W91F820AN Просмотр технического описания (PDF) - Winbond

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W91F820AN

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

Winbond 

Preliminary W91F820N SERIES

Timing Waveforms, continued

HKS

KEY IN

DP

T/P MUTE

(long mute)

H/P MUTE

KT

DTMF

OSC.

R/P

M

B

T PDP

T IDP

MB

TIDP

TPDP

TIDP

ON HOOK

LOW

OSC.

Figure 1(c) Pulse Mode Timing Diagram (Auto dialing without lock)

HKS

KEY IN

DP

T/P MUTE

(long mute)

H/P MUTE

KT

DTMF

OSC.

<300 mS

R/P

M

B

TFKD

TIDP

TPDP

TIDP

LOW

OSC.

Figure 1(d) Pulse Mode Timing Diagram (Auto dialing with lock function)

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