MB86437 Datasheet, PDF (32/35 Pages) Fujitsu Component Limited. – 3 V Single Power Supply Audio Interface Unit (AIU)

MB86437
s TEST CIRCUIT
50 kΩ 50 kΩ
0.1 µF
0.1 µF
BTPO BTPI
SGC ^VREF
BBO STA
SGI
SGO
AMP5
A
Dout
8 kHz
2048 kHz
DOUT
SYNC
CLK
A/D
AMP2
PLL
EV0
AMP1
Din
DIN
D/A
EV1
1024 kHz
SGC
TCLK TONE + EV4 EV3
MDI
PTBO
EV2
50 kΩ
TBI
– ^AMP4
+
0.1 µ 50 kΩ
TBO
A
EV5 +
DATA LATCH
P SAVE
SRD SRC STB XPRST LO0 LO1 LO2 LO3 PS
MICO
MIC
XMIC
100 kΩ
←Ain1
10 kΩ
SGC
MICO
JMIC
100 k
←Ain2
10 k
TAUD
SGC
EXSD
SGC
DSCK
SGC
SGC
SWI
SWO
–
+
RAUD
SGC
EAR
–
+
XEAR
32 Ω
0.1 µF
0.1 µF
–
22 µF
+
JEAR
32 Ω
0.1 µF
– ^{TONE 10 µF}
+
600 Ω
: Digital input
: Digital output
: Analog input
: Analog output
: Input/output
Note: Insert a large bypass capacitor between VD and GND and between SGC and VS4.
: V DD : GND
32