SN74LVC245A
OCTAL BUS TRANSCEIVER
WITH 3-STATE OUTPUTS
www.ti.com
SCAS218T–JANUARY 1993–REVISED FEBRUARY 2005
Recommended Operating Conditions(1)
TA = 25°C
MIN
–40°C TO 85°C
UNIT
MAX
MIN
1.65
1.5
MAX
Operating
1.65
3.6
3.6
VCC
Supply voltage
V
V
Data retention only
VCC = 1.65 V to 1.95 V
VCC = 2.3 V to 2.7 V
VCC = 2.7 V to 3.6 V
VCC = 1.65 V to 1.95 V
VCC = 2.3 V to 2.7 V
VCC = 2.7 V to 3.6 V
1.5
0.65 × VCC
0.65 × VCC
VIH
High-level input voltage
1.7
2
1.7
2
0.35 × VCC
0.35 × VCC
VIL
Low-level input voltage
0.7
0.8
5.5
VCC
–4
0.7
0.8
5.5
VCC
–4
V
VI
Input voltage
0
0
0
0
V
V
VO
Output voltage
VCC = 1.65 V
VCC = 2.3 V
VCC = 2.7 V
VCC = 3 V
–8
–8
IOH
High-level output current
mA
–12
–24
4
–12
–24
4
VCC = 1.65 V
VCC = 2.3 V
VCC = 2.7 V
VCC = 3 V
8
8
IOL
Low-level output current
mA
12
12
24
24
∆t/∆v
Input transition rise or fall rate
10
10
ns/V
(1) All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs, literature number SCBA004.
4
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