AK5371 데이터 시트보기 (PDF) - Asahi Kasei Microdevices
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AK5371 Datasheet PDF : 32 Pages
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ASAHI KASEI
[AK5371]
No.
Signal Name
1 VD
2 DGND
3 BGND
4 NC
5 TESTMODE3
6 XTALOUT
7 XTALIN
8 TESTMODE2
9 LFLT1
10 LFLT2
11 BIASSEL
12 NC
13 NC
14 VCOM
15 MICBIAS
16 MICL
17 AMPL1O
18 AMPL2I
19 AMPL2O
20 NC
21 MICR
22 AMPR1O
23 AMPR2I
24 AMPR2O
Pin/Function
I/O Ana / Dig
Description
PD
Digital Power Supply, 3.3V
PD
Digital Ground,0V
PD
Bulk Ground, 0V
--
No Connection
ID
Please tie down to AGND for normal operation.
OA
Crystal Oscillator Output, Connect Crystal Resonator
IA
Crystal Oscillator Input, Connect Crystal Resonator
IA
Please tie down to AGND for normal operation.
OA
adPLL loop filter Pin. Connect 51kΩ resistor and 8200pF
capacitor in series externally.
OA
System clock PLL loop filter Pin. Connect 18kΩ resistor and
6800pF capacitor in series externally.
ID
MIC BIAS Select Pin
Select MICBIAS Output
"L": VA(through switch)
“H”: VREF buffer output
--
No Connection
--
No Connection
OA
Analog Common Voltage Reference Pin
OA
Voltage Reference Output for the Microphone’s bias voltage
When this chip goes into Suspend mode, this pin goes to Hi-Z.
IA
Left Channel Microphone Input
OA
Left Channel 1st Amplifier Output Pin
IA
Left Channel 2nd Amplifier Input Pin
OA
Left Channel 2nd Amplifier Output Pin
--
No Connection
IA
OA
Right Channel Microphone Input
Right Channel 1st Amplifier Output Pin
IA
Right Channel 2nd Amplifier Input Pin
OA
Right Channel 2nd Amplifier Output Pin
MS0103-E-00
MS0103-E-00
3
2001/06
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