SN74LS145ML1 查看數據表（PDF） - ON Semiconductor

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SN74LS145ML1

1-of-10 Decoder/Driver Open-Collector

ON Semiconductor 

SN74LS145

DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)

Symbol

Parameter

Limits

Min Typ Max Unit

Test Conditions

VIH

Input HIGH Voltage

2.0

Guaranteed Input HIGH Voltage for

V

All Inputs

VIL

Input LOW Voltage

0.8

V

Guaranteed Input LOW Voltage for

All Inputs

VIK

Input Clamp Diode Voltage

IOH

Output HIGH Current

VOL

Output LOW Voltage

IIH

Input HIGH Current

IIL

Input LOW Current

ICC

Power Supply Current

– 0.65 – 1.5

V

VCC = MIN, IIN = – 18 mA

250

µA VCC = MIN, VOH = MAX

0.25 0.4

0.35 0.5

2.3

3.0

V

IOL = 12 mA

V

IOL = 24 mA

V

IOL = 80 mA

VCC = VCC MIN,

VIN = VIL or VIH

per Truth Table

20

µA VCC = MAX, VIN = 2.7 V

0.1

mA VCC = MAX, VIN = 7.0 V

– 0.4 mA VCC = MAX, VIN = 0.4 V

13

mA VCC = MAX, VIN = GND

AC CHARACTERISTICS (TA = 25°C)

Symbol

tPHL

tPLH

Parameter

Propagation Delay

Pn Input to Qn Output

Limits

Min Typ Max Unit

50

50

ns

Test Conditions

VCC = 5.0 V

CL = 45 pF

AC WAVEFORMS

VIN

VOUT

1.3 V

tPHL

1.3 V

1.3 V

tPLH

1.3 V

VIN

VOUT

1.3 V

tPHL

1.3 V

1.3 V

tPLH

1.3 V

Figure 1.

Figure 2.

http://onsemi.com

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