HD74LV245ATELL(2010) Просмотр технического описания (PDF) - Renesas Electronics

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HD74LV245ATELL
(Rev.:2010)

Octal Bus Transceivers with 3-state Outputs

Renesas Electronics 

HD74LV245A

Operating Characteristics

Item

Symbol

Power dissipation capacitance CPD

VCC (V)

3.3

5.0

Ta = 25°C

Min

Typ

—

20.0

—

25.0

Max

—

—

CL = 50 pF

Unit Test Conditions

pF

f = 10 MHz

Noise Characteristics

Item

Quiet output, maximum

dynamic VOL

Quiet output, minimum

dynamic VOL

Quiet output, minimum

dynamic VOH

High-level dynamic input

voltage

Low level dynamic input

voltage

Symbol

VOL (P)

VCC (V)

3.3

Ta = 25°C

Min

Typ

—

0.5

VOL (V)

3.3

—

–0.4

VOH (V)

3.3

—

2.9

VIH (D)

3.3

2.31

—

VIL (D)

3.3

—

—

Max

0.8

–0.8

—

—

0.99

CL = 50 pF

Unit Test Conditions

V

V

V

V

V

Test Circuit

VCC

VCC

OE

Input

Pulse generator

Zout = 50 Ω

DIR

S1

A1

B1

Output

1 kΩ S2

CL=

15 or 50 pF

OPEN

GND

VCC

TEST

tPLH /tPHL

t ZH/tHZ

tZL /tLZ

Notes : 1. C L includes the probe and jig capacitance.

2. A2−B2 to A8−B8 are identical to above load circuit.

3. S1 : Input−Output change switch.

S2

OPEN

GND

VCC

Rev.3.00 Jun. 24, 2004 page 6 of 9

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