Motorola APX 7000 - Figure 8-34. MNUS4000 A;C;E Mixer and if Filter Circuits

Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF1/700–800 MHz 8-55
Figure 8-34. MNUS4000A/C/E Mixer and IF Filter Circuits
DIG_BAND_SELECT
IN
IN
DC_LIN_1_8V
C505
C510
L511
L510
C507
R597
C504
L509L508
C526
C527
L501
C501
C502
C503
100PF
4PF
6.8NH
0
1.5PF
7.5NH
TL_RX_B2_MIX_IN
1000PF
22PF
TL_RX_B1_MIX_IN
8.2NH
2.7PF
0.1UF
8.2NH
2.7PF
10NH
22PF
IN
IN
43
U502
NC7WZ04
J3
GND
J2
V2
J1
V1
6
4
1
3
52
U501
AS211334
059248278
C511
S3
S1
NC
S2
4
2
3
6
1
5
T503
100PF
P2
P1
VCC
GND
5
2
U502
NC7WZ04
DC_LIN_3V
IN
P1
S3
S1
NC
S2
P2
R512
4
2
3
6
1
5
T505
TL_RX_LO
059248278
DNP
100K
IN
R501
C528
C529
100PF
51
DNP
100PF
NC
NC
MIXBIAS
GND4
RF_M
RF_P
GND3
OUTB
OUTA
DVDD2
AVDD
GND5
CTGND
IF_M
GND2
IF_P
DVDD1
LG0
GND1
INB
INA
LG1
LG2
12
13
17
16
15
4
5
6
2
3
8
10
20
14
11
9
1
18
7
21
19
U506
C508
C506
C512
33PF
1000PF0.1UF
21
NC
61
U502
NC7WZ04
C509
C513
1000PF 100PF
S3
S1
NC
S2
4
2
3
5
T504
059248278
P1
P2
6
1
C514L502
R502
47NH 43PF
68
GND1
OUT
GND3
GND2 GND4
IN
C523
C524
C516
41
6
5 3
2
FL501
C518
C519
C515
L504
L503
L505
6.8PF
470PF
2.7PF
220NH
1000PF
18PF
390NH
31B01
150NH
27PF
21
E501
R504
R506
C517
150
3.3K
0.1UF
R503
1
6
Q501
24K
BC858CD
R505
2
43
5
Q501
180K
BC858CD
23
1
C521
L506
R507
C520
1000PF
1000PF
150NH
2.7K
L507
Q503
R511
C522
C525
R509
R508
TL_RX_IF_OUT
3.3
10
47
15PF
1PF
BFR380F
33NH
OUT