Datasheet

Digitalmic
clockgenerator
DIG.MIC.CLK
DIG.MIC
MICBIAS
Left
Right
Left
Right
DIG.MIC.CLK
DIG.MIC
Comparator
50*Fs
BUF
Digitalmic
bias(LDO)
2.75V
1.8V
Comparator
0.9V
50*Fs
032-039
DigitalPGA
Gain=0to31dB
Amp
0to30dB
ADC
032-040
TPS65950
SWCS032E–OCTOBER 2008–REVISED JANUARY 2011 www.ti.com
Figure 6-26. Example of PDM Interface Circuitry
6.2.6 Uplink Characteristics
Figure 6-27 shows the uplink amplifier. Table 6-21 lists the characteristics of the uplink amplifier.
Figure 6-27. Uplink Amplifier
92 Audio/Voice Module Copyright © 2008–2011, Texas Instruments Incorporated
Submit Documentation Feedback
Product Folder Link(s): TPS65950