M74HC7245C1R 查看數據表（PDF） - STMicroelectronics

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M74HC7245C1R

TRANSCEIVER (3-STATE): HC7645 NONINVERTING HC7640 INVERTING ,HC7643 INVERTING/NON INVERTING

STMicroelectronics 

M54/M74HC7245/7640/7643/7645

DC SPECIFICATIONS

Symbol

Parameter

Test Conditions

VCC

(V)

TA = 25 oC

54HC and 74HC

Value

-40 to 85 oC -55 to 125 oC Unit

74HC

54HC

Min. Typ. Max. Min. Max. Min. Max.

VP Positive

2.0

Threshold Voltage 4.5

(An, Bn inputs)

6.0

1 1.25 1.5 1 1.5 1 1.5

2.3 2.7 3.15 2.3 3.15 2.3 3.15 V

3 3.5 4.2 3 4.2 3 4.2

VN Negative

2.0

Threshold Voltage 4.5

(An, Bn inputs)

6.0

0.3 0.65 0.9 0.3 0.9 0.3 0.9

1.13 1.6 2 1.13 2 1.13 2

V

1.5 2.3 2.6 1.5 2.6 1.5 2.6

VH Hysteresiis

2.0

Voltage

4.5

(An, Bn inputs)

6.0

0.3 0.6 1 0.3 1 0.3 1

0.6 1.1 1.4 0.6 1.4 0.6 1.4

V

0.8 1.2 1.7 0.8 1.7 0.8 1.7

VIH High Level Input 2.0

Voltage

4.5

(DIR, G inputs)

6.0

1.5

1.5

1.5

3.15

3.15

3.15

V

4.2

4.2

4.2

VIL Low Level Input 2.0

Voltage

4.5

(DIR, G inputs)

6.0

0.5

0.5

0.5

1.35

1.35

1.35 V

1.8

1.8

1.8

VOH High Level

Output Voltage

2.0

1.9 2.0

4.5

VI =

VIH

IO=-20 µA

4.4

4.5

1.9

4.4

1.9

4.4

6.0 or

5.9 6.0

5.9

5.9

V

4.5 VIL IO=-6.0 mA 4.18 4.31

4.13

4.10

6.0

IO=-7.8 mA 5.68 5.8

5.63

5.60

VOL

Low Level Output 2.0

Voltage

4.5

VI =

VIH

IO= 20 µA

6.0 or

0.0 0.1

0.0 0.1

0.0 0.1

0.1

0.1

0.1

0.1

0.1

0.1

V

4.5 VIL IO= 6.0 mA

0.17 0.26

0.33

0.40

6.0

IO= 7.8 mA

0.18 0.26

0.33

0.40

II

Input Leakage

Current

6.0 VI = VCC or GND

±0.1

±1

±1 µA

IOZ Quiescent Supply 6.0 VI = VCC or GND

Current

æ0.5

±5

±1 µA

ICC Quiescent Supply 6.0 VI = VCC or GND

Current

4

40

80 µA

4/10

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