Technical Manual

13-14
NLE4249A UHF Range 1 RF Board Schematic Diagram, Sheet 2 of 3
MOD_OUTMOD_OUT
REG_5V
REG_5V
RESET
REF_OSC_EN
REF_OSC_EN
RX_INJ
TX_OUT
REF_2.1MHz
0.47uF
0.22uF
MOD_IN
MOD_IN
SWB+ SW_B+
SW_B+
LOCK_DETECT
LOCK_DETECT LOCK_DETECT
SUPER_FILTER_VOLTAGE
SUPER_FILTER_VOLTAGE
SUPER_FILTER_VOLTAGE
RESET_1
VEE
VEEVEE
VEE
CLOCK
CLOCK
DATA
DATA
SYNTH_CE
SYNTH_CE
TP8
C292
100pF
V_CTRLV_CTRL
4-5pF
C240
TP7
C303
.022uF
18nH
L201
C204
100pF
C279
0.1uF
BUSS_09
CR207CR209
CR203
C206
.0015uF
BUSS_11
BUSS_08
C299
.0047uF
BUSS_10
Q203
BUSS_13
C289
3.3pF
L216
15nH
7
S1
U201
62U78
6
5VI
11
B2
9
C
12
E2
1
GND
13
GND
8
NC
16
PS
15
RBY
2
RX
14
S2
5
TRB
4
TX
10
VC
3
VSF
J1-3
1.5pF
3
C202
2.4pF
Q201
D
S
C203
C284
R301
TP5
J1-18 18
0
100pF
C233
C227
100pF
BUSS_12
CR202
LP2951CM
5V_TAP
6
ERROR
5
C226
9.1pF
1
2
SENSE
3
SHUTDOWN
.047uF
U202
J1-9 9
7
FEEDBACK
4
GND
8
INPUT OUTPUT
C511
0.1uF
C260
2200nH
L202
C274
.01uF
.022uF
C255
CR201
C223
C282
0.1uF
C304
4.7uF
4-5pF
390nH
L209
68pF
C500
L210
14.5nH
C235
5.1pF
C237
3.3pF
A3
3
K1
L204
390nH
CR204
4
A1
5
A2
6
J1-14
2
K2
1
K3
C236
4.3pF
C238
100pF
15K
14
C220
6.2pF
R223
C270
.022uF
R217
47K
L223
C239
7.5pF
C231
10uF
C201
39pF
10K
R206
390nH
L207
150nH
J1-1212
C244
.022uF
C205
4.7pF
C506
68pF
J1-8 8
C219
2.2pF
CR205
4
A1
5
A2
6
A3
3
K1
2
K2
1
K3
C222
4.3pF
CR208
47nH
L224
100K
R218
C243
7.5pF
L212
18nH
1.2K
R221
CR206
1
3
2
68K
R207
2K
C245
.001uF
2.4K
R208
22
R219
C256
.01uF
R222
47K
R214
390nH
C210
.022uF
L215
U203
EN_CE
23
C_EXT
7
DCWARP
27
DE
.01uF
C257
DET
8
F_OUT
10
NC1
1
NC10
18
NC11
19
20
NC12
NC13
14
NC14
NC15
29
NC16
30
NC17
31
NC18
32
NC2
2
NC3
3
NC4
4
NC5
9
NC6
6
NC7
15
NC8
16
NC9
17
SCK
22
SI
25
SO
21
SS
28
VDD
13
V_OPT
12
V_REG
11
GND
26
C267
.01uF
5
390nH
L213
24
C254
4.7uF
C125
3.3uF
C258
4.7uF
C216
100pF
100K
R118
C253
10uF
C266
C294
100pF
15K
L218
390nH
22nH
C271
4.7uF
.01uF
C214
3pF
R205
L205
C250
120
C209
.01uF 100pF
C208
.001uF
56nH
L220
R211
750
C290
C247
R212
390nH
L221
100pF
ADAPTSW
35
AUX1
37
AUX2
38
AUX3
39
CE
4
CLK
3
CPBIAS1
29
CPBIAS2
28
DATA
2
VEE1
23
VCC1
11
U204
25U31
VCC3
42
FREFOUT
10
GND1
1
GND2
13
GND3
22
GND4
33
IADAPT
34
AUX4
40
LOCK
41
MODIN
5
MODOUT
30
16
NC
31
NC1
43
NC2
44
NC3
VCC2
25
PVREF
24
18
SUPFBASE
17
SUPFCAP
SUPFIN
20
19
SUPFOUT
TST1
26
TST2
27
IOUT
32
VEE2
36
VMULT1
9
VMULT2
8
VMULT3
7
VMULT4
6
XTAL1
14
XTAL2
15
PREIN
21
330
R210
A/D BYPASS
12
L211
7.4nH
C211
100pF
C230
1.8pF
C507
68pF
C280
0.1uF
C228
100pF
R610
C225
1pF
100pF
C217
0
0.1uF
C275
750
2K
R220
10K
R204
43K
R215
L208
470
R213
Q202
390nH
.01uF
C221
R209
L219
R203
10
C246
.022uF
18nH
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63B81086C71-O