SN74LVT125

3.3V ABT QUADRUPLE BUS BUFFER

WITH 3STATE OUTPUTS

SCBS133F − MAY 1992 − REVISED OCTOBER 2003

3

POST OFFICE BOX 655303

recommended operating conditions (see Note 4)

MIN

MAX

UNIT

VCC

Supply voltage

2.7

3.6

V

VIH

High-level input voltage

2

V

VIL

Low-level input voltage

0.8

V

VI

Input voltage

5.5

V

IOH

High-level output current

−32

mA

IOL

Low-level output current

64

mA

∆t/∆v

Input transition rise or fall rate

Outputs enabled

10

ns / V

TA

Operating free-air temperature

−40

85

°C

NOTE 4: 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.

electrical characteristics over recommended operating free-air temperature range (unless

otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP†

MAX

UNIT

VIK

VCC = 2.7 V,

II = −18 mA

−1.2

V

VCC = MIN to MAX‡,

IOH = −100 µA

VCC−0.2

VOH

VCC = 2.7 V,

IOH = − 8 mA

2.4

V

VOH

VCC = 3 V

IOH = − 32 mA

2

V

VCC = 2.7 V

IOL = 100 µA

0.2

VCC = 2.7 V

IOL = 24 mA

0.5

VOL

IOL = 16 mA

0.4

V

VOL

VCC = 3 V

IOL = 32 mA

0.5

V

VCC = 3 V

IOL = 64 mA

0.55

VCC = 0 or MAX‡,

VI = 5.5 V

10

II

VI = VCC or GND

Control inputs

±1

A

II

VCC = 3.6 V

VI = VCC

Data inputs

1

µA

VCC = 3.6 V

VI = 0

Data inputs

−5

Ioff

VCC = 0,

VI or VO = 0 to 4.5 V

±100

µA

II(hold)

VCC = 3 V

VI = 0.8 V

Data inputs

75

A

II(hold)

VCC = 3 V

VI = 2 V

Data inputs

−75

µA

IOZH

VCC = 3.6 V,

VO = 3 V

5

µA

IOZL

VCC = 3.6 V,

VO = 0.5 V

−5

µA

VCC = 3.6 V,

IO = 0,

Outputs high

0.12

0.19

ICC

VCC = 3.6 V,

VI = VCC or GND

IO = 0,

Outputs low

4.5

7

mA

ICC

VI = VCC or GND

Outputs disabled

0.12

0.19

mA

∆ICC§

VCC = 3 V to 3.6 V,

One input at VCC − 0.6 V,

Other inputs at VCC

or GND

0.2

mA

Ci

VI = 3 V or 0

4

pF

Co

VO = 3 V or 0

8

pF

† All typical values are at VCC = 3.3 V, TA = 25°C.

‡ For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.

§ This is the increase in supply current for each input that is at the specified TTL voltage level, rather than VCC or GND.