W91550DNH-1 Просмотр технического описания (PDF) - Winbond

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W91550DNH-1

13-MEMORY TONE/PULSE DIALER WITH LCD AND LOCK FUNCTIONS

Winbond 

W91550DN SERIES

Timing Waveforms, continued

HKS

KEY IN

DP

T/P MUTE

HPM MUTE

KMUTE

OSC.

4

2

TKID

MB

TPDP

MUTE

2

TKID

TIDP M B

TIDP M B

MUTE

TKID

TIDP

OSCILLATION

Figure 9. Mute Timing Diagram

HKS

HFI

HOLD KEY

HFO

T/P MUTE

HPM MUTE

CHIP ENBLE

OFF HOOK

ON HOOK

High

Low

Figure 10(a). Hold Timing Diagram

Note: The HOLD KEY cannot be enabled when the chip is disabled.

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