HD74LS126AFPEL datasheet(2/4 Pages) RENESAS

2 / 4 page

HD74LS126A

Rev.3.00, Jul.13.2005, page 2 of 3

Absolute Maximum Ratings

Item

Symbol

Ratings

Unit

Supply voltage

Vcc

Input voltage

VIN

Power dissipation

400

Storage temperature

Tstg

–65 to +150

°C

Note:

Voltage value, unless otherwise noted, are with respect to network ground terminal.

Recommended Operating Conditions

Item

Symbol

Min

Typ

Max

Unit

Supply voltage

VCC

4.75

5.00

5.25

High level output current

IOH

—

–2.6

Low level output current

IOL

—

Operating temperature

Topr

–20

°C

Electrical Characteristics

(Ta = –20 to +75 °C)

Item

Symbol

min.

typ.*

max.

Unit

Condition

VIH

2.0

—

Input voltage

VIL

—

0.8

VOH

2.4

—

VCC = 4.75 V, VIH = 2 V, IOH = –2.6 mA

—

0.5

IOL = 24 mA

Output voltage

VOL

—

0.4

IOL = 12 mA

VCC = 4.75 V, VIH = 2 V,

VIL = 0.8 V

IOZH

—

VO = 2.4 V

Off-state output

current

IOZL

—

–20

µA

VO = 0.4 V

VCC = 5.25 V, VIH = 2 V,

VIL = 0.8 V

IIH

—

µA

VCC = 5.25 V, VI = 2.7 V

—

–0.4

A input

IIL

—

–0.4

C input

VCC = 5.25 V, VI = 0.4 V

Input current

—

0.1

VCC = 5.25 V, VI = 7 V

Short-circuit output

current

IOS

–40

—

–225

VCC = 5.25 V

Supply current

ICC**

—

VCC = 5.25 V

Input clamp voltage

VIK

—

–1.5

VCC = 4.75 V, IIN = –18 mA

Notes: * VCC = 5 V, Ta = 25°C

** ICC is measured with the A and C input grounded.

Switching Characteristics

(VCC = 5 V, Ta = 25°C)

Item

Symbol

min.

typ.

max.

Unit

Condition

tPLH

—

Propagation delay time

tPHL

—

tZH

—

Output enable time

tZL

—

CL = 45 pF, RL = 667

Ω

tHZ

—

Output disable time

tLZ

—

CL = 5 pF, RL = 667

Ω

Note:

Refer to Test Circuit and Waveform of the Common Item "TTL Common Matter (Document No.: REJ27D0005-

0100)".

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