HD74HC679RPEL Ver la hoja de datos (PDF) - Renesas Electronics

Número de pieza

componentes Descripción

Lista de partido

HD74HC679RPEL

12-bit Address Comparator

Renesas Electronics 

HD74HC679

Test Circuit

VCC

Input

Pulse Generator

Zout = 50 Ω

VCC

G

A1

Output

A12

Y

P0

P3

CL =

50 pF

Note : 1. CL includes probe and jig capacitance.

Waveforms

• Waveform – 1

P or A

Y

• Waveform – 2

G

Y

tr

90%

50%

10%

tPLH

90%

50%

tTLH

50%

tPLH

50%

10%

90%

tTLH

tf

90%

50%

10%

tPHL

90%

50%

10%

tTHL

50%

tPHL

90%

50%

10%

tTHL

VCC

0V

VOH

VOL

VCC

0V

VOH

VOL

Note : 1. Input waveform : PRR ≤ 1 MHz, duty cycle 50%, tr ≤ 6 ns, tf ≤ 6 ns

Rev.2.00 Mar 30, 2006 page 5 of 6

Share Link: