MC74LVX125DTR2 查看數據表（PDF） - ON Semiconductor

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MC74LVX125DTR2

Quad Bus Buffer With 5 V−Tolerant Inputs

ON Semiconductor 

VCC OE3 D3 O3 OE2 D2 O2

14 13 12 11 10 9 8

1234567

OE0 D0 O0 OE1 D1 O1 GND

Figure 1. 14−Lead Pinout (Top View)

MC74LVX125

1

OE0

D0 2

4

OE1

D1 5

3 O0

6 O1

10

OE2

D2 9

13

OE3

D3 12

Figure 2. Logic Diagram

8 O2

11 O3

PIN NAMES

Pins

Function

OEn

Dn

On

Output Enable Inputs

Data Inputs

3−State Outputs

FUNCTION TABLE

INPUTS

OEn

Dn

OUTPUTS

On

L

L

L

L

H

H

H

X

Z

H = High Voltage Level; L = Low Voltage Level; Z = High Imped-

ance State; X = High or Low Voltage Level and Transitions Are

Acceptable, for ICC reasons, DO NOT FLOAT Inputs

MAXIMUM RATINGS

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Symbol

Parameter

Value

Unit

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ VCC

DC Supply Voltage

–0.5 to +7.0

V

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Vin

DC Input Voltage

–0.5 to +7.0

V

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Vout

DC Output Voltage

–0.5 to VCC +0.5

V

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ IIK

Input Diode Current

−20

mA

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ IOK

Output Diode Current

±20

mA

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Iout

DC Output Current, per Pin

±25

mA

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ICC

DC Supply Current, VCC and GND Pins

±50

mA

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ PD

Power Dissipation

180

mW

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Tstg

Storage Temperature

–65 to +150

_C

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Maximum ratings are those values beyond which device damage can occur. Maximum ratings applied to the device are individual stress limit

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ values (not normal operating conditions) and are not valid simultaneously. If these limits are exceeded, device functional operation is not implied,

damage may occur and reliability may be affected.

RECOMMENDED OPERATING CONDITIONS

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Symbol

Parameter

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ VCC

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Vin

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Vout

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ TA

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Dt/DV

DC Supply Voltage

DC Input Voltage

DC Output Voltage

Operating Temperature, All Package Types

Input Rise and Fall Time

Min

Max

Unit

2.0

3.6

V

0

5.5

V

0

VCC

V

−40

+85

_C

0

100

ns/V

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