ISD1600B Datasheet, PDF (12/23 Pages) Winbond – Single-Message Single-Chip 6.6- to 40-Second Voice Record & Playback Devices with vAlert Option

ISD1600B SERIES
PlayE
PlayL
LED
Sp+
Odd # pulses starts playback
Tf
TDb2
TDb1
Tcyc
TRU
Even # pulses stops playback
TDb1
Tr
TPS1 or TPS2
Sp-
TRU
TPS1 or TPS2
Aud
Ramps up gradually to analog ground
to eliminate the "pop" at the beginning
Slowly returns to analog ground
to eliminate the "pop" at the end
FIGURE 2: PLAYBACK OPERATION
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