UDA1344TS

Features: General· Low power consumption· 3.0 V power supply· System clock of 256fs, 384fs and 512fs· Supports sampling frequencies from 8 to 55 kHz· Non-inverting ADC plus integrated high-pass filter to cancel DC offset· ADC supports 2 V (RMS) input signals· Overload detector for easy record leve...

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SeekIC No. : 004536250 Detail

UDA1344TS: Features: General· Low power consumption· 3.0 V power supply· System clock of 256fs, 384fs and 512fs· Supports sampling frequencies from 8 to 55 kHz· Non-inverting ADC plus integrated high-pass filt...

floor Price/Ceiling Price

Part Number:
UDA1344TS
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/11/22

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Product Details

Description



Features:

General
· Low power consumption
· 3.0 V power supply
· System clock of 256fs, 384fs and 512fs
· Supports sampling frequencies from 8 to 55 kHz
· Non-inverting ADC plus integrated high-pass filter to cancel DC offset
· ADC supports 2 V (RMS) input signals
· Overload detector for easy record level control
· Separate power control for ADC and DAC
· Integrated digital interpolation filter plus non-inverting DAC
· Functions controllable either via L3 microcontroller interface or via static pins
· UDA1344TS is pin and function compatible with UDA1340M
· Small package size (SSOP28)
· Easy application.
Multiple format input interface
· I2S-bus, MSB-justified or LSB-justified 16, 18 and 20 bits format compatible
· Three combined data formats with MSB-justified output and LSB-justified 16, 18 and 20 bits input
· 1fs input and output format data rate.
DAC digital sound processing
The sound processing features of the UDA1344TS can be used in the L3 mode only:
· Digital tone control, bass boost and treble
· Digital dB-linear volume control (low microcontroller load) via L3 microcontroller
· Digital de-emphasis for 32, 44.1 and 48 kHz
· Soft mute.
Advanced audio configuration
· Stereo single-ended input configuration
· Stereo line output (under microcontroller volume control), no post filter required
· High linearity, dynamic range and low distortion.



Pinout

  Connection Diagram


Specifications

SYMBOL PARAMETER CONDITIONS MIN. MAX.
UNIT
VDDD digital supply voltage   - 5.0
V
Txtal(max) maximum crystal temperature - 150
Tstg storage temperature -65 +125
Tamb ambient temperature -40 +85
Vesd electrostatic discharge voltage note 1 -3000 +3000
V
note 3 -300 +300
V

Notes
1. Equivalent to discharging a 100 pF capacitor via a 1.5 k series resistor.
2. Equivalent to discharging a 200 pF capacitor via a 2.5 H series inductor.




Description

The UDA1344TS is a single-chip stereo Analog-to-Digital Converter (ADC) and Digital-to-Analog Converter (DAC) with signal processing features employing bitstream conversion techniques. The low power consumption and low voltage requirements make the device eminently suitable for use in low-voltage low-power portable digital  audio equipment which incorporates recording and playback functions.

The UDA1344TS supports the I2S-bus data format with word lengths of up to 20 bits, the MSB-justified data format with word lengths of up to 20 bits and the LSB-justified data format with word lengths of 16, 18 and 20 bits. The UDA1344TS also supports three combined data formats with MSB-justified data output and LSB-justified 16, 18 and 20 bits data input.

The UDA1344TS can be controlled either via static pins or via the L3 interface. In the L3 mode the UDA1344TS has special Digital Sound Processing (DSP) features in playback mode such as de-emphasis, volume control, bass boost, treble and soft mute.




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