDED OPERATING CONDITIONS
(1) (2) (3)
SN74AVC4T774
SCES693B – FEBRUARY 2008 – REVISED MAY 2008 .....................................................................................................................................................
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UNIT
PW package
(1)
108
θ
JA
Package thermal impedance RGY package
(2)
39 ° C/W
RSV package
(1)
184
(1) The package thermal impedance is calculated in accordance with JESD 51-7.
(2) The package thermal impedance is calculated in accordance with JESD 51-5.
V
CCI
V
CCO
MIN MAX UNIT
V
CCA
Supply voltage 1.2 3.6 V
V
CCB
Supply voltage 1.2 3.6 V
1.2 V to 1.95 V V
CCI
× 0.65
High-level
V
IH
Data inputs
(4)
1.95 V to 2.7 V 1.6 V
input voltage
2.7 V to 3.6 V 2
1.2 V to 1.95 V V
CCI
× 0.35
Low-level
V
IL
Data inputs
(4)
1.95 V to 2.7 V 0.7 V
input voltage
2.7 V to 3.6 V 0.8
1.2 V to 1.95 V V
CCA
× 0.65
DIR
High-level
V
IH
(referenced to V
CCA
)
(5)
1.95 V to 2.7 V 1.6 V
input voltage
(DIRx, OE)
2.7 V to 3.6 V 2
1.2 V to 1.95 V V
CCA
× 0.35
DIR
Low-level
V
IL
(referenced to V
CCA
)
(5)
1.95 V to 2.7 V 0.7 V
input voltage
(DIRx, OE)
2.7 V to 3.6 V 0.8
V
I
Input voltage 0 3.6 V
Active state 0 V
CCO
V
O
Output voltage V
3-state 0 3.6
1.1 V to 1.2 V – 3
1.4 V to 1.6 V – 6
I
OH
High-level output current 1.65 V to 1.95 V – 8 mA
2.3 V to 2.7 V – 9
3 V to 3.6 V – 12
1.1 V to 1.2 V 3
1.4 V to 1.6 V 6
I
OL
Low-level output current 1.65 V to 1.95 V 8 mA
2.3 V to 2.7 V 9
3 V to 3.6 V 12
Δ t/ Δ v Input transition rise or fall rate 5 ns/V
T
A
Operating free-air temperature – 40 85 ° C
(1) V
CCI
is the V
CC
associated with the input port.
(2) V
CCO
is the V
CC
associated with the output port.
(3) All unused data inputs of the device must be held at V
CCI
or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs, literature number SCBA004.
(4) For V
CCI
values not specified in the data sheet, V
IH
min = V
CCI
× 0.7 V, V
IL
max = V
CCI
× 0.3 V
(5) For V
CCA
values not specified in the data sheet, V
IH
min = V
CCA
× 0.7 V, V
IL
max = V
CCA
× 0.3 V
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