MC74HC14ADTG datasheet(3/7 Pages) ONSEMI

部件名	MC74HC14ADTG

功能描述	Hex Schmitt-Trigger Inverter

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制造商	ONSEMI [ON Semiconductor]

网页	http://www.onsemi.com

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MC74HC14A

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DC CHARACTERISTICS (Voltages Referenced to GND)

VCC

V

Guaranteed Limit

Symbol

Parameter

Condition

−55 to 25

°C

≤85°C

≤125°C

Unit

VT+ max

Maximum Positive−Going Input

Threshold Voltage

(Figure 3)

Vout = 0.1V

|Iout| ≤ 20mA

2.0

3.0

4.5

6.0

1.50

2.15

3.15

4.20

1.50

2.15

3.15

4.20

1.50

2.15

3.15

4.20

V

VT+ min

Minimum Positive−Going Input

Threshold Voltage

(Figure 3)

Vout = 0.1V

|Iout| ≤ 20mA

2.0

3.0

4.5

6.0

1.0

1.5

2.3

3.0

0.95

1.45

2.25

2.95

0.95

1.45

2.25

2.95

V

VT− max

Maximum Negative−Going Input

Threshold Voltage

(Figure 3)

Vout = VCC − 0.1V

|Iout| ≤ 20mA

2.0

3.0

4.5

6.0

0.9

1.4

2.0

2.6

0.95

1.45

2.05

2.65

0.95

1.45

2.05

2.65

V

VT− min

Minimum Negative−Going Input

Threshold Voltage

(Figure 3)

Vout = VCC − 0.1V

|Iout| ≤ 20mA

2.0

3.0

4.5

6.0

0.3

0.5

0.9

1.2

0.3

0.5

0.9

1.2

0.3

0.5

0.9

1.2

V

VHmax

(Note 1)

Maximum Hysteresis Voltage

(Figure 3)

Vout = 0.1V or VCC − 0.1V

|Iout| ≤ 20mA

2.0

3.0

4.5

6.0

1.20

1.65

2.25

3.00

1.20

1.65

2.25

3.00

1.20

1.65

2.25

3.00

V

VHmin

(Note 1)

Minimum Hysteresis Voltage

(Figure 3)

Vout = 0.1V or VCC − 0.1V

|Iout| ≤ 20mA

2.0

3.0

4.5

6.0

0.20

0.25

0.40

0.50

0.20

0.25

0.40

0.50

0.20

0.25

0.40

0.50

V

VOH

Minimum High−Level Output

Voltage

Vin ≤ VT− min

|Iout| ≤ 20mA

2.0

4.5

6.0

1.9

4.4

5.9

1.9

4.4

5.9

1.9

4.4

5.9

V

Vin ≤ VT− min

|Iout| ≤ 2.4mA

|Iout| ≤ 4.0mA

|Iout| ≤ 5.2mA

3.0

4.5

6.0

2.48

3.98

5.48

2.34

3.84

5.34

2.20

3.70

5.20

VOL

Maximum Low−Level Output

Voltage

Vin ≥ VT+ max

|Iout| ≤ 20mA

2.0

4.5

6.0

0.1

V

Vin ≥ VT+ max

|Iout| ≤ 2.4mA

|Iout| ≤ 4.0mA

|Iout| ≤ 5.2mA

3.0

4.5

6.0

0.26

0.33

0.40

Iin

Maximum Input Leakage

Current

Vin = VCC or GND

6.0

±0.1

±1.0

mA

ICC

Maximum Quiescent Supply

Current (per Package)

Vin = VCC or GND

Iout = 0mA

6.0

1.0

10

40

mA

1. VHmin > (VT+ min) − (VT− max); VHmax = (VT+ max) − (VT− min).

AC CHARACTERISTICS (CL = 50pF, Input tr = tf = 6ns)

VCC

V

Guaranteed Limit

Symbol

Parameter

−55 to 25

°C

≤85°C

≤125°C

Unit

tPLH,

tPHL

Maximum Propagation Delay, Input A or B to Output Y

(Figures 1 and 2)

2.0

3.0

4.5

6.0

75

30

15

13

95

40

19

16

110

55

22

19

ns

tTLH,

tTHL

Maximum Output Transition Time, Any Output

(Figures 1 and 2)

2.0

3.0

4.5

6.0

75

27

15

13

95

32

19

16

110

36

22

19

ns

Cin

Maximum Input Capacitance

10

pF

CPD

Power Dissipation Capacitance (Per Inverter)*

Typical @ 25

°C, VCC = 5.0 V

pF

22

* Used to determine the no−load dynamic power consumption: PD = CPD VCC2f + ICC VCC.

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