高性能四通道音頻 ADC
ES7210特征
高性能multi-bit delta-sigma音頻ADC
102分貝信噪比
-85 dB THD+N
24位，8至100 kHz采樣頻率
I2S/PCM主或從模式數(shù)據(jù)接口
支持TDM
256/384Fs, USB 12/24 MHz和其他非標(biāo)準(zhǔn)音頻系統(tǒng)時鐘
低功耗待機模式
應(yīng)用場景
麥克風(fēng)陣列
智能語音音箱
遠(yuǎn)場語音捕獲
使用圖示
引腳和描述
| PIN NAME | PIN NUMBER | I/O | DESCRIPTION |
| CDATA, CCLK | 3, 4 | I/O, I | I2C clock and data |
| AD0, AD1 | 1, 2 | I | I2C address |
| MCLK | 5 | I | Master clock |
| SCLK | 9 | I/O | Serial data bit clock |
| LRCK | 10 | I/O | Serial data left and right channel frame clock |
SDOUT1/TDMOUT SDOUT2/TDMIN | 11 12 | O I/O | Serial data output or TDM data input and output |
| INT | 13 | O | Interrupt |
| DMIC_CLK | 14 | O | Digital mic clock |
MIC1P, MIC1N MIC2P, MIC2N MIC3P, MIC3N MIC4P, MIC4N | 16, 15 19, 20 31, 32 28, 27 | Analog | Mic inpu tMIC1P and MIC3P can be used as digital mic data input |
MICBIAS12 MICBIAS34 | 24 26 | Analog | Mic bias |
| VDDP | 6 | Analog | Power supply for the digital input and output |
| VDDD, GNDD | 7, 8 | Analog | Digital power supply |
| VDDA, GNDA | 22, 21 | Analog | Analog power supply |
| VDDM | 23 | Analog | Analog power supply |
| REFP12, REFP34 | 17, 29 | Analog | Filtering capacitor connection |
| REFQ12, REFQ34 | 18, 30 | Analog | Filtering capacitor connection |
| REFQM | 25 | Filtering capacitor connection |
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