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STA321MPL1TR 数据表(PDF) 5 Page - STMicroelectronics

部件名 STA321MPL1TR
功能描述  Scalable digital microphone processor
PDF  80 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STA321MPL1TR 数据表(HTML) 5 Page - STMicroelectronics

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STA321MPL1
Contents
80
5.2.70
Coefficient write control register (0x4C) . . . . . . . . . . . . . . . . . . . . . . . . . 51
5.3
Reading a coefficient from RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
5.4
Reading a set of coefficients from RAM . . . . . . . . . . . . . . . . . . . . . . . . . . 52
5.5
Writing a single coefficient to RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
5.6
Writing a set of coefficients to RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
6
Configuration registers (0x77; 0x78; 0x79) . . . . . . . . . . . . . . . . . . . . . . 54
6.1
Post-scale . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
6.2
Variable max power correction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
6.2.1
MPCC1-2 (0x4D, 0x4E) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
6.3
Variable distortion compensation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
6.3.1
DCC1-2 (0x4F, 0x50) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
6.4
PSCorrect registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
6.4.1
PSC1-2: ripple correction value (RCV) (0x51, 0x52) . . . . . . . . . . . . . . . 59
6.4.2
PSC3: correction normalization value (CNV) (0x53) . . . . . . . . . . . . . . . 59
6.5
PDM and recombination IP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
6.5.1
Mike recombination RAM BIST (0x5C) . . . . . . . . . . . . . . . . . . . . . . . . . 60
6.5.2
Recombination control register 1 (0x5D) . . . . . . . . . . . . . . . . . . . . . . . . 60
6.5.3
PDM control register (0x5E) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
6.5.4
Recombination control register 2, 3, and 4 (0x5F; 0x60; 0x61) . . . . . . . 61
6.5.5
Recombination control register 5, 6, and 7 (0x62; 0x63; 0x64) . . . . . . . 63
6.5.6
Recombination control register 8, 9, and 10 (0x65; 0x66; 0x67) . . . . . . 65
6.5.7
Recombination control register 11, 12, and 13 (0x68; 0x69; 0x6A) . . . . 66
6.5.8
Zero-mute threshold/hysteresis and RMS zero-mute selectors (0x6F) . 67
6.5.9
RMS post-processing selectors and Fs autodetection (0x70) . . . . . . . . 69
6.5.10
Clock manager configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
6.5.11
RMS level registers (0x7A, 0x7B, 0x7C, 0x7D) . . . . . . . . . . . . . . . . . . . 72
7
Startup/shutdown pop noise removal . . . . . . . . . . . . . . . . . . . . . . . . . . 75
7.1
DPT: PWM and tristate delay (0x80) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
7.2
Configuration register (0x81) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
7.3
User-defined delay time (0x82) and (0x83) . . . . . . . . . . . . . . . . . . . . . . . 76
8
Package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
8.1
TQFP64 (10 mm x 10 mm) package information . . . . . . . . . . . . . . . . . . . 78



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