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SN74AVC4T774_3 Datasheet, PDF (4/19 Pages) Texas Instruments – 4-BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS
SN74AVC4T774
SCES693B – FEBRUARY 2008 – REVISED MAY 2008..................................................................................................................................................... www.ti.com
PACKAGE THERMAL IMPEDANCE
θJA
Package thermal impedance
PW package(1)
RGY package(2)
RSV package(1)
(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.
UNIT
108
39
°C/W
184
RECOMMENDED OPERATING CONDITIONS(1)(2)(3)
VCCA Supply voltage
VCCB Supply voltage
VIH
High-level
input voltage
VIL
Low-level
input voltage
VIH
High-level
input voltage
VIL
Low-level
input voltage
VI
Input voltage
VO
Output voltage
Data inputs(4)
Data inputs(4)
DIR
(referenced to VCCA)(5)
(DIRx, OE)
DIR
(referenced to VCCA)(5)
(DIRx, OE)
Active state
3-state
IOH High-level output current
IOL
Low-level output current
Δt/Δv Input transition rise or fall rate
TA
Operating free-air temperature
VCCI
1.2 V to 1.95 V
1.95 V to 2.7 V
2.7 V to 3.6 V
1.2 V to 1.95 V
1.95 V to 2.7 V
2.7 V to 3.6 V
1.2 V to 1.95 V
1.95 V to 2.7 V
2.7 V to 3.6 V
1.2 V to 1.95 V
1.95 V to 2.7 V
2.7 V to 3.6 V
VCCO
1.1 V to 1.2 V
1.4 V to 1.6 V
1.65 V to 1.95 V
2.3 V to 2.7 V
3 V to 3.6 V
1.1 V to 1.2 V
1.4 V to 1.6 V
1.65 V to 1.95 V
2.3 V to 2.7 V
3 V to 3.6 V
MIN
1.2
1.2
VCCI × 0.65
1.6
2
VCCA × 0.65
1.6
2
0
0
0
–40
MAX
3.6
3.6
VCCI × 0.35
0.7
0.8
VCCA × 0.35
0.7
0.8
3.6
VCCO
3.6
–3
–6
–8
–9
–12
3
6
8
9
12
5
85
UNIT
V
V
V
V
V
V
V
V
mA
mA
ns/V
°C
(1) VCCI is the VCC associated with the input port.
(2) VCCO is the VCC associated with the output port.
(3) All unused data inputs of the device must be held at VCCI 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 VCCI values not specified in the data sheet, VIH min = VCCI × 0.7 V, VIL max = VCCI × 0.3 V
(5) For VCCA values not specified in the data sheet, VIH min = VCCA × 0.7 V, VIL max = VCCA × 0.3 V
4
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