UDA1341TS: Economy audio CODEC for MiniDisc (MD) home stereo and portable applications ARCHIVED

General

• Low power consumption
• 3.0 V power supply
• 256fs, 384f_s or 512f_s system clock frequencies (f_sys)
• Small package size (SSOP28)
• Partially pin compatible with UDA1340M and UDA1344TS
• Fully integrated analog front end including digital AGC
• ADC plus integrated high-pass filter to cancel DC offset
• ADC supports 2 V (RMS value) input signals
• Overload detector for easy record level control
• Separate power control for ADC and DAC
• No analog post filter required for DAC
• Easy application
• Functions controllable via L3-interface

Multiple format data interface

• I²S-bus, MSB-justified, and LSB-justified format compatible
• Three combinational data formats with MSB data output and LSB 16, 18 or 20 bits data input
• 1f_s input and output format data rate

DAC digital sound processing

• Digital dB-linear volume control (low microcontroller load)
• Digital tone control, bass boost and treble
• Digital de-emphasis for 32, 44.1 or 48 kHz audio sample frequencies (f_s)
• Soft mute

Advanced audio configuration

• DAC and ADC polarity control
• Two channel stereo single-ended input configuration
• Microphone input with onboard PGA
• Optional differential input configuration for enhanced ADC sound quality
• Stereo line output (under microcontroller volume control)
• Digital peak level detection
• High linearity, dynamic range, and low distortion