HD74LS258 datasheet(3/7 Pages) RENESAS

номер детали	HD74LS258

подробное описание детали	Quadruple 2-line-to-1-line Data Selectors / Multiplexers (with three-state outputs)

PDF	7 Pages

Scroll/Zoom	100%

производитель	RENESAS [Renesas Technology Corp]

домашняя страница	http://www.renesas.com

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3 / 7 page

HD74LS258

Rev.3.00, Jul.15.2005, page 3 of 6

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, VIL = 0.8 V,

IOH = –2.6 mA

—

0.4

IOL = 4 mA

Output voltage

VOL

—

0.5

IOL = 8 mA

VCC = 4.75 V, VIH = 2 V,

VIL = 0.8 V

IOZH

—

µA

VCC = 5.25 V, VIH = 2 V, VO = 2.4 V

Output Current

IOZL

—

–20

µA

VCC = 5.25 V, VIH = 2 V, VO = 0.4 V

—

µA

except S

IIH

—

µA

VCC = 5.25 V, VI = 2.7 V

—

–0.8

except S

IIL

—

–0.4

VCC = 5.25 V, VI = 0.4 V

—

0.2

Input

current

except S

—

0.1

VCC = 5.25 V, VI = 7 V

Short-circuit output current

IOS

–30

—

–130

VCC = 5.25 V

All outputs high

—

All outputs low

—

Supply

current**

All outputs off

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 all outputs open and all possible inputs grounded while achieving the stated output

conditions.

Switching Characteristics

(VCC = 5 V, Ta = 25°C)

Item

Symbol

Inputs

Output

min.

typ.

max.

Unit

Condition

tPLH

—

tPHL

A, B

—

tPLH

—

Propagation delay time

tPHL

—

tZH

—

Output enable time

tZL

—

CL = 15 pF,

RL = 2 k

Ω

tHZ

—

Output disable time

tLZ

—

CL = 5 pF,

RL = 2 k

Ω

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