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●Winbond
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●ISD5008 PRODUCT SUMMARY
●The ISD5008 ChipCorder product is a fully-inte grated, single-chip solution which provides seamless integration of enhanced voice record and playback features for digital cellular phones (GSM, CDMA, TDMA, PDC, and PHS), automotive communications, GPS/navigation systems, and portable communication products. This low-power, 3-volt product enables customers to quickly and easily integrate 4 to 8 minutes of voice storage features such as one-way and two-way (full duplex) call record, voice memo record, and call screening/answering machine functionality.
●ISD5008 FEATURES
●FULLY-INTEGRATED SOLUTION
●• Single-chip voice record/playback solution
●• Integrated sampling clock, anti-aliasing and smoothing filters, and multi-level storage array
●• Integrated analog features such as automatic
● gain control (AGC), audio gating switches,
● speaker driver (23mW with 8 ohm load),
● summing amplifiers, volume control, and an
● AUX IN/AUX OUT interface (e.g., for car kits).
●LOW-POWER CONSUMPTION
●• Single +3 volt supply
●• Operating current:
● ICC Play = 15 mA (typical)
● ICC Rec = 25 mA (typical)
● ICC Feedthru = 12 mA (typical)
●• Standby current: ISB = 1 µA
●• Power consumption controlled by SPI or Microwire control register
●• Most stages can be individually powered down for minimum power consumption
●ENHANCED VOICE FEATURES
●• One or two-way (full duplex) conversation record (record signal summation)
●• One- or two-way (full duplex) message playback (while on a call)
●• Voice memo record and playback
●• Private call screening
●• In-terminal answering machine
●• Personalized outgoing message (given caller ID information from host chip set)
●• Private call announce while on call (given CIDCW information from host chip set)
●EASY-TO-USE AND CONTROL
●• No compression algorithm development required
●• User-controllable sample rates of 8.0 kHz, 6.4 kHz, 5.3 kHz, or 4.0 kHz providing up to 8 minutes of voice storage.
●• Microcontroller SPI or Microwire™ Serial Interface
●• Fully addressable to handle multiple messages in 1200 rows
●HIGH QUALITY SOLUTION
●• High quality voice and music reproduction
●• ISD’s standard 100-year message retention (typical)
●• 100,000 record cycles (typical)
●OPTIONS
●• Available in die form, PDIP, SOIC, TSOP, and chip scale packaging (CSP)
●• Compact µBGA chip scale package available for portable applications
●• Extended temperature (-20 to +70°C) and industrial temperature (-40 to +85°C) versions available
