Guardian G25AMK005, Technical Manual

Page: 77 / 85

1
1
2
2
3
3
4
4
5
5
A A
B B
C C
D D
AC ODVCC CO DECVCC
5VMICBIAS
3V3ANALOG
3V3ANALOG
3V3LOGIC
5VAUDIO
5VAUDIO
5VAUDIO
5VAUDIO
5VLOGIC
SPKRON 5
ALM 2
/CODECMICMUTE 3
EXTMIC 5
INTMIC 1
EXTSPKRON 5
CODECCLK 3
CODECDOUT 3
CODECDIN 3
SPKR+ 1
SPKR- 1
EXTSPKR- 1
/KLD 1,5
CODECFSK 3
GND_SIGNAL 1,2,3,5,6,7,8,9,10,11,12
/CODECEARMUTE 3
Scale
R e v
Sheet o f
Size CAGE Code Dwg No.
None
23386
Drawn
Thales Communications, Inc.
Rockville, Maryland
Thursday, November 15, 2001
4 12
02 4200716
E. HOOKER
D
Control Audio
U59
LM4872
+IN
7
-IN
1
SDOWN
5
BYPASS
3
GND
2
V01
8
V02
4
VDD
6
R502
150K
1%
Q64
2N7002
1
3
2
R488
100K
1%
R503
100K
1%
R491
221K
1%
C475
0.033 uF
10%
R501
15K
1%
C469
0.047 uF
10%
R498
100K
1%
R500
100K
1%
R496
15K
1%
+
C471
2.2 uF
10V
C480
0.033 uF
10%
C470
0.1 uF
10%
C478
470 pF
10%
C467
0.1 uF
10%
C479
0.1 uF
10%
L74
BEAD
R485
10
1%
R560
475
1%
R562
475
1%
R561
33.2K
1%
R559
33.2K
1%
R492
150K
1%
R495
100K
1%
D68
BAR43C
1
3
2
R489
562
1%
D67
BAR43C
1
3
2
R493
150K
1%
R487
4.75K
1%
C476
0.1 uF
10%
R499
10K
1%
R494
150K
1%
D69
BAR43S
1
2
3
R486
5.62K
1%
Q63
2N7002
1
3
2
R497
150K
1%
C468
1.0 uF
20%
C463
3900 pF
5%
R484
100
1% C465
0.1 uF
10%
+
C466
15 uF
10%
10V
C473
470 pF
10%
C474
0.1 uF
10%
+ C477
1 uF
10%
C549
470 pF
10%
+
-
U57
LMC7101A
365438
3
4
1
5
2
+ C481
1 uF
10%
R483
10
1%
R490
15K
1%
C464
0.1 uF
10%
U56
TLV320
MICGS
41
MICIN
40
MICBIAS
42
MICMUTE
11
EARB
45
EARGS
46
EARA
44
EARMUTE
17
PDN
43
VMID
36
AGND
34
DGND
27
DCLKR
14
CLK
19
DOUT
21
FSX
20
FSR
16
DIN
15
TSX/DCLKX
22
LINSEL
26
AVCC
4
DVCC
9
R504
150K
1%
C472
1.0 uF
20%
U58
LM4872
+IN
7
-IN
1
SDOWN
5
BYPASS
3
GND
2
V01
8
V02
4
VDD
6