HD74LS73AP datasheet(3/7 Pages) RENESAS

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HD74LS73A

Rev.3.00, Jul.22.2005, page 3 of 6

Electrical Characteristics

(Ta = –20 to +75 °C)

Item

Symbol

min.

typ.*

max.

Unit

Condition

VIH

2.0

—

Input voltage

VIL

—

0.8

VOH

2.7

—

VCC = 4.75 V, VIH = 2 V, VIL = 0.8 V,

IOH = –400

µA

—

0.5

IOL = 8 mA

Output voltage

VOL

—

0.4

IOL = 4 mA

VCC = 4.75 V, VIH = 2 V,

VIL = 0.8 V

J, K

—

Clear

—

Clock

IIH

—

µA

VCC = 5.25 V, VI = 2.7 V

J, K

—

–0.4

Clear

—

–0.8

Clock

IIL

—

–0.8

VCC = 5.25 V, VI = 0.4 V

J, K

—

0.1

Clear

—

0.3

Input current

Clock

—

0.4

VCC = 5.25 V, VI = 7 V

Short-circuit output current

IOS

–20

—

–100

VCC = 5.25 V

Supply current**

ICC

—

VCC = 5.25 V

Input clamp voltage

VIK

—

–1.5

VCC = 4.75 V, IIN = –18 mA

Notes: *

VCC = 5 V, Ta = 25°C

** With all outputs open, ICC is measured with the Q and Q outputs high in turn. At time of measurement, the

clock input is founded.

Switching Characteristics

(VCC = 5 V, Ta = 25°C)

Item

Symbol

Inputs

Outputs

min.

typ.

max.

Unit

Condition

Maximum clock frequency

fmax

—

MHz

tPLH

—

Propagation delay time

tPHL

Clear

Clock

—

CL = 15 pF, RL = 2 k

Ω

Timing Definition

J, K

Clock

0 V

3 V

0 V

3 V

1.3 V

"H" Data

"L" Data

tsu

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