HD74LS393FPEL 데이터 시트보기 (PDF) - Renesas Electronics

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HD74LS393FPEL

Dual 4-bit Binary Counters

Renesas Electronics 

HD74LS393

Absolute Maximum Ratings

Item

Symbol

Ratings

Unit

Supply voltage

VCC

7

V

Input voltage

Clear

VIN

A

VIN

7

V

5.5

V

Power dissipation

Storage temperature

PT

Tstg

400

mW

–65 to +150

°C

Operating temperature

Topr

–20 to +75

°C

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

Recommended Operating Conditions

Item

Supply voltage

Output current

Operating temperature

Count frequency A input

Pulse width

A input high

or low

Clear high

Clear setup time

Symbol

VCC

IOH

IOL

Topr

ƒcount

tw

tsu

Min

4.75

—

—

–20

0

20

20

25↓

Typ

Max

5.00

5.25

—

–400

—

8

—

75

—

25

—

—

—

—

—

—

Unit

V

µA

mA

°C

MHz

ns

ns

Electrical Characteristics

(Ta = –20 to +75 °C)

Item

Symbol min. typ.* max. Unit

Condition

Input voltage

Output voltage

Clear

Input A

VIH

2.0

—

—

V

VIL

—

—

0.8

V

VOH

2.7

—

—

V

VCC = 4.75 V, VIH = 2 V, VIL = 0.8 V,

IOH = –400 µA

VOL

—

—

0.4

V

IOL = 4 mA VCC = 4.75 V,

—

—

0.5

IOL = 8 mA VIH = 2 V, VIL = 0.8 V

—

—

20

IIH

—

—

100

µA VCC = 5.25 V, VI = 2.7 V

Input

current

Clear

Input A

—

—

–0.4

IIL

—

—

–1.6

mA VCC = 5.25 V, VI = 0.4 V

Clear

Input A

II

—

—

—

—

0.1

0.2

mA

VI = 7 V

VI = 5.5 V

VCC = 5.25 V

Short-circuit output current

IOS

–20

—

–100

mA VCC = 5.25 V

Supply current

ICC**

—

15

26

mA VCC = 5.25 V

Input clamp voltage

VIK

—

—

–1.5

V

VCC = 4.75 V, IIN = –18 mA

Notes: * VCC = 5 V, Ta = 25°C

** ICC is measured with all outputs open, both clear inputs grounded following momentary connection to 4.5 V,

and all other inputs grounded.

Rev.2.00, Feb.18.2005, page 3 of 6

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