92
NX-320
SCHEMATIC DIAGRAM
X57-805 3/8
U
V
W
X
Y
0.03V
3.30V
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
BEEP
MCSCKAF
MCDIAF
MCDOAF
/MCCSAF
MCDICN
/SAVE
D[0]
D[1]
D[2]
D[4]
D[5]
D[6]
D[9]
D[10]
D[11]
D[15]
/WR
/DINT
FSDET
AUD_VREFC
/DWUP
/EMG
/HRDY
/HDS2
/CS0
/CS3
A[0]
A[1]
A[2]
A[3]
A[4]
A[5]
A[11]
A[7]
A[6]
A[8]
A[9]
A[10]
A[13]
A[16]
A[12]
A[14]
A[15]
A[17]
A[18]
A[19]
A[20]
D[3]
D[7]
D[8]
D[12]
D[13]
D[14]
/RD
TXC
/DRST
/T_R
RXC
SDO1
SBC
IF_DET
/CS2
MCSCKCN
PLD
RXAF
MIC
MOD
A-TDI
A-TMS
A-TDo
A-TCK
A-/TRST
A-RTCK
33MC
AFSW
RSSI
THP
ASQAPC
S-DET
HOST_RDY
CV
BATT
VOL
PDSW
OPTDET
ASSIST
VOICE
DDCLK
TXD0
/PCS
/MCCSXCN
I2CCK
/WP
/EVCS
SDO0
SCK0
SCK1
DISP_VER
/LCDCS
ENC4
ENC3
ENC2
ENC1
VOX
5VC
SDI0
15MAS
/DSW
EXTMICSW
/BINT
/PSW
/APCSW
TEMP
PTT/RXD
ASQDET
/SYMTIM
I2CSDA
33AA
33MAS
33MAS
RESET
A4
XTALI
B4
XTALo
A10
32I
A12
DSPCK
B11
CKo
A11
USRCKI
H18
ADD0
J18
ADD1
K18
ADD2
L18
ADD3
M18
ADD4
N18
ADD5
J17
ADD6
K17
ADD7
M17
ADD8
N17
ADD9
P17
ADD10
K16
ADD11
L16
ADD12
M16
ADD13
P16
ADD14
J15
ADD15
K15
ADD16
M15
ADD17
N15
ADD18
P15
ADD19
J16
ADD20
H15
ADD21
G17
DT0
H16
DT1
G15
DT2
F18
DT3
F17
DT4
G16
DT5
E18
DT6
E17
DT7
F16
DT8
D18
DT9
D17
DT10
B15
DT11
D16
DT12
C15
DT13
D15
DT14
E15
DT15
A15
WRITE
A16
READ
B14
BHE
C14
BLE
A13
CS4
D13
CS3
C13
CS2
B13
CS1
A14
CS0
B12
HRADY
D14
HDS2
R18
TXD0
T18
RXD0
R16
RTS0
R15
CTS0
U15
TXD1
T15
RXD1
V15
TXD2
V14
RXD2
T14
TXD3
R14
RXD3
A9
SCK
C10
SDT
V4
SPCK0
U5
SPI0
T6
SPo0
V5
SPCS00
U4
SPCS01
T4
SPCS02
V6
SPCK1
U7
SPI1
T8
SPo1
V7
SPCS10
U6
SPCS11
T5
SPCS12
G3
ADC4
H1
ADC5
H2
ADC6
H3
ADC7
J1
ADC8
J2
ADC9
J3
MICVR
K1
SPDAC
K2
MICADC0
K3
MoDDAC
L2
MICADC1
T10
KEYI0
R9
KEYI1
V11
KEYI2
U10
KEYI3
T11
KEYI4
V12
KEYo0
U11
KEYo1
T12
KEYo2
V13
KEYo3
U12
KEYo4
R4
PWM1
P4
PWM2
V8
TI
R10
TDI
R12
TMS
R11
TDo
T13
TCK
U14
TRST
U13
RTCK
H17
BSCAN0
E16
BSCAN1
P18
RST
R17
RSTo
G18
TEST0
L17
TEST1
N16
TEST2
L15
TEST3
V3
BooT
C2
SQDAC
F1
ADC0
F2
DAC0
E1
IFR
G2
ADC3
G1
ADC2
D2
FCDADC
E2
IFADCP
E3
IFADCN
D1
IFVR
R3
AGCDAC
A8
MCCK0
D11
MCI0
B9
MCo0
B10
MCCS0
A7
MCCK1
B8
MCI1
C9
MCo1
B7
MCCX1
D9
MCCR1
C8
MCCK2
D10
MCCS2
C7
MCo2
D7
VoINT
D8
VFRM
N1
RSSIT
M3
PSRPLL
M2
PSRIF
L4
PSRRF
P1
RXSLT
N2
RXRVE
N3
PSTPLL
R1
PSTIF
M4
PSTPA
P2
TMoD
P3
TRAMP
R2
TXRVE
R6
FSDET
R5
SYMTIM
C12
SIMDT
D12
SIMCK
C11
SIMRST
T9
GPIo0
V9
GPIo1
U9
GPIo2
V10
GPIo3
T7
GPIo4
R7
GPIo5
R8
GPIo6
U8
GPIo7
A6
GPIo8
B6
GPIo9
C6
GPIo10
B5
GPIo11
E8
DVDD1
E9
DVDD2
F14
DVDD3
G14
DVDD4
M14
DVDD5
N14
DVDD6
P10
DVDD7
P9
DVDD8
N5
DVDD9
M5
DVDD10
E7
DVDIo1
E13
DVDIo2
H14
DVDIo3
L14
DVDIo4
P11
DVDIo5
P6
DVDIo6
L5
DVDIo7
E10
DGND1
E11
DGND2
E12
DGND3
J14
DGND4
K14
DGND5
P13
DGND6
P12
DGND7
P8
DGND8
P7
DGND9
B3
DGND10
A5
DGND11
C4
DGND12
T2
DGND13
C17
DGND14
U16
DGND15
D3
AVCC1
E4
AVCC2
V16
NC36
F4
AVCC4
G4
AVCC5
H4
AVCC6
T3
NC35
K4
AVCC8
L3
AVCC9
M1
AVCC10
U3
NC34
E5
AGND2
F5
AGND3
G5
AGND4
H5
AGND5
J5
AGND6
K5
AGND7
L1
AGND8
E6
AGND9
A1
NC1
A2
NC2
B1
NC3
B2
NC4
A17
NC5
A18
NC6
B17
NC7
B18
NC8
U17
NC9
U18
NC10
V17
NC11
V18
NC12
U1
NC13
U2
NC14
V1
NC15
V2
NC16
A3
NC17
C3
NC18
C5
NC19
B16
NC20
D4
NC21
D6
NC22
C16
NC23
C18
NC24
F15
NC25
R13
NC26
T16
NC27
T17
NC28
N4
NC29
T1
NC30
F3
ADC1
J4
MICIR
AUD_IREFC
D5
IFIR
AD12_IREFF
R636
100k
R 6 3 8
1 8 k
C675
0.1u
C683
0.1u
C 6 8 9
0 . 1 u
C 6 8 7
C 6 8 8
1 u
C 6 9 2
C 6 9 3
0 . 1 u
C 6 9 1
C 6 8 0
1 u
C 6 8 1 0 . 1 u
C 6 7 9
0 . 0 1 u
I C 6 0 9
S M 5 0 2 3 C N D H - G
1
I N H N
2
X T
3
V S S
4
Q
5
V D D
6
X T N
R 6 2 9
2 2
C673
0.1u
R 6 3 0
4 7 0 k
C 6 7 4
0 . 0 1 u
R632
100k
R628
22
R624
4.7k
R625
4.7k
R635
10k
C686
3p
X 6 0 1
L 7 7 - 3 0 1 5 - 0 5
1
V C
2
G N D
3 o U T P U T
4 VCC
C678
0.01u
CN607
C697
1000p
R 6 4 2
C696
R 6 4 1
1 k
L 6 1 3
L616
C684
6800p
C 6 9 5
0 . 0 1 u
R640
1k
L615
L 6 1 4
R 6 3 3
1 k
CN608
/FLDM
CN609
R623
10k
SSM3K15TE(F)
Q602
R650
470k
R637
100k
CP608
0x4
R666
R667
CP606
100kx4
C P 6 1 0
C685
10u
C677
10u
R631
1k
R639
0
IC610
PCB version
0 . 1 u
0 . 0 1 u
1 u
1000p
1 k
BUFFER(CLOCK)
ASIC
Q 6 0 2
DC SWITCH
(SYSTEM)
0
0
15M
33M
X2/CLKIN
HINIT
50C
33M
33M
33A
RESET
SB2
KEYI0
KEYI1
50C
33A
15M
33A
BATT
PCK_RF
SCK1
PCK_DSP
33M
33M
/PCS_DSP
/PCS
SB2
18.432MHz
100kx4
3
2
10
5
4
6
7
8
/PCS_RF
5
6
33MAS
D
/FRST
C682
1000p
R634
1k
C N 6 1 1
TX-RX UNIT (X57-8050-XX)