STA321MP View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'STA321MP' PDF : 50 Pages View PDF
Registers
STA321MP
Bit RW RST
Name
Description
0
RW
0
DSPB
DSP bypass bit:
0: normal operation
1: bypass of biquad and bass/treble functions
Setting the DSPB bit bypasses the biquad function of the FFX core.
COS[1,0]
00
01
10
11
CKOUT frequency
PLL output
PLL output / 4
PLL output / 8
PLL output / 16
Application example:
● External clock: XTI=11.2896 MHz
● COS[1,0] = 10: CKOUT= 90.3168 MHz / 8 = 11.2896 MHz
● External Dual Flip Flop PDM I/F = CKOUT/4 = 2.8224 MHz, also provided to the
microphones
● MCS[2:0]= 011: XTI /Fs = 4
22/50
Doc ID 022647 Rev 1
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