SN54LVC157A, SN74LVC157A

QUADRUPLE 2LINE TO 1LINE DATA SELECTORS/MULTIPLEXERS

SCAS292O − JANUARY 1993 − REVISED FEBRUARY 2004

4

POST OFFICE BOX 655303

recommended operating conditions (see Note 7)

SN54LVC157A

−55 TO 125

°C

UNIT

MIN

MAX

UNIT

VCC

Supply voltage

Operating

2

3.6

V

VCC

Supply voltage

Data retention only

1.5

V

VIH

High-level input voltage

VCC = 2.7 V to 3.6 V

2

V

VIL

Low-level input voltage

VCC = 2.7 V to 3.6 V

0.8

V

VI

Input voltage

0

5.5

V

VO

Output voltage

0

VCC

V

IOH

High-level output current

VCC = 2.7 V

−12

mA

IOH

High-level output current

VCC = 3 V

−24

mA

IOL

Low-level output current

VCC = 2.7 V

12

mA

IOL

Low-level output current

VCC = 3 V

24

mA

NOTE 7: 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.

recommended operating conditions (see Note 7)

SN74LVC157A

TA = 25°C

−40 TO 85

°C

−40 TO 125

°C

UNIT

MIN

MAX

MIN

MAX

MIN

MAX

UNIT

VCC

Supply voltage

Operating

1.65

3.6

1.65

3.6

1.65

3.6

V

VCC

Supply voltage

Data retention only

1.5

1.5

1.5

V

High-level input

VCC = 1.65 V to 1.95 V

0.65

× VCC

0.65

× VCC

0.65

× VCC

VIH

High-level input

voltage

VCC = 2.3 V to 2.7 V

1.7

1.7

1.7

V

VIH

voltage

VCC = 2.7 V to 3.6 V

2

2

2

V

Low-level input

VCC = 1.65 V to 1.95 V

0.35

× VCC

0.35

× VCC

0.35

× VCC

VIL

Low-level input

voltage

VCC = 2.3 V to 2.7 V

0.7

0.7

0.7

V

VIL

voltage

VCC = 2.7 V to 3.6 V

0.8

0.8

0.8

V

VI

Input voltage

0

5.5

0

5.5

0

5.5

V

VO

Output voltage

0

VCC

0

VCC

0

VCC

V

VCC = 1.65 V

−4

−4

−4

IOH

High-level

VCC = 2.3 V

−8

−8

−8

mA

IOH

High-level

output current

VCC = 2.7 V

−12

−12

−12

mA

output current

VCC = 3 V

−24

−24

−24

VCC = 1.65 V

4

4

4

IOL

Low-level

VCC = 2.3 V

8

8

8

mA

IOL

Low-level

output current

VCC = 2.7 V

12

12

12

mA

output current

VCC = 3 V

24

24

24

∆t/∆v

Input transition rise or fall rate

10

10

10

ns/V

NOTE 7: 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.