98
NX-320
BLOCK DIAGRAM
IC601
Flash
Memory
SRAM
PCK_DSP
/PCS_DSP
PLL MOD
/DRST, /HDS2, /HRDY
/DINT, FSDET, /HINT, /DWUP
/SYMTIM
MCDIAF, /MCSCKAF, /MCCSAF, MCD0AF,
MCDICN, /MCCSXCN, HOST_RDY, DSP_ST,
MCSCKCN
/CS0, /CS2, /CS3, /CS4
D0~D15, A0~A20, /WR, /RD
SDO0, SCK0, SDI0
/EVCS, /LCDCS
SDI0
DISP_VER
33M
33M
SB2
50C
33A
I2CCK
I2CDT
Motion
Sensor
33M
15M
IC605
DSP
IC603
Q602
SSM3K15TE(F)
IC613
KXSD9-2050
ASQ
IC304(1/2)
TC75W51FK(F)
ASQDET
ASQAPC
ASQAPC
VCO_MOD
TV2
TV1
RXAF_2
MOD
MIC
VOX
SPAF
IC904
TC75S51FE(F)
BEEP, RXAF, VOICE
MICI
J1
J2
50V
MIC+
MIC–
SP+
SP–
CN4
VR1
Volume
S101
Selector
CN1
ENC1
ENC2
ENC3
ENC4
VOL
OPTDET
AFSW
EXTMICSW
PTT/RXD
TXD0
Q901
RT1N141U-T111
Q903
RT1N441U-T111
IC901
TA7368FG
+B
Q902
2SA1362-F(GR)
Q904,Q905
2SK3577-A
DC SW
DC SW
DC SW
50V
Q907
UPA672T-A
Q906
RT1N141U-T111
+B
SB1
33A
CN2
24-pin Connector
/BINT, /PSW,
S-DET, OPTDET
PLD
BATT, TEMP, THP, CV
CN3
PTTRXD
/KEYI1
/KEYI0
/EMG
PTT
Side1
Side2
/EMG
ASIC
IC610
/T_R, /DSW, /APCSW, PDSW, ASSIST
TXC, RXC, /SAVE, SBC, DDCLK
EXTMICSW
RSSI
IF_DET
RESET
33M
IC607
XC6119C29ANR
IC304(2/2)
TC75W51FK(F)
PCK_DSP
SCK1
/PCS
SD01
PLD
PLL MOD
/PCS_RF
/PCK_RF
/PCS_DSP
IC612
TC7SH08FU-F
IC611
TC7SH08FU-F
33C
TCXO
X401
16.8MHz
33M
X601
18.432MHz
TXCO
33A 15M 33M
BSHIFT
IC609
SM5023CNDH-G
Q403: 2SC5383-T111
D414: HSC119
Ripple
Filter
50CS
T/
IC403
SKY72310-362
33C
50C
PLL
Loop
Filter
CV
Q406: SSM6L05FU-F
Q407: SSM3J05FU-F
IC404(1/2)
TC75W51FK(F)
VCO_MOD
Assist
50C
100C
BPF
BPF
IC
D4
K4,K5,K6,E,E2,E3
TX: 400~470MHz
RX: 350.05~420.05MHz
K,K2,K3
TX: 450~520MHz
RX: 400.05~470.05MHz
Q301
2SC5108(Y)F
x3
50R
CF2
450kHz
TX-RX unit (X57-8050-XX)
PTT section
(X54-3760-XX) (B/3)
EXT
SP/MIC