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ISD4003 Series
Single-Chip Voice Record/Playback Devices
4-, 5-, 6-, and 8-Minute Durations
GENERAL DESCRIPTION
The ISD4003 ChipCorder® Products provide highquality, 3-volt, single-chip Record/Playback solutions for 4- to 8-minute messaging applications which are ideal for cellular phones and other portable products. The CMOS-based devices include an on-chip oscillator, antialiasing filter, smoothing filter, AutoMute™ feature, audio amplifier, and high density, multilevel Flash storage array. The ISD4003 series is designed to be used in a microprocessor- or microcontroller-based system. Address and control are accomplished through a Serial Peripheral Interface (SPI) or Microwire Serial Interface to minimize pin count.