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S E M I C O N D U C T O R L E A D I D E N T I F I C A T I O N
H a n d s e t U n i t
HQ
/HQ
/HQ
5
6
15
HQ
/HQ
/HQ
12
13
HQ
/HQ
/HQ
/HQ
1
8
9
HQ
:2SC4227
2
HQ
:2SC4226
4
HQ7:CF739R
G 1
G 2
s
D
HD6:BAS16T
A n o d e
C a t h o d e
A n o d e
HU3:LSC442349DW
R S T
V D D
I R Q
O S C 1
PA 7
O S C 2
PA 6
P D 7 / T C A P
PA 5
T C M P
PA 4
P D 5
PA 3
P C 0
PA 2
P C 1
PA 1
P C 2
PA 0
P C 3
P L L - O ATA
P C 4
P L L - E N
P C 5
P L L - C L K
P C 6
V S S
P C 7
HU11:LP29531MX
GND
GND16
INPUT
O/P
FEEDBACK
SENSE
5V-TAP
^SHUTDOWN
REF
^EROR
COMP-IN
COMP-OUT
GND8
GND9
/HQ
/HQ
:MMBT3904
17
20
/HQ
/HQ
/HQ
14
16
18
/HQ
:2SC4083
10
11
HD4/HD5:LED
C a t h o d e
A n o d e
HD1:HVU20
HD2/HD3:BB535
A n o d e
HU7:TA31103F
FIL2-OUT
FIL2-IN
FIL1-OUT
FIL1-IN
COMP-OUT
IN2
C-RECT
C-NF
MIC-OUT
MIC-NF
MIC-IN
GND
HU5:LM324D
:MMBT3906
19
HD7/HD8:BAV99L
A n o d e 2
C a t h o d e 1
C a t h o d e
VDD
PRE-IN
PRE-OUT
E-RECT
EXP-OUT
RO-IN
RO1
RO2
COMP-MUTE
EXP-MUTE
THROUG
VREF
IXOUT
VCC1
IF.AMP.IN
IF.DEC1
IF.DEC2
VCC.N/C
IF.AMP.OUT
VCC2
28
B
B : B a s e
E
E : E m i t t e r
C : C o l l e c t o r
C
A n o d e 1
C a t h o d e 2
HD14:SM12
HU2:TB31202FN
FIN2
FIN1
VCC2
VCC1
CP2
CP1
GND2
GND1
SW
LD
XIN
CX
XOU
DATA
BO
STB
HU1:MC13156PQFP
9 10 11 12 13 14 15 16
CAR-DE
RSS1
VEE2
OS-HOLD
OS-OUT
OS-GND
CC-N\C
DAT-IN
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