SCHEMATIC DIAGRAM NX-800
1.65V
0.64V
0V
3.26V
3.31V
3.17V
3.21V
3.31V
3.31V
4.97V
3.29V
FC-T : 6.61V
FC-R : 7.08V
14.34V
14.30V
13.72V
0.92V
4.95V
1.44V
1.65V
I2CCK
I2CDT
R77
/PCS_RF
TCXO_MOD
R80
0
R22 1k
0
R7
10k
C14
1u
C25
100p
2SC5383-T111
Q1
SDO1
R81
SCK1
R76
43
INPUT+
C29
100p
INPUT- 470k
R31
47k
5
LMC7101BIM5
OUTPUT
V+
2
1
IC4
V-
PLD
R30
180k
C33
33p
C38
R36
10M
DA221
D2
0.1u
CV
C13
R4
100
ADDRSMBDAT
BUFFER AMP
R1
22k
R2
C3
470p
C1
1u
C4
0.1u
22k
2
(TCXO MODULATION)
BUFFER AMP
V+
3
INPUT+ INPUT-
4
LMC7101BIM5
IC2
1 OUTPUT
330k
R79
V- 5
100
GND oUTPUT
VC
19.2MHz
VCC
C88
0.01u
R72
18k
R74
1k
C6
100p
(19.2MHz)
Q11
2SK1215-E(E)
10u
R5
220k
C11
0
HVC131
D21
R6
4.7k
18p
C90
0.01u
C7
39p
C10
C91
0.01u
C92
0.01u
R86
2.7k
L1
4.7u
R8
4.7k
C15
R10
0
L31
LM73CIMKX-0
SMBCLK
5
6ALERT
4
IC1
VDD
GND 2
1
3
C5
0.01u
R75
220
C22 100p
R18 10
R17 10
R15 10
R12
4.7k
L32
C18
100p
C21 100p
C20 100p
C19 100p
9
22
/FVco
FVco
VCCcp2
100p
17
18
21
19
20 Data
/CS
VCC_digital
LD/PS2
VCCcp 2
CPout2
13
14
15
16
10
11
12
OSCout
VCC_SOC
GND_OSC
/Fin
VCC
25
23
24
GND
Mod_in
Max_out
Clock
1
2
Fin
VCCcp1
CPout1
LD/PS1
7
8
NC
/OSC_AC_GND
OSC
5
6
3
4
C23 100p
C26 100p
C24 0.1u
C27 0.1u
R13
47k
C28
100p
R21
10
R23
1k
R19
10
C17 0.01u
C16 0.01u
R16
10
L33
L35
PLL IC
IC3
L34
C36
5p
C46
C34
47p 12n
L4
5p
R47
150k
C49
10p
R46
C53
470p
C52
470p
Q3
BUFFER AMP
(PLL FIN)
270
2SC5636
50C
RIPPLE
FILTER
150C
BYPASS
DIODE
(VCO TUNE)
BUFFER AMP
50C
50C
50C
33C
0.01u
33C
CV
SENSOR
TEMP
R3
33C
C9
0.01u
C2
100p
10
R43
L10
18n
3p
C39
VCO TUNE
TCXO MOD
X1
ASSIST
R918
100
R919
100
1 11
222
FGHIJX57-739 2/16
TX-RX UNIT (X57-7390-10)