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ISD1700A View Datasheet(PDF) - Winbond

Part NameDescriptionManufacturer
ISD1700A Multi-Message Single-Chip Voice Record & Playback Devices Winbond
Winbond Winbond
ISD1700A Datasheet PDF : 31 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
ISD1700A SERIES
2 FEATURES
Integrated message management systems for single-chip, push-button applications
o REC : level-trigger for recording
o PLAY : edge-trigger for individual message or level-trigger for sequential playback
o ERASE : edge-triggered erase for first or last message or level-triggered erase for all messages
o FWD : edge-trigger to advance to the next message or fast message scan during the playback
o VOL : 8 levels output volume control
o RDY: ready or busy status indication
o RESET : bring back to the default state
o Automatic power-down after each operation cycle
Selectable sampling frequency controlled by an external oscillator resistor
Sampling Frequency
Rosc
12 kHz
60 k
8 kHz
80 k
6.4 kHz
100 k
5.3 kHz
120 k
4 kHz
160 k
Selectable message duration
Device
ISD1740A
Duration
26 ~ 80 sec
y Message and operation indicators
ISD1750A
33 ~ 100 sec
ISD1760A
40 ~ 120 sec
o Four customizable Sound Effects (SE) for audible indications
o Optional vAlert (voiceAlert) to indicate the presence of new messages
o LED: stay on during recording, blink during playback, forward and erase operations
y Two individual input channels
o MIC+/MIC-: differential microphone inputs with AGC (Automatic Gain Control)
o AnaIn: single-ended auxiliary analog input for recording or feed-through
y Dual output channels
o PWM Class D speaker amplifier to directly drive an 8 speaker or a typical buzzer
o AUD single-ended current output to drive external power amplifier
ChipCorder standard features
o High-quality, natural voice and audio reproduction
o 2.4V to 5.5V operating voltage
o 100-year message retention (typical)
o 10,000 record cycles (typical)
Commercial Temperature grade: 0°C to +50°C for die only
y Package options: available in die only
Confidential
Publication Release Date: March 28, 2005
-5-
Revision A0
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