MT8888C Ver la hoja de datos (PDF) - Zarlink Semiconductor Inc

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MT8888C

Integrated DTMF Transceiver with Intel Micro Interface

Zarlink Semiconductor Inc 

MT8888C

Data Sheet

EVENTS

Vin

ESt

St/GT

RX0-RX3

b3

A

tREC

B

tREC

TONE #n

tDP

tGTP

C

D

E

tID

tDO

TONE

#n + 1

tDA

TONE

#n + 1

tGTA

DECODED TONE # (n-1)

tPStRX

#n

tPStb3

# (n + 1)

b2

Read

Status

Register

IRQ/CP

Figure 7 - Receiver Timing Diagram

F

VTSt

LEVEL

(dBm)

-25

0

250

500

750

= Reject

FREQUENCY (Hz)

= May Accept

= Accept

Figure 8 - Call Progress Response

8

Zarlink Semiconductor Inc.

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