M74HC257 Просмотр технического описания (PDF) - STMicroelectronics

Номер в каталоге

Компоненты Описание

производитель

M74HC257

HC258 QUAD 2 CHANNEL MULTIPLEXER (3-STATE, INVERTING) HC257 QUAD 2 CHANNEL MULTIPLEXER (3-STATE)

STMicroelectronics 

M54/M74HC257/258

DC SPECIFICATIONS

Symbol

Parameter

VIH High Level Input

Voltage

VIL Low Level Input

Voltage

VOH High Level

Output Voltage

VOL Low Level Output

Voltage

II

Input Leakage

Current

IOZ Output Leakage

Current

ICC Quiescent Supply

Current

Test Conditions

VCC

(V)

2.0

4.5

6.0

2.0

4.5

6.0

2.0

4.5

VI =

VIH

IO=-20 µA

6.0 or

4.5 VIL IO=-6.0 mA

6.0

IO=-7.8 mA

2.0

4.5

VI =

VIH

IO= 20 µA

6.0 or

4.5 VIL IO= 6.0 mA

6.0

IO= 7.8 mA

6.0 VI = VCC or GND

TA = 25 oC

54HC and 74HC

Min. Typ. Max.

1.5

3.15

4.2

0.5

1.35

1.8

1.9 2.0

4.4 4.5

5.9 6.0

4.18 4.31

5.68 5.8

0.0 0.1

0.0 0.1

0.0 0.1

0.17 0.26

0.18 0.26

±0.1

Value

-40 to 85 oC

74HC

Min. Max.

1.5

3.15

4.2

0.5

1.35

1.8

1.9

4.4

5.9

4.13

5.63

0.1

0.1

0.1

0.33

0.33

±1

-55 to 125 oC

54HC

Min. Max.

1.5

3.15

4.2

0.5

1.35

1.8

1.9

4.4

5.9

4.10

5.60

0.1

0.1

0.1

0.40

0.40

±1

6.0

VI = VIH or VIL

VO = VCC or GND

6.0 VI = VCC or GND

±0.5

±5

±10

4

40

80

Unit

V

V

V

V

µA

µA

µA

5/12

Share Link: