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Data Sheet XE3005/XE3006
VSSD VSSA VSSA VDD VREF VREG11 VREG16
Microphone Bias
XE3006
Power supply management
RESET VDDPA
AIN
Amp.
Σ∆ modulator
Decimator
PWM DAC
Power amplifier
AOUTP AOUTN VSSPA
SPI
Sandman Functions
Serial Audio Interface
Clock mgt
MISO SS SCK MOSI SMAD SMDA BCLK SDI SDO FSYNC MCLK
XE3005 / XE3006
Low-Power Audio CODEC
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.