EM91850 데이터 시트보기 (PDF) - ELAN Microelectronics

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EM91850

TONE/PULSE DIALER WITH HF, HD, REDIAL AND VOLUME CONTROL FUNCTION

ELAN Microelectronics 

HFI

HFO

KEY

Tdb

1

XMUTE

PO

XOUT

EM91850

TONE/PULSE DIALER WITH HF, HD, REDIAL

AND VOLUME CONTROL FUNCTION

Preliminary

2

RD

LNB = 1 2

Torf Trdp

Figure 11. Handfree Mode One key Redial operating Timing( Pulse Mode )

Tdb

HFI

HFO

KEY

1

2

XMUTE

DTMF

PO

XOUT

RD

LNB = 1 2

Torf Trdp

Figure 12. Handfree Mode One key Redial operating Timing( Tone Mode )

* This specification are subject to be changed without notice.

4.28.1999 15

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