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A
B
C
9
8
VCC5BA
7
DTC115EEA
6
2
AGND
INT_MIC_EN
5
35.3C>
IN
EXT_MIC
36.7P>
IN
4
C471
0.33UF
3
+80% -20%
16V
1608
1
2
1
0
_______
A
B
C
D
E
F
D69
1
2
VCC5B
NO_ASM
MAX8873TEUK
1
5
IN
OUT
3
4
R155
SHDN#
SET
274K
GND
1%
1/16W
1608
VR1
R284
100K
1%
1/16W
1608
U18
MICVCC
Q19
TC7W66FK
VCC
1
7
2
6
3
5
GND
AGND
C475
0.33UF
+80% -20%
16V
1608
1
2
VREF
MICVCC
U23
MAX4326EUA
MAX4326
V+
5
+IN
7
OUT
6
-IN
2
3
+IN
1
OUT
2
-IN
V-
C454
AGND
0.33UF
+80% -20%
16V
1608
6.8K
5%
1/16W
1
2
1
2
R470
1005
1
2
C461
2200PF
10K
10%
R475
5%
50V
1005
1/16W
1005
NO_ASM
0.15UF
C470
20%
1608
10V
B
AGND
D
E
F
G
H
J
MICVCC
FL15
1
2
BLM21A121S
AGND
BVREF
33.4P> 33.2P>
IN
34.3H>
MICVCC
C490
0.1UF
+80% -20%
U61
16V
1005
TC75S51F
4
VCC
VSS
AGND
MIC_M
32.6J>
OUT
39K
5%
1/16W
1
2
R494
1005
C169
0.1UF
470PF
5%
50V
+80% -20%
1
2
16V
1005
C489
1608
36.4B<
33.5B<
BVREF
33.2P>
OUT
33.4P>
34.6J<
MONO_OUT
39.2B<
OUT
G
H
J
K
L
M
DATE
EC NO.
OCT/02/01 VER 0.86
MICVCC
100
5%
1/16W
1
2
C495
R512
1005
1.1K
1UF
1%
+80% -20%
1/16W
10V
1608
R496
47K
AGND
5%
1/16W
10UF
2.2K
1005
+80% -20%
C509
1%
10V
3216
1/16W
0.33UF
+80% -20%
16V
1
1
2
+
C503
1608
3
-
1000PF
AGND
C529
0.01UF
10%
16V
8.2K
1
2
5%
R493
1/16W
1005
1005
GND
0.15UF
20%
C480
10V
1608
ALL PARTS MUST BE PLACED NEAR
B
AGND
TO INTERNAL MICROPHONE
Y.I
10/02/01
DESIGNER
CHECKED
APPROVED
CLASS
THIS
DOCUMENT
IS
THE PROPERTY
IBM
ITS
USE IS AUTHORIZED ONLY
RESPONDING TO A REQUEST FOR QUOTATION
OR
FOR
THE PERFORMANCE OF WORK
IBM.
ALL QUESTIONS MUST BE REFERRED
TO THE IBM PURCHASING DEPARTMENT.
K
L
M
N
P
Q
PART NO.
_______
9
DEVELOPMENT NO.
Q/M
/
34
70
8
7
NO_ASM
R513
1608
6
J1
R505
1608
HSP_02
5
1
C287
2
10%
50V
1
2
NO_ASM
1005
4
3
AGND
2
1
PART NO.
_______
TITLE
TORONTO-4.5
AUDIO INT MIC
0
OF
FOR
FOR
N
P
Q
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