STMicroelectronics 的 STEVAL-CCA030V1 Brief 规格书

STEVAL-CCA030V1
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May 2012 Doc ID 023198 Rev 1 1/4
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STEVAL-CCA030V1
STA350BW Sound Terminal™ 2.1-channel high-efficiency
digital audio system board
Data brief
Features
■2 channels of ternary PWM 2x50 W @ 6 Ω,
25 V
■5 V to 26 V operating supply voltage range
■FFX® 100 dB SNR and dynamic range
■Selectable 32 to 192 kHz input sample rates
■I2C control with selectable device address
■Digital gain/attenuation +42 dB to -80 dB with
0.125 dB/step resolution
■Individual channel and master gain/attenuation
■Audio presets:
– 15 preset crossover filters
– 5 preset anti-clipping modes
– Preset night-time listening mode
■I2S input data interface
■Up to 8 user-programmable biquads per
channel
■3 coefficient banks for EQ preset storing with
fast recall via I2C interface
■Selectable high-pass filter for DC blocking
■RoHS compliant
Description
The STEVAL-CCA030V1 demonstration board is
based on the STA350BW Sound Terminal digital
amplifier and is an integrated solution for digital
audio processing, digital amplifier control and
FFX®-power output stage.
The STEVAL-CCA030V1 is made up of two
boards: STA350BW to evaluate the device and
APWLink (STEVAL- CCA035V1) used as I2S and
I2C interface. To use this board it is mandatory to
use the APWorkbench software tool.
www.st.com
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Schematic diagram STEVAL-CCA030V1
2/4 Doc ID 023198 Rev 1
1 Schematic diagram
Figure 1. Schematic diagram
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STEVAL-CCA030V1 Revision history
Doc ID 023198 Rev 1 3/4
2 Revision history
Table 1. Document revision history
Date Revision Changes
28-May-2012 1Initial release.
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STEVAL-CCA030V1
4/4 Doc ID 023198 Rev 1
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