HD74BC240A 查看數據表（PDF） - Hitachi -> Renesas Electronics

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HD74BC240A

Octal Buffers/Line Drivers With 3 State Outputs

Hitachi -> Renesas Electronics 

HD74BC240A

Electrical Characteristics (Ta = –40°C to +85°C)

Item

Input voltage

Output voltage

Input diode voltage

Input current

Short circuit output current*1

Off state output current

Supply current

Symbol

VIH

VIL

VOH

VOL

VIK

II

I OS

I OZH

I OZL

I CCL

VCC(V)

4.5

4.5

4.5

4.5

4.5

5.5

5.5

5.5

5.5

5.5

5.5

5.5

Min

2.0

—

2.4

2.0

—

—

—

—

—

—

–100

—

—

—

Max

—

0.8

—

—

0.5

0.55

–1.2

–250

1.0

100

–225

50

–50

27.5

Unit

V

V

V

V

V

V

V

µA

µA

µA

mA

µA

µA

mA

Test Conditions

IOH = –3 mA

IOH = –15 mA

IOL = 48 mA

IOL = 64 mA

IIN = –18 mA

VIN = 0 V

VIN = 5.5 V

VIN = 7.0 V

VIN = 0 or 5.5 V

VO = 2.7 V

VO = 0.5 V

VIN = 0 or 5.5 V

All outputs is “L”

I CCH

5.5

—

2.5

mA

VIN = 0 or 5.5 V

All outputs is “H”

I CCZ

5.5

—

2.5

mA

VIN = 0 or 5.5 V

All outputs is “Z”

I

*2

CCT

5.5

—

1.5

mA

VIN = 3.4 or 0.5 V

Notes: 1. Not more than one output should be shorted at a time and duration of the short circuit should not

exceed one second.

2. When input by the TTL level, it shows ICC increase at per one input pin.

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