74ACT373(1997) 查看數據表（PDF） - STMicroelectronics

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74ACT373
(Rev.:1997)

OCTAL D-TYPE LATCH WITH 3 STATE OUTPUT NON INVERTING

STMicroelectronics 

74ACT373

AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, RL = 500 Ω, Input tr = tf =3 ns)

Symbol

P ar ame te r

tPLH Propagation Delay Time

tPHL LE to Q

tPLH Propagation Delay Time

tPHL D to Q

tPZL Output Enable Time

tPZH

tPLH Output Disable Time

tPHL

tw CK Pulse Width, HIGH

or LOW

ts Setup Time Q to CK

HIGH or LOW

th Hold Time Q to CK

HIGH or LOW

(*) Voltage range is 5V ± 0.5V

Test Condition

V CC

(V)

5.0(*)

5.0(*)

5.0(*)

5.0(*)

5.0(*)

5.0(*)

5.0(*)

Value

TA = 25 oC

-40 to 85 oC

Min. Typ. Max. Min. Max.

6.0 10.0

11.5

Unit

ns

5.5 10.0

11.5 ns

6.0 9.5

10.5 ns

7.0 11.0

12.5 ns

1.0 7.0

8.0 ns

0.5 7.0

8.0 ns

0.5 0.0

1.0 ns

CAPACITIVE CHARACTERISTICS

Symbol

P ar ame te r

Test Conditions

V CC

(V)

Value

TA = 25 oC

-40 to 85 oC

Min. Typ. Max. Min. Max.

Unit

COUT Output Capacitance

5.0

10

pF

CIN Input Capacitance

5.0

5

pF

CPD Power Dissipation

5.0

Capacitance (note 1)

25

pF

1) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load. (Refer to

Test Circuit). Average operating current can be obtained by the following equation. ICC(opr) = CPD • VCC • fIN + ICC/n (per circuit)

5/10

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