Motorola ASTRO XTS 5000 - Figure 8-40. NLE4278 D UHF Range 1 Transceiver (RF) Board Overall Circuit Schematic

Schematics, Board Overlays, and Parts Lists: Transceiver (RF) Boards 8-63
6881094C31-E November 16, 2006
Figure 8-40. NLE4278D UHF Range 1 Transceiver (RF) Board Overall Circuit Schematic
100K
V3D
R1
59.71nH
L4
P1-16
J1-3
VR3
10V
CCV
8
3
WP
V3D
P1-24
CLK_S
6
EN_CS
1
4
DNG
HOLD
7
SI
5
SO
2
SH301
SHIELD
2685297D02
1
X25160
U4
EEPROM
P1-23
VCO
C1
10uF
P1-13
SHIELD
2685627A02
RXFE_1
1
SH401
P1-27
1uF
C10
W17 W19
C22
1000pF
E520
BK1005HM471
P1-15
VR2
2
3
1
5.6V
7.5pF
W23
C5
E7
10uF
C3
C21
3pF
P1-1
V38
TP02
1
W1
W16
P1-19
P1-3
E6
SH302
SHIELD
2685298D01
1
C9
100pF
W22
VCOBIC
W6W21W021
V3A
V38
W20
2685762D02
P1-12
SHIELD
SH700
HARM FILT
100pF
C6
TP11
1
P1-14
P1-26
XB+
V38
20V
VR1
2
3
1
V5A
XB+
Q66
G6
TP5
1
TOOLHOLE
TH1
V5A
W3
P1-20
W13
G9
SH402
SHIELD
2685627A02
RXFE_2
1
P1-6
W12
P1-10
VOUT
5
C18
1uF
U3
LP3985
BYPASS
4
DN
G
2
3
VEN
VIN
1
P1-22
LP3985IM5X-3.0
J2
W02
10uF
P1-11
C2
W5
MBRM140T3
D2
V3D
V5A
VAR3
ANT
RXRF
T5V
TXRF
V5A
ADCS
DAC1
DAC2
MISO
MOSI
POUT
RAWB+
RSTL
SPCK
TX5V
TXB+
TXINH
TXRF
USEL
1uF
C11
NC
TP02g
1
C15
1uF
V5A
3
VEN
1
VIN
5
VOUT
CLKOUT
DOUTA
FREF
FS
PC
PD
PE
RXIF
V3D
V5A
LP3985
U2
4
BYPASS
2
DNG
W7
D3
.01uF
C16
C13
.01uF
OUTPUT
5
SENSE
6
SHUTDOWN
8
C14
10uF
U1
LP2989
BYPASS
1
ERROR
7
DNG
3
INPUT
4
NC
2
W10
LP2989IMMX-5.0
W8
TEST_POINTTP13
1
E5
Vdd3
Vdd5
P1-18
CLK
CSX
DATA
F168
LOCK
RXLO
SCEN
SSCK
SSFS
SSTD
TXRF
J1-2
6.8uH
L1
V38
0.1uF
C40
G12
W18
J1-1
Q99
NTR1P02T1
1
D1
MBRM140T3
V3D
V5A
TP2
3pF
Q2
DTC144EKA
P1-9
C30
W9
C19
.01uF
TP7
1
RXIF RXIN
V3A
V5A
VAR3
C20
1uF
G8
V3D
DAC1
DAC2
LOIN
W14
R6
10K
V3D
P1-17
2685787B01
SHIELD
SH201
XO
1
XB+
P1-7
P1-2
V5A
C4
V3D
G7
.01uF
P1-4
FracN
1
P1-5
C17
SH202
SHIELD
2685787B01
100K
R704
V3A
1uF
TP1
1
G2
10uF
C12
2.2 uF min.
Q1
NTR1P02T1
W15
P1-21
1uF
C8C7
7.5pF
F901
2685882A01
SHIELD
SH403
Xtal Filter
1
V5A
2A
32V
10K
88Z01
E1
W2
R7
W11
P1-8
RAWB+
1
RAWB+
V5A
G1
TP3
P1-25
W4
SHIELD
SH501
Abacus
1
V3D
2685298D01
MOSI
MOSI
MOSI
MISO
MISO
MISO
ADCS
ADCS
ANT
RSTL
RSTL
RSTL
RAWB+
G3
RXIF
RXLO
USEL
USEL
USEL
TXINH
TXINH
TXH
SPCK
SPCK
SPCK
SPCK
SPCK
MOSI
MOSI
BAT_RTN
BATT
BSTAT
EECS
EECS
PLATED_HOLE
RXFS
RXFS
TXCK
TXCK
BS
SWB+
SWB+
SWB+
FUB+
FUB+
RXCK
RXCK
TXTD
TXTD
LOCK
LOCK
VSW1
VSW1
RXDO
RXDO
ABCS
ABCS
F168
F168
TXFS
TXFS
GND
GND
GND
GND