GENERAL DESCRIPTION The XE3005 is an ultra low-power CODEC (Analog to Digital and Digital to Analog Converter) for voice and audio applications. It includes microphone supply, preamplifier, 16-bit ADC, 16-bit DAC, serial audio interface, power management and clock management for the ADC and the DAC. The sampling frequency of the ADC and of the DAC can be adjusted from 4 kHz to 48 kHz. FEATURES • Ultra low-power consumption, below 2 mW • Low-voltage operation down to 1.8 V • Sandman™ function to reduce system power consumption (XE3006) • Single supply voltage • Adjustable sampling frequency: 4 – 48 kHz • Digital format: 16 bit 2s complement • Requires a minimum number of external components • Easy interfacing to various DSPs • Direct connection to microphone and speaker • Various programming options APPLICATIONS • Wireless Headsets • Bluetooth™ headset • Hands-free telephony • Digital hearing instruments • Consumer and multimedia applications • All battery-operated portable audio devices
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