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W91820ALN

13-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUNCTIONS

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Timing Waveforms, continued

HKS

KEY IN

DP

T/P MUTE

H/P MUTE

KT

DTMF

OSC.

W91820N SERIES

4

2

R/P

TKID

M

B

TPDP

TIDP M B

2

TIDP

TP

TIDP

TPDP

LOW

OSC

.

Figure 6. Pause Function Timing Diagram

HKS

KEY IN

DP

T/P MUTE

DTMF

H/P MUTE

KT

OSC.

4

2

*/T

TKID

M

B

TPDP

TIDP M B

8

TIDP

TP

TITP

OSC.

Figure 7(a). Pulse to Tone Function Timing Diagram

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Publication Release Date: May 1999

Revision A2

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