SN74LS541N datasheet(2/6 Pages) ONSEMI

2 / 6 page

SN74LS541

http://onsemi.com

BLOCK DIAGRAM

(1)

(19)

(2)

(3)

(4)

(5)

(6)

(7)

(8)

(9)

(11)

(12)

(13)

(14)

(15)

(16)

(17)

(18)

INPUTS

OUTPUTS

LS540

LS541

L = LOW Voltage Level

H = HIGH Voltage Level

X = Immaterial

Z = High Impedance

DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)

Symbol

Parameter

Limits

Unit

Test Conditions

Min

Typ

Max

VIH

Input HIGH Voltage

2.0

Guaranteed Input HIGH Voltage for

All Inputs

VIL

Input LOW Voltage

0.8

Guaranteed Input LOW Voltage for

All Inputs

VIK

Input Clamp Diode Voltage

−0.65

−1.5

VCC = MIN, IIN = −18 mA

VOH

Output HIGH Voltage

2.4

3.4

VCC = MIN, IOH = −3.0 mA

2.0

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

VOL

Output LOW Voltage

0.25

0.4

IOL = 12 mA

VCC = VCC MIN,

VIN = VIL or VIH

per Truth Table

0.35

0.5

IOL = 24 mA

VT+−VT−

Hysteresis

0.2

0.4

VCC = MIN

IOZH

Output Off Current HIGH

μA

VCC = MAX, VOUT = 2.7 V

IOZL

Output Off Current LOW

−20

μA

VCC = MAX, VOUT = 0.4 V

IIH

Input HIGH Current

μA

VCC = MAX, VIN = 2.7 V

0.1

VCC = MAX, VIN = 7.0 V

IIL

Input LOW Current

−0.2

VCC = MAX, VIN = 0.4 V

IOS

Short Circuit Current (Note 1)

−40

−225

VCC = MAX

ICC

Power Supply Current

Total, Output HIGH

VCC = MAX

Total, Output LOW

Total Output 3-State

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

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