74LS541 データシートの表示（PDF） - ON Semiconductor

部品番号

コンポーネント説明

メーカー

74LS541

Octal Buffer/Line Driver with 3−State Outputs

ON Semiconductor 

SN74LS541

BLOCK DIAGRAM

(1)

E1 (19)

E2

(2)

D1

(3)

D2

(4)

D3

D4 (5)

(6)

D5

(7)

D6

(8)

D7

(9)

D8

(18)

Y1

(17)

Y2

(16)

Y3

(15)

Y4

(14)

Y5

(13)

Y6

(12)

Y7

(11) Y8

INPUTS

OUTPUTS

E1 E2 D LS540 LS541

L LH L

H

H XX Z

Z

X HX Z

Z

L LL H

L

L = LOW Voltage Level

H = HIGH Voltage Level

X = Immaterial

Z = High Impedance

DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)

Limits

Symbol

VIH

Parameter

Input HIGH Voltage

Min Typ Max Unit

Test Conditions

2.0

V

Guaranteed Input HIGH Voltage for

All Inputs

VIL

Input LOW Voltage

0.8

V

Guaranteed Input LOW Voltage for

All Inputs

VIK

Input Clamp Diode Voltage

VOH

Output HIGH Voltage

VOL

Output LOW Voltage

VT+−VT−

IOZH

IOZL

Hysteresis

Output Off Current HIGH

Output Off Current LOW

IIH

Input HIGH Current

IIL

Input LOW Current

IOS

Short Circuit Current (Note 1)

Power Supply Current

Total, Output HIGH

ICC

Total, Output LOW

−0.65 −1.5

V

VCC = MIN, IIN = − 18 mA

2.4

3.4

V

VCC = MIN, IOH = − 3.0 mA

2.0

V

VCC = MIN, IOH = MAX, VIL = 0.5 V

0.25 0.4

0.35 0.5

V

IOL = 12 mA

V

IOL = 24 mA

VCC = VCC MIN,

VIN = VIL or VIH

per Truth Table

0.2

0.4

V

VCC = MIN

20

μA

VCC = MAX, VOUT = 2.7 V

− 20

μA

VCC = MAX, VOUT = 0.4 V

20

μA VCC = MAX, VIN = 2.7 V

0.1

mA VCC = MAX, VIN = 7.0 V

− 0.2 mA VCC = MAX, VIN = 0.4 V

− 40

− 225 mA VCC = MAX

32

mA

52

mA VCC = MAX

Total Output 3-State

55

mA

1. Not more than one output should be shorted at a time, nor for more than 1 second.

http://onsemi.com

2

Share Link: