74VHCT174A(2004) 查看數據表（PDF） - STMicroelectronics

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74VHCT174A
(Rev.:2004)

HEX D-TYPE FLIP FLOP WITH CLEAR

STMicroelectronics 

74VHCT174A

Table 6: DC Specifications

Test Condition

Value

Symbol

Parameter

VIH

VIL

VOH

VOL

II

ICC

+ICC

IOPD

High Level Input

Voltage

Low Level Input

Voltage

High Level Output

Voltage

Low Level Output

Voltage

Input Leakage

Current

Quiescent Supply

Current

Additional Worst

Case Supply

Current

Output Leakage

Current

VCC

(V)

4.5 to

5.5

4.5 to

5.5

4.5

4.5

4.5

4.5

0 to

5.5

IO=-50 µA

IO=-8 mA

IO=50 µA

IO=8 mA

VI = 5.5V or GND

5.5 VI = VCC or GND

One Input at 3.4V,

5.5 other input at VCC

or GND

0

VOUT = 5.5V

TA = 25°C

-40 to 85°C -55 to 125°C Unit

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

2

2

2

V

0.8

0.8

0.8 V

4.4 4.5

4.4

4.4

V

3.94

3.8

3.7

0.0 0.1

0.36

0.1

0.44

0.1

V

0.55

± 0.1

± 1.0

± 1.0 µA

4

40

40 µA

1.35

1.5

1.5 mA

0.5

5.0

5.0 µA

Table 7: AC Electrical Characteristics (Input tr = tf = 3ns)

Test Condition

Symbol

Parameter

VCC CL

(V) (pF)

tPLH

tPHL

tPHL

tW

tW

ts

th

tREM

fMAX

Propagation Delay 5.0(*) 15

Time

CLOCK to Q

5.0(*) 50

Propagation Delay 5.0(*) 15

Time

CLEAR to Q

5.0(*) 50

CLEAR Pulse

Width LOW

5.0(*)

CLEAR Pulse

Width HIGH or

LOW

5.0(*)

Setup Time D to

CLOCK, HIGH or

LOW

5.0(*)

Hold Time D to

CLOCK, HIGH or

LOW

5.0(*)

Recovery Time

CLEAR to CLOCK

5.0(*)

Maximum Clock

Frequency

5.0(*) 15

5.0(*) 50

(*) Voltage range is 5.0V ± 0.5V

Value

TA = 25°C

-40 to 85°C -55 to 125°C Unit

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

5.8 7.8 1.0 9.0 1.0 9.0

ns

6.3 8.8 1.0 10.0 1.0 10.0

7.6 10.4 1.0 13.0 1.0 13.0

ns

8.1 11.4 1.0 13.0 1.0 13.0

5.0

5.0

5.0 ns

5.0

5.0

5.0 ns

5.0

6.0

6.0 ns

0.0

0.0

0.0 ns

3.0

3.0

3.0 ns

95 150

80

55 85

50

80

MHz

50

4/13

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