HD74LS373FPEL 查看數據表（PDF） - Renesas Electronics

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HD74LS373FPEL

Octal D-type Transparent Latches (with three-state outputs)

Renesas Electronics 

HD74LS373

Electrical Characteristics

Item

Input voltage

Symbol

VIH

VIL

VOH

Output voltage

VOL

Output current

IOZH

IOZL

IIH

Input current

IIL

II

Short-circuit output current

IOS

Supply current

ICC

Input clamp voltage

VIK

Note: * VCC = 5 V, Ta = 25°C

min.

2.0

—

—

2.4

—

—

—

—

—

—

—

–30

—

—

typ.*

—

—

—

—

—

—

—

—

—

—

—

—

24

—

max.

—

0.7

0.8

—

0.4

0.5

20

–20

20

–0.4

0.1

–130

40

–1.5

Unit

V

V

V

V

µA

µA

mA

mA

mA

mA

V

(Ta = –20 to +75 °C)

Condition

Data inputs

G, Output control inputs

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

IOH = –2.6 mA

IOL = 12 mA

IOL = 24 mA

VCC = 4.75 V,

VIH = 2 V, VIL = VIL max

VO = 2.7 V

VO = 0.4 V

VCC = 5.25 V,

VIH = 2 V

VCC = 5.25 V, VI = 2.7 V

VCC = 5.25 V, VI = 0.4 V

VCC = 5.25 V, VI = 7 V

VCC = 5.25 V

VCC = 5.25 V,

VI = 4.5 V (Output control)

VCC = 4.75 V, IIN = –18 mA

Switching Characteristics

(VCC = 5 V, Ta = 25°C)

Item

Symbol Input Output min.

typ.

max.

Unit

Condition

tPLH

D

Q

—

12

18

Propagation delay time

tPHL

—

12

18

tPLH

G

tPHL

Q

—

—

20

18

30

30

CL = 45 pF,

RL = 667 Ω

ns

Output enable time

tZH

OC

Q

—

15

28

tZL

—

25

36

Output disable time

tHZ

OC

Q

—

12

20

tLZ

—

15

25

CL = 5 pF,

RL = 667 Ω

Rev.2.00, Feb.18.2005, page 3 of 7

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