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M
G_SIFIN_A
M
GND
M
G_TU_A_IN_A
M
TU_REG5V
IC7302
RESET
IC-DET AIL BLOCK DIAGRAM
OUT
1
3
IN
-
+
Vref
GND
2
IC7301
DECODER
IC-DET AIL BLOCK DIAGRAM
44
43
42
41
40
39
38
37
36
35
34
AF SWITCH
1
33
2
32
DIGITAL
IDENTIFICATION
3
31
PILOT
NARROW-BAND PLL
STEREO
4
30
DECODER
STEREO
IIC BUS
5
29
ADJUST
TRANSCEVER
6
28
POWER
7
27
SUPPLY
8
26
AF
AF
AMPLIFIER
AMPLIFIER
9
2
25
1
10
FM DEMODULATOR
24
FM DEMODULATOR
NARROW-BAND
NARROW-BAND
PLL SC2
11
PLL SC1
23
12
13
14
15
16
17
18
19
20
21
22
T
G_IIC_CLK_A
T
G_IIC_DATA_A
AV
G_DEC_R_A
AV
G_DEC_L_A
C7339
R7326
L7304
L7302
(EC)
(EC)
LB7304
LB7303
L7303
C7306
IC7302
IN
G
OUT
1
2
3
C7310
C7309
(EC)
22
21
20
19
18
23
SIF2/N.C
C7333
24
C7301
25
SIF1/IFINT
R7304
26
CRESET/CAF2
C7335
27
VSSA3/VCC
28
VDDA3/VCC
R7324
29
SCL
R7325
30
R7308
C7336
31
SD0/LPF
32
WS/AF20
C7337
33
SCK/AF21
34
35
36
37
38
R7319
R7315
C7318
R7314
(EC)
(EC)
R7317
K7306
R7321
C7327
R7322
K7308
C7328
K7303
17
16
15
14
13
12
TP1/N.C
11
C7314
NICAM/AF1D
10
TP2/N.C
9
C7326
8
VSSD2/AGND
7
LB7301
VDDD1/CDE2
6
IC7301
C7325
C7323
VSSD1/N.C
5
C7324
VSSA1/N.C
4
VDDA1/CDE1
3
2
OUT R
OUT L
1
39
40
41
42
43
44
C7317
C7313
C7312
K7307
DMR-EH65EC
DMR-EH65EP
MAIN NICAM
SCHEMATIC DIAGRAM
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