SN54-74LS13 查看數據表（PDF） - ON Semiconductor

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SN54-74LS13

SCHMITT TRIGGERS DUAL GATE/HEX INVERTER

ON Semiconductor 

SN54/74LS13 • SN54/74LS14

DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)

Limits

Symbol

Parameter

Min Typ Max Unit

Test Conditions

VT+

Positive-Going Threshold Voltage

1.5

2.0

V

VCC = 5.0 V

VT–

Negative-Going Threshold Voltage

0.6

1.1

V

VCC = 5.0 V

VT+ – VT– Hysteresis

0.4 0.8

V

VCC = 5.0 V

VIK

Input Clamp Diode Voltage

– 0.65 – 1.5

V

VCC = MIN, IIN = – 18 mA

VOH

Output HIGH Voltage

54

2.5 3.4

74

2.7 3.4

V

VCC = MIN, IOH = – 400 µA, VIN = VIL

V

VOL

Output LOW Voltage

54, 74

74

0.25 0.4

0.35 0.5

V

VCC = MIN, IOL = 4.0 mA, VIN = 2.0 V

V

VCC = MIN, IOL = 8.0 mA, VIN = 2.0 V

IT+

Input Current at Positive-Going Threshold

– 0.14

mA VCC = 5.0 V, VIN = VT+

IT–

Input Current at Negative-Going Threshold

– 0.18

mA VCC = 5.0 V, VIN = VT–

IIH

Input HIGH Current

1.0

20

µA

VCC = MAX, VIN = 2.7 V

0.1

mA VCC = MAX, VIN = 7.0 V

IIL

Input LOW Current

– 0.4 mA VCC = MAX, VIN = 0.4 V

IOS

Short Circuit Current (Note 1)

– 20

–100 mA VCC = MAX, VOUT = 0 V

Power Supply Current

Total, Output HIGH

ICC

Total, Output LOW

LS13

LS14

LS13

LS14

2.9 6.0

8.6

16

mA VCC = MAX

4.1 7.0

12

21

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

AC CHARACTERISTICS (TA = 25°C)

Symbol

tPLH

tPHL

Parameter

Propagation Delay, Input to Output

Propagation Delay, Input to Output

Max

LS13

LS14

Unit

22

22

ns

27

22

ns

Test Conditions

VCC = 5.0 V

CL = 15 pF

3V

VIN

0V

VOUT

1.6 V

tPHL

1.3 V

0.8 V

tPLH

1.3 V

Figure 1. AC Waveforms

FAST AND LS TTL DATA

5-2

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