HT9170B(1999) Ver la hoja de datos (PDF) - Holtek Semiconductor

Número de pieza

componentes Descripción

Fabricante

HT9170B
(Rev.:1999)

DTMF Receiver

Holtek Semiconductor 

Application Circuits

D TM F

100kW

0 .1 m F

100kW

T o o th e r d e v ic e

X 'T A L

C1

C2

VSS

V DD

1 VP

V D D 18

2 VN

R T /G T 1 7

3 GS

E S T 16

4 VREF

D V 15

5 IN H

D 3 14

6 PW DN

D 2 13

7 X1

D 1 12

8 X2

D 0 11

9 VSS

O E 10

H T 9 1 7 0 B /D

1 8 D IP /S O P

0 .1 m F

300kW

T o o th e r d e v ic e

N o te : ( a ) X 'T A L = 3 .5 7 9 5 4 5 M H z c r y s ta l

C 1 = C 2 @ 20pF

( b ) X 'T A L = 3 .5 8 M H z c e r a m ic r e s o n a to r

C 1 = C 2 @ 39pF

HT9170

11

December 20, 1999

Share Link: