92

*
*
*
*
*
*
*
*
*
MDC TX ONLY
*
2.5Vdc
2.5Vdc
3.8Vdc
VCO MOD ATTENUATOR RATED 200mVpk-pk/kHz
PL ONLY
MDC ONLY
ASFIC

HearClear Option

*
PL ONLY
3.7Vdc
200Hz RX MDC ONLY
*
Hear
Clear
**
*
*
**
*
*
*
*
*
*
*
*
C611
4.9Vdc
0 Vdc
4.9Vdc
RATED 2.5Vdc
282mVpk-pk/kHz
2.5Vdc
C801
33pF
C800
C682
33pF
0.1uF
C714
C713
0.1uF
VDD
C6
VOXO
E1 XTALIN
E2
XTALOUT
C779
0.1uF
G1
C7 TXIN
H5
UNATRXOUT
B2
UNIVIO
D1
UPCLK
VAGCAP E7
D8
VAGOUT H8
VCOATN
C2
RSSI
J4
RXAUDOUT
H6 RXIN
J3
RXLIMCAP
G4
RXLIMOUT
H1
SQDET
H7 SQIN
TIMINGCAP H3
TRKCLKIN
B8 MICIN
F2 PGMENAB
C3 PLCLK
J7 PLIN
A4
PLLIM
C8
PREMP
G7
REFATN
J2
RESET
G8
GND8
F5 GND9
A5
LCAP
E8 LIMIN
C1
LOOPCAP
C5
LOWSPCAP
B1
MDCREF
A6
MICAMPOUT
G6 GND13
F3 GND2
G3 GND3
D4 GND4
E4 GND5
F4 GND6
D5 GND7
E5
B3
GCB3 A2
GCB4 C4
GCB5
B7 GNDA
D2 GNDD
D3 GND1
G5 GND10
E6 GND11
F6 GND12
B6
DCAP
G2 DTMFCLK
J5 EXPAUDIO
A7 EXTMICIN
H4 EXTVOLIN
B5
GCB0 A3
GCB1 B4
GCB2
J6
D7 AUXTXIN
F8
BIASRES
D6
BUFFDISC
H2
CHACT
F1 CLK
F7
DACO
E3 DATA
U701
AUXRXIN
C679
C686
C683R625
.022uF
C702
R621
C720
0.1uF
2K
R756
100pF
390nH
C721
L710
C787
R620
C684
Vcc
R702
470
R626
Vcc
C718
0.1uF
C608
C685
R622
C677
C705
0.1uF
R703
2K
470
RSSIIN 3
VAG
32
VCC
R701
NC
5NC1
13 NC2
10 NC3
12 NC4
NFILIN
7
8
NFILOUT
11
NOISHLD
15
18
16 FFIN
17
FFOUT
1GND
6
HCIDSAB
28 HIENAB
23 ICENAB
4
LODSAB
29
COMPCAP
COMPOUT 19
25 CPNENAB
30
EXPADJ
26
EXPBYP
27 EXPIN
31
EXPOUT
14
FFCNTL
FFENAB
U601
22 CBUFIN
21
CBUFOUT
20
CFBBYP 9
CLIPREF
24
COMPBYP
23
0.1uF
C678
C710
0.22uF
C706
C609
C680
C715
.01uF
Vcc
C681
10K
R755
.01uF
470pF
C777
C719
47K
R712
C674
C688
.01uF
C675
.01uF
C716
C780
SB+
0.1uF
C701
R726
390nH
L701
330pF
C775
C778
100pF
R628
1uF
C776
0.1uF
C732
100pF
C735
C703
.022uF 4.7K
R704
C717
0.1uF
C708
0.1uF
C712
4.7uF
C711
47.5K
R729
C707
R623
R624
EXT_MIC
COMP_EN
COMP_EN
AUPA_EN AUPA_EN
LODSAB
LODSAB
EXT_SPKR_SEL EXT_SPKR_SEL
HCI_DIS
HCI_DIS
HI_CLMP_EN
HI_CLMP_EN
VCO_MOD
VCO_MOD
FF_EN
INT_MIC
C736
VOX
UNIV_IO
UNIV_IO
2.1_MHz
PWR_RST PWR_RST
SCK SCK
ASFIC_SEL
AUX_RX
AUX_RX
SQIN
RX_DATA
RX_DATA
J702_7
RX_IN
DISC
LG_DTMF LG_DTMF
PL_TX PL_TX
TX_DATA TX_DATA
RX_AUDIO
ASFIC_MIC_AUD_out
ASFIC_MIC_AUD_out
RSSI
UPCLK
UPCLK
CHACT
CHACT SQ_DET
SQ_DET
PL_RX
PL_RX
MDC_REF
MDC_REF
DATA DATA
VOX

63B81097C09-O

NCN6129C, NCN6138A, NCN6140A/B, NCN/PMCN6140C, NCN6141A, NCN6145A/C, NCN6146A,

NTN7089C AND PMCN6140C CONTROLLER BOARD ANALOG SECTION SCHEMATIC DIAGRAM