Motorola MTM800 - Main Board 8466575 A01_A; RX VCO Section

8.1 - 10 TRANSCEIVER 450-470MHz: SCHEMATICS, PCBs and PARTS LISTS
Main Board 8466575A01_A / RX VCO Section
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
10K
10K
10K
10K
NU
NU
NU
NU
from Controller
from Controller
from Controller
to Controller
NU
NU
8.2K
1.5pF
R5725
100K
C5726
14
VCC_BUFFERS
18
VCC_LOGIC
VCOBIAS_RX
9V3
5V_FN
R5728
7
RX_SWITCH
3
SUPER_FLTR
19
TRB_IN
16
TX_BASE
15
TX_EMITTER
1
TX_IADJ
10
TX_OUT
13
TX_SWITCH
11
GND_BUFFERS
9
GND_FLAG GND_LOGIC
17
12
PRESC_OUT
5
RX_BASE
6
RX_EMITTER
2
RX_IADJ
8
RX_OUT
50U54
U5701
4
COLL_RFIN
20
FLIP_IN
R5733
22
R5734
150
47pF
C5741
P3 3
1.5pF
C5735
RESONATOR
L5732
P1 1
P2
2
C5737
2.4pF 220nH
100
VCTRL
L5733
4700pF
R5732
330pF
C5740
220nH
L5734
C5739
D5734
D5733
D5732
D5731
C5715
.022uF
3V3_FN_RXVCO_1
C5724
.022uF
C5731
.01uF
VSF
R5731
100
470nH
L5731
C5733C5732
330pF 0.1uF0.1uF
C5734
R5722
4.7K
R5723
10K
PRESC
TXH
C5722
1000pF
68nH
L5721
C5721
2.0pF
R5721
1K
0.1uF
L5722
470nH
8.2K
C5712
ESC_REF
R5727
C5703
330pF
C5701
8.2pF
L5701
8.2pF
C5702
27nH
15nH
L5702
2.2K
Q5701
R5703
1K
R5702
R5701
68
R5704
22
5.6pF
C5706
100pF
C5705
100pF
C5704
10
10
R5716
180
R5715
330
R5714
330
R5712
27nH
R5713 L5712
15nH
L5711
C5713
1000pF
C5714
0.1uF
3V3_FN
TRL1
Q5711
TP5701
1
C5708
3.3pF
51
R5706
TP5702
1
C5716
5.6pF
C5738
15pF
C5736
22pF
R5707
C5707
100
SHIELD
SH5702
1
100pF
AGC_1_FE
AGC_2_IF_RXVCO_1
AGC_2_IFAGC_2_IF
AGC_0_FEAGC_0_FE
AGC_1_FE_RXVCO_1
AGC_1_FE
TRL2
AGC_0_FE_RXVCO_1
RXH
R5711
100
C5711
330pF
NC_5701_7
RXINJ
VSF
NC_5701_16
NC_5701_15
NC_5701_13
VSF