74AC273 查看數據表（PDF） - Fairchild Semiconductor

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74AC273

Octal D-Type Flip-Flop

Fairchild Semiconductor 

DC Electrical Characteristics for ACT

Symbol

Parameter

VIH

Minimum HIGH Level

Input Voltage

VIL

Maximum LOW Level

Input Voltage

VOH

Minimum HIGH Level

Output Voltage

VCC

TA 25qC

TA 40qC to 85qC

(V)

Typ

Guaranteed Limits

4.5

1.5

2.0

2.0

5.5

1.5

2.0

2.0

4.5

1.5

0.8

0.8

5.5

1.5

0.8

0.8

4.5

4.49

4.4

4.4

5.5

5.49

5.4

5.4

VOL

Maximum LOW Level

Output Voltage

4.5

3.86

3.76

5.5

4.86

4.76

4.5

0.001

0.1

0.1

5.5

0.001

0.1

0.1

4.5

0.36

5.5

0.36

IIN

Maximum Input

5.5

r0.1

Leakage Current

ICCT

IOLD

IOHD

ICC

Maximum

ICC/Input

Minimum Dynamic

Output Current (Note 9)

Maximum Quiescent

Supply Current

5.5

0.6

5.5

5.5

5.5

4.0

Note 8: All outputs loaded; thresholds on input associated with output under test.

Note 9: Maximum test duration 2.0 ms, one output loaded at a time.

0.44

0.44

r1.0

1.5

75

75

40.0

Units

Conditions

V

VOUT 0.1V

or VCC  0.1V

V

VOUT 0.1V

or VCC  0.1V

V

IOUT 50 PA

VIN VIL or VIH

V

IOH 24 mA

IOH 24 mA (Note 8)

V

IOUT 50 PA

VIN VIL or VIH

V

IOL 24 mA

IOL 24 mA (Note 8)

PA VI VCC, GND

mA VI VCC  2.1V

mA VOLD 1.65V Max

mA VOHD 3.85V Min

PA

VIN VCC

or GND

AC Electrical Characteristics for ACT

Symbol

Parameter

fMAX

Maximum Clock Frequency

tPLH

Propagation Delay

tPHL

CP to Qn

tPHL

Propagation Delay

MR to Qn

Note 10: Voltage Range 5.0 is 5.0V r 0.5V

VCC

(V)

(Note 10)

2.0

5.0

5.0

TA 25qC

CL 50 pF

Min

Typ

Max

125

189

1.5

6.5

8.5

1.5

7.0

9.0

TA 40qC to 85qC

CL 50 pF

Min

Max

110

1.5

9.0

1.5

8.5

Units

MHz

ns

ns

5

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