HD74LS165A

Rev.3.00, Jul.15.2005, page 3 of 7

Recommended Operating Conditions

Item

Symbol

Min

Typ

Max

Unit

Supply voltage

4.75

5.00

5.25

V

—

—

–400

µA

Output current

—

—

8

mA

Operating temperature

–20

25

75

°C

Clock frequency

0

—

25

MHz

Clock pulse width

25

—

—

ns

Load pulse width

15

—

—

ns

Clock enable setup time

30

—

—

ns

Parallel input setup time

10

—

—

ns

Serial input setup time

20

—

—

ns

Shift setup time

45

—

—

ns

Hold time

0

—

—

ns

Electrical Characteristics

(Ta = –20 to +75 °C)

Item

Symbol

min.

typ.*

max.

Unit

Condition

2.0

—

—

V

Input voltage

—

—

0.8

V

2.7

—

—

V

µA

—

—

0.4

Output voltage

—

—

0.5

V

Shift / Load

—

—

0.3

mA

Input current

Other inputs

—

—

0.1

mA

Shift / Load

—

—

60

µA

High level

input current

Other inputs

—

—

20

µA

Shift / Load

—

—

–1.2

mA

Low level input

current

Other inputs

—

—

–0.4

mA

Short-circuit output current

–20

—

–100

mA

Supply current**

—

21

36

mA

Input clamp voltage

—

—

–1.5

V

Note:

measured with the parallel inputs at 4.5 V, than with the parallel inputs grounded.

Switching Characteristics

Item

Symbol

Inputs

Outputs

min.

typ.

max.

Unit

Condition

Maximum clock frequency

25

35

—

MHz

—

21

35

ns

Load

Any

—

26

35

ns

—

14

25

ns

Clock

Any

—

16

25

ns

—

13

25

ns

H

—

24

30

ns

—

19

30

ns

Propagation delay time

H

—

17

25

ns

Ω