Motorola CP150TM - Manual (Page 206)

12-24 UHF (438-470 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486348Z09-A)
June, 2005 6880309N62-C
112.6 mV (RF)
2.8 V (TYP)
3V
4.5V
0V
TX: 3V
RX: 0V
3.5V to 10V
3V
0V
UNLOCK: 0V
LOCK: 3V
C219
0.1uF
327 mV (RF)
67.3 mV (RF)
NC
NC
R223
100
150K
NC
NC
R202
470pF
C209
D201
C212
22pF
C220
NC
5V
5V
2.2uF
C225 C226
10uF
NC
10uF
C206
.01uF
NU
C224
C222
OUT
4
VCC
1
VCON
.01uF
NU
Y202
45J68
16.8MHz
2
GND
3
C243
0.1uF
C233
4.7uF
NC
C245
1uF
SH200
1
NC
NC
A1
6
A2
5
A3
4
1
K1
2
K2
3
K3
SHIELD
D220
150K
R227
100pF
C241
2K
R243
100K
R230
91K
R247
470pF
C210
0
R212
A2
5
A3
4
K1
1
K2
2
K3
3
D221
A1
6
.01uF
C221
C218
2.2uF
C215
SHIELD
SH201
1
2.2uF
2.2uF
C230
C240
1.3pF
NC
14R06
16.8MHz
2
GND
4
GND1
3
OUT
1
IN
NC
Y201
VRO
WARP 25
XTAL1
23
XTAL2
24
C202
1%
62pF
37
TEST2 38
VBPASS
21
VCP
47
VMULT1
15
VMULT2
14
VMULT3 12
VMULT4 11
13
33
PRE_VDD
34
PVREF
35
REFSEL
18
SFBASE 27
SFCAP 26
SFIN 30
SFOUT 28
TEST1
10
MODOUT 41
NC1 17
NC2 29
NC3 31
PD_GND
44
5
PD_VDD
PREIN
32
PRE_GND
7
DGND
6
DVDD
36
FREFOUT 19
IADAPT
45
INDMULT 16
IOUT
43
4
LOCK
MODIN
2
AUX4 3
AVDD
20
BIAS1
40
BIAS2 39
CCOMP
42
CEX 9
CLK 8
DATA
U201
63A27
ADAPTSW 46
AGND
22
AUX1
48
AUX2
1
AUX3
TP200
1
C223
.01uF
1
.01uF
C213
TP240
390nH
L211
NU
R206
0.1uF
C211
NC
C231
1000pF
NC
C216
0.1uF
NU
C205
R220
150
100K
R246
C227
1000pF
1.5K
R245
51
R244
C208
470pF
NC
R221
150
NC
2.7pF
3.7%
C203
1000pF
C214
NC
NC
R205
100
470pF
C204
220pF
C201
C207
470pF
C232
0.1uF
C217
NC
.01uF
C244
1000pF
NC
V_SF
V_STEER
5V
C228
0.1uF
LOCK
PRESC
16_8_MHZ
3V
SPI_DATA_OUT
MOD_IN
SYNTH_CS
SPI_CLK
VCO_MOD
TRB
Figure 12-18. UHF (438-470 MHz) Synthesizer Schematic Diagram (8486348Z09-A)