HD74BC574A Ver la hoja de datos (PDF) - Renesas Electronics

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HD74BC574A

Octal D Type Flip Flops With 3 State Outputs

Renesas Electronics 

HD74BC574A

Logic Diagram

Output

Control

1D

DQ

1Q

CK

2D

DQ

2Q

CK

3D

DQ

3Q

CK

4D

DQ

4Q

CK

8D

DQ

8Q

CK

CK

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

IOS

IOZH

IOZL

ICCL

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

—

—

0.4

0.5

–1.2

–250

1.0

100

–225

50

–50

29.5

Unit

V

V

V

V

V

V

V

µA

µA

µA

mA

µA

µA

mA

Test Conditions

IOH = –3 mA

IOH = –15 mA

IOL = 24 mA

IOL = 48 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”

ICCH

5.5

—

2.5

mA

VIN = 0 or 5.5 V

All outputs is “H”

ICCZ

5.5

—

2.5

mA

VIN = 0 or 5.5 V

All outputs is “Z”

ICCT*2

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.

Rev.3.00, Jul.16.2004, page 3 of 7

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