HD74HCT125, HD74HCT126

Rev.2.00 Mar 30, 2006 page 3 of 8

Absolute Maximum Ratings

Item

Symbol

Rating

Unit

Supply voltage range

–0.5 to +7.0

V

Input voltage

V

Output voltage

V

Output current

±35

mA

±75

mA

DC input diode current

±20

mA

DC output diode current

±20

mA

Power dissipation per package

500

mW

Storage temperature

Tstg

–65 to +150

Note:

The absolute maximum ratings are values, which must not individually be exceeded, and furthermore, no two of

which may be realized at the same time.

Recommended Operating Conditions

Item

Symbol

Ratings

Unit

Conditions

Supply voltage

4.5 to 5.5

V

Input / Output voltage

V

Operating temperature

Ta

–40 to 85

Input rise / fall time

*1

0 to 500

ns

Notes: 1. This item guarantees maximum limit when one input switches.

Waveform: Refer to test circuit of switching characteristics.

Electrical Characteristics

Ta = 25°C

Ta = –40 to+85°C

Item

Symbol

Min

Typ

Max

Min

Max

Unit

Test Conditions

4.5 to 5.5

2.0

—

—

2.0

—

V

Input voltage

4.5 to 5.5

—

—

0.8

—

0.8

V

4.5

4.4

—

—

4.4

—

µA

4.5

4.18

—

—

4.13

—

V

4.5

—

—

0.1

—

0.1

µA

Output voltage

4.5

—

—

0.26

—

0.33

V

Off-state output

current

5.5

—

—

±0.5

—

±5.0

µA

Input current

Iin

5.5

—

—

±0.1

—

±1.0

µA

Quiescent supply

current

5.5

—

—

4.0

—

40

µA

µA