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MX-J30/MX-J330/MX-J35R
Description of major ICs
™@ BA3837(IC401):MIC Mixer
1.Block Diagram
C
6
A
ROUT
LP
UP
LP
RIN
9
a Ty
16
15
1
—_|__ \fA
a
|
ar
.
v
R
Wy
vec
NIC
LOUT
{kK
IK
Lilt
BIAS
GRO
2.Pin Function
fiona] Syme [vo[ clon
Pi [ve | -| Rwromy
Pe [mew [1] meoptone nanginpar ————_—|
Ps [tout [0] chamettoupt
=
ee
7
Non connect
Non connect
x
fal
PD cham uingt
Cr snatties
CS
P| connection
Cr chame Rint
id
o | tpr1 [0 | _conmects to LPF ime consianteioment |
To" | connects LPF time constant lement
Pol prow
Fo | chanmel
Rout
Cr | comectognd
CS
CI Modesto
aa
Mode select input C
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