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công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
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công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
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AT83SND2CMP3 bảng dữ liệu(PDF) 22 Page - ATMEL Corporation |
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AT83SND2CMP3 bảng dữ liệu(HTML) 22 Page - ATMEL Corporation |
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22 / 98 page  22 AT83SND2CMP3 7524D–MP3–07/07 DAC Features • 20 bit D/A Conversion • 72dB Dynamic Range, -75dB THD Stereo line-in or microphone interface with 20dB amplification • 93dB Dynamic Range, -80dB THD Stereo D/A conversion • 74dB Dynamic Range / -65dB THD for 20mW output power over 32 Ohm loads • Stereo, Mono and Reverse Stereo Mixer • Left/Right speaker short-circuit detection flag • Differential mono auxiliary input amplifier and PA driver • Audio sampling rates (Fs): 16, 22.05, 24, 32, 44.1 and 48 kHz. Figure 20. Stereo DAC functional diagram Digital Signals Timing Data Interface To avoid noises at the output, the reset state is maintained until proper synchronism is achieved in the DAC serial interface: • DSEL • SCLK • DCLK • DOUT The data interface allows three different data transfer modes: Digital Filter Digital Filter Volume Control Volume Control Volume Control Volume Control SPKR DRV 32 DAC DAC PGA PGA SPKR DRV 32 HSR HSR HSR HSR HSL HSL HSL HSL LINEL LINEL LINEL LINEL LINER LINER LINER LINER Serial to Parallel Interface DSEL DSEL DSEL DSEL DCLK DCLK DCLK DCLK + + + + + + + + AUXN AUXN AUXN AUXN AUXP AUXP AUXP AUXP AUX PADRV MONON MONON MONON MONON MONOP MONOP MONOP MONOP + + + + + + + + + + + + DOUT DOUT DOUT DOUT SCLK SCLK SCLK SCLK DAC_OLC Gain 6 to -6dB (3dB) LLIG,RLIG Gain 20,12 to -33 dB (3dB) AUXG Gain PA Gain Line Out Gain LLOG, RLOG 0 to -46.5dB (1.5dB) Master Playback Gain 12 to -34dB (1.5dB) |
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