Details

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BUY ADAU1701JSTZ https://www.utsource.net/itm/p/12600246.html

Parameter	Description	Value/Range
Product Name	Analog Devices SigmaDSP Audio Processor	ADAU1701JSTZ
Package Type	Package Type	48-Ld LFCSP (7x7)
Operating Temperature	Operating Temperature Range	-40掳C to +85掳C
Supply Voltage	Supply Voltage Range	2.7V to 3.6V
Analog Inputs	Number of Analog Inputs	6 (3 stereo pairs)
Analog Outputs	Number of Analog Outputs	4 (2 stereo pairs)
Digital Inputs	Digital Input Interfaces	I2S, TDM, SPDIF
Digital Outputs	Digital Output Interfaces	I2S, TDM, SPDIF
ADC Resolution	ADC Resolution	24-bit
DAC Resolution	DAC Resolution	24-bit
Sampling Rate	Supported Sampling Rates	8 kHz to 192 kHz
DSP Core	DSP Core Type	28/56-bit fixed-point DSP
Program Memory	Program Memory Size	64 kB
Data Memory	Data Memory Size	16 kB
I/O Pins	General Purpose I/O Pins	16
Programming Interface	Programming Interface	SPI, I2C
Power Consumption	Typical Power Consumption	100 mW (at 3.3V, 48 kHz sampling rate)
Signal-to-Noise Ratio	Signal-to-Noise Ratio (SNR)	100 dB (A-weighted)
Total Harmonic Distortion	Total Harmonic Distortion + Noise (THD+N)	-95 dB (A-weighted)
Dimensions	Package Dimensions	7 mm x 7 mm x 1 mm

Instructions for Use

1. Power Supply:

   • Ensure the supply voltage is within the specified range (2.7V to 3.6V).
   • Use a stable power source to avoid noise and interference.

2. Analog Inputs:

   • Connect analog audio signals to the input pins.
   • Ensure the input signal levels are appropriate for the ADC (typically 0.5Vpp to 2Vpp).

3. Analog Outputs:

   • Connect the output pins to the desired analog audio devices.
   • Use appropriate load resistors to match the output impedance.

4. Digital Interfaces:

   • Configure the digital interfaces (I2S, TDM, SPDIF) according to the application requirements.
   • Set the correct sampling rate and bit depth using the configuration registers.

5. Programming:

   • Use the SPI or I2C interface to program the device.
   • Load the DSP code and configuration settings using a programming tool or software.

6. GPIOs:

   • Configure the general-purpose I/O pins as inputs or outputs as needed.
   • Use pull-up or pull-down resistors if necessary.

7. Thermal Management:

   • Ensure adequate heat dissipation by providing a suitable heatsink or thermal pad.
   • Monitor the temperature to ensure it stays within the operating range.

8. Signal Integrity:

   • Use shielded cables for analog signals to minimize noise.
   • Place decoupling capacitors close to the power pins to reduce ripple.

9. Firmware Development:

   • Use the SigmaStudio software to develop and test DSP algorithms.
   • Generate the firmware and upload it to the device using the programming interface.

10. Testing:

    • Verify the functionality of the device by testing all input and output paths.
    • Measure the SNR and THD+N to ensure they meet the specifications.

For detailed technical information and specific application notes, refer to the official Analog Devices datasheet and user manual for the ADAU1701JSTZ.

(For reference only)