74AC157SC datasheet(4/9 Pages) FAIRCHILD

部件名	74AC157SC

功能描述	Quad 2-Input Multiplexer

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制造商	FAIRCHILD [Fairchild Semiconductor]

网页	http://www.fairchildsemi.com

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DC Characteristics for ACT

Note 5: All outputs loaded; thresholds on input associated with output under test.

Note 6: Maximum test duration 2.0 ms, one output loaded at a time.

AC Electrical Characteristics for AC

Note 7: Voltage Range 3.3 is 3.3V

± 0.3V

Voltage Range 5.0 is 5.0V

± 0.5V

Symbol

Parameter

VCC

TA = +25°C

TA = −40°C to +85°C

Units

Conditions

(V)

Typ

Guaranteed Limits

VIH

Minimum HIGH Level

4.5

1.5

2.0

V

VOUT = 0.1V

Input Voltage

5.5

1.5

2.0

or VCC − 0.1V

VIL

Maximum LOW Level

4.5

1.5

0.8

V

VOUT = 0.1V

Input Voltage

5.5

1.5

0.8

or VCC − 0.1V

VOH

Minimum HIGH Level

4.5

4.49

4.4

V

IOUT = −50 µA

Output Voltage

5.5

5.49

5.4

VIN = VIL or VIH

4.5

3.86

3.76

V

IOH = −24 mA

5.5

4.86

4.76

IOH = −24 mA (Note 5)

VOL

Maximum LOW Level

4.5

0.001

0.1

V

IOUT = 50 µA

Output Voltage

5.5

0.001

0.1

VIN = VIL or VIH

4.5

0.36

0.44

V

IOL = 24 mA

5.5

0.36

0.44

IOL = 24 mA (Note 5)

IIN

Maximum Input

5.5

±0.1

±1.0

µA

VI = VCC, GND

Leakage Current

ICCT

Maximum

5.5

0.6

1.5

mA

VI = VCC − 2.1V

ICC/Input

IOLD

Minimum Dynamic

5.5

75

mA

VOLD = 1.65V Max

IOHD

Output Current (Note 6)

5.5

−75

mA

VOHD = 3.85V Min

ICC

Maximum Quiescent

5.5

4.0

40.0

µA

VIN = VCC

Supply Current

or GND

VCC

TA = +25°CTA = −40°C to +85°C

Symbol

Parameter

(V)

CL = 50 pF

Units

(Note 7)

Min

Typ

Max

Min

Max

tPLH

Propagation Delay

3.3

1.5

7.0

11.5

1.5

13.0

ns

S to Zn

5.0

1.5

5.5

9.0

1.5

10.0

tPHL

Propagation Delay

3.3

1.5

6.5

11.0

1.5

12.0

ns

S to Zn

5.01.5

5.08.5

1.09.5

tPLH

Propagation Delay

3.3

1.5

7.0

11.5

1.5

13.0

ns

E to Zn

5.0

1.5

5.5

9.0

1.5

10.0

tPHL

Propagation Delay

3.3

1.5

6.5

11.0

1.5

12.0

ns

E to Zn

5.01.5

5.59.0

1.09.5

tPLH

Propagation Delay

3.3

1.5

5.0

8.5

1.0

9.0

ns

In to Zn

5.01.5

4.06.5

1.07.0

tPHL

Propagation Delay

3.3

1.5

5.0

8.0

1.0

9.0

ns

In to Zn

5.01.5

4.06.5

1.07.0

类似零件编号 - 74AC157SC

制造商	部件名	数据表	功能描述
ON Semiconductor	74AC157	106Kb / 10P	Quad 2-Input Multiplexer January, 2005 ??Rev. 6
ON Semiconductor	74AC157	182Kb / 11P	Dual 4?묲nput Multiplexer with 3?뭆tate Outputs March, 2006 ??Rev. 6
STMicroelectronics	74AC157	81Kb / 9P	QUAD 2 CHANNEL MULTIPLEXER May 1997
	74AC157	275Kb / 10P	QUAD 2 CHANNEL MULTIPLEXER
	74AC157B	81Kb / 9P	QUAD 2 CHANNEL MULTIPLEXER May 1997

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类似说明 - 74AC157SC

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