TX Line
RX Line
Voltage Line
Explanatory notes
R5F52108BDLK
IC27
AVSS0
P07
P40
P42
P45
P90
P92
PD2
PD6
PK3
P62
PE1
PE3
VREFH
AVCC0
P05
VREFL0
P43
P47
P91
PD0
PD4
PK2
P61
PE2
PE4
VREFL
P02
VREFH0
P41
P46
VSS
PD1
PD3
PD7
P63
PE0
P70
PK4
P00
PF5
P03
P01
VCC
P93
PD5
P60
P64
PE7
PK5
PE5
PE6
VSS
VCL
PJ5
P44
PA0
P66
P65
P67
XCIN
XCOUT
PJ3
PJ1
PA3
VSS
PA1
PA2
XTAL
RES#
NC
PA5
PA6
VCC
PA4
EXTAL
VCC
VSS
P35
P72
P71
PB0
PA7
P34
P33
P32
P30
PB3
PB4
PB2
PB1
P27
P26
P31
P15
P54
P53
P51
VCC
P80
P76
PB7
PB6
PB5
P25
P23
NC
MDP16
P24
P13
P56
P52
P83
PC5
PC4
PC2
P73
PL0
P22
P17
P86
P12
PH3
PH0
P50
PC6
P81
P77
PC0
PC1
PL1
P21
P20
P87
P14
PH2
PH1
P55
VSS
PC7
P82
PC3
P75
P74
L3
L4
L5
L6
L7
L8
L9
L10
L11
L12
L13
M1
M2
M3
M4
M5
M6
M7
M8
M9
M10
M11
M12
M13
N1
N2
N3
N4
N5
N6
N7
N8
N9
N10
N11
N12
N13
R993
R996
R998
R1000
R1001
R1002
R1003
R901
R999
R973
R975
R982
R967
R987
R989
R976
R977
R983
R981
R997
R1004
R1005
R1007
R1008
R1009
R1010
R1011
R1076
R1006
A1
A2
A3
A4
A5
A6
A7
A8
CTRL
GND
NC VOUT
VIN
1A
GND
2A 2Y
VCC
1Y1A
GND
2A 2Y
VCC
1Y
CTRL
GND
NC VOUT
VIN
IC37
A0
A1
A2
VSS SDA
SCL
WP
VCC
IC38
CD
VSS
MR VOUT
VDD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
1617
*C600
*C101
R16
100k
*R73
*R95
*C107
*R82
*R84
*C121
1MR148
0.001
C20
*R63
*R67
*Q13
*R558
*R72
*IC11
2
3
1
1MR147
*R80
R18
10k
*C116
0.001
C22
*C102
*R66
*R64
1MR146
*R94
*R77
*R68
R17
10k
*R78
*R74
0.001
C156
1MR145
*R83
*R65
*R60
*C109
0.001
C155
R5
100k
*R61
0.001
C161
*R112
0.001
C8
0.001
C123
*R79
*R93
*IC11
6
5
7
NTCG16
R151
*R62
*IC11
V+
8
GND
4
*D16
*D17
DZ2J082M
D7
DA6J101K0
D2
1
2
3
4
5
6
L2SC4617S
Q3
L1SS400
D1
*D4
L1SS400
D8
*D6
SKRTLAE010
S23
SKRTLAE010
S24
SKRTLAE010
S25
0.001
C654
0.001
C655
0.001
C656
0.001
C657
82
R876
R26
82
R25
82
SN74LVC2GU04DCKR
IC35
1
2
34
5
6
2SC4738
Q22
2SA1832
Q23
47k
R881
10k
R882
18k
R883
0.1
C659
12k
R884
2SA1832
Q24
0.1
C660
18k
R886
10k
R885
SN74LVC2GU04DCKR
IC36
1
2
34
5
6
10
C661
J4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
3233
10
C662
10
C663
10
C664
0.1
C666
BLM15BD102SN1
EP12
BLM15BD102SN1
EP13
BLM15BD102SN1
EP14
0.1
C667
BLM15BD102SN1
EP19
BLM15BD102SN1
EP11
CR-981
X1
10P
C669
1P
C670
1M
R908
10
R909
100P
C671
12k
R910
22k
R911
1SS390
D18
12k
R912
100kR914
0.01C674
*C108
*C112
*C113
*C114
*C115
*C111
GT24C128B
1
2
3
4
5
6
7
8
4.7kR913
100k
R917
100kR920
BLM15BD102SN1
EP16
10kR925
*R926
*R927
*R928
100k
R931
100k
R932
0.1C681
NJU7704F3
1
2
3
4
5
0.068
C682
0.1
C683
10k
R933
4.7k
R934
4.7kR935
0.1
C684
100k
R940
100k
R943
100kR944
100kR952
100kR949
NSSW208
DS2
NSSW208
DS3
NSSW208
DS4
0.1
C693
10
10
10
10
10
10
10
10
10
10
10
10
10R994
10
R965
10
R964
10R984
10R971
10R970
10R966
10R991
10R992
10R968
10R972
10R985
10R990
10R995
10R969
10R980
10R979
10R974
10R978
10R986
10R988
10
10
10
10
10
10
10
10
10
10
10
10
10
10
R1012
10
R1013
10
R1014
10
R1015
10
R1016
10
R1017
10R1018
10R1019
10R1020
10
R1021
10
R1022
10
R1023
10
R1024
10R1025
10
R1026
10
R1027
10
R1028
10
R1029
10
R1030
10
R1031
10
R1032
10
R1033
10
R1034
10
R1035
10
R1036
10
R1038
10
R1040
10
R1041
10
R1042
10R1043
10R1044
10R1045
10R1046
10R1047
10R1050
2SA1832
Q31
2SA1832
Q32
120
R963
LDTC144EE
Q33
10k
R1053
10k
R1054
220
R878
LDTC144EE
Q34
0.1
C695
0.1
C696
*R75
*R76
*IC12
2
3
1
*IC12
6
5
7
*IC12
13
12
14
*IC12
V+
4
GND
11
*IC13
2
3
1
*IC13
6
5
7
*IC13 V+
8
GND
4
10k
R1055
10k
R1056
0.1
C698
0.1
C699
0.001
C700
10
R1057
L1SS400
D35
0
R1062
0.001C159
0.001C158
0.001C157
0R1064
0R1065
0R1066
0R1067
0R1068
0R1069
0R1070
0R1071
0R1072
0R1073
0.1
C672
100kR1074
10R1075
10
0.001
C708
BLM15BD102SN1
EP10
TP76D1190E20
R1061
C
A
B
L1SS400
D47
L1SS400
D48
NJM2830U1
IC34
1
2
3 4
5
1k
R1082
*C104
*C105
*C106
*C103
*C629
*C122
J2
100
100
R903
100R906
100R907
100
R902
*R930
*R929
0.1
C677
0.001
C679
0.001
C680
*IC12
9
10
8
47k
R1084
47kR1083
RUE002N02
Q25
2.2k
R1079
0
R887
10k
R888
A9
A10
A11
A12
A13
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
C13
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
E1
E2
E3
E4
E5
E10
E11
E12
E13
F1
F2
F3
F4
F10
F11
F12
F13
G1
G2
G3
G4
G10
G11
G12
G13
H1
H2
H3
H4
H10
H11
H12
H13
J1
J2
J3
J4
J10
J11
J12
J13
K1
K2
K3
K4
K5
K6
K7
K8
K9
K10
K11
K12
K13
L1
L2
10k
10k
0.001
C678
0.001
C711
*R1085 *R1086
2.2M
R1087
680k
R1088
47k
R1089
1
C714
0.1
C715
NJM2831F05
IC41
1
2
34
5
82P
C712
82PC713
3699
MP6
1
2
3
1M
R1081
*R91
0.0047
C716
0.0047
C717
*C720
*C721
*R1090
*R1091
*R85
*R86
*R88
*R69
CP06S
CP14
*C125
100k
R1098
100k
R1097
1
C723
100k
R152
0.001
C724
1k
R1039
1k
R1037
*R81
22k
R1078
INI
VORON
VORDET
DICK
SQLDN
VORD
CLONE
HV
LCDA0
SQLUP
DCC
DCC
THERMC
LCDCSB
VORC
VORS
VORB
VOR3.3V
VOR3.3V
VOR3.3V
VORCO
VORSO
RESET
FINED
LCDRSTB
TXC
CSHIFT
CLOUT
DA2STB
DA1STB
EDATA
ECK
SCK
SDATA
KS0
KS1
KS2
EMBI
OE
RFSTB
PSTB
PDATA
PCK
VORON
CPU_DEMP
BT_SW
BTTEST
HOPC
GPS_TXD
GPS_RES
GPSC
BTMICSW
CHGC
LIGHTC
VOLCLK
VOLDATA
FWD
BATTX
KS3
KR4
KR2
INI
BT_DEMP
BWD
BATRX
KR0
KR1
CLIN
H_PTT
DCC
DCIN
SBATT
RFDETV
TXMUTE
RXMUTE
DIUD
VORD
VORC
SQLDN
THERMC
VOX
DICK
VORS
SQLUP
RSSI
DETO
VOL_IN
PTT
NOISE
BEEP
JACKDET
CHGDC
CHGIH
PATMP
PWSW
UNLK
VIN
AGCOFF
LIGHT
VORB
RESET
FINED
GPS_RXD
VORSO
VORCO
DIM
VORSI
VORCI
LCDSDA
LCDSCL
LCDRSTB
LCDA0
LCDCSB
LCDSCL
PCON
KS0
KS2
KS3
DIM
LIGHTC
KEYLIGHT
+3V
DIUD
VOL_IN
LIGHT
KS1
KR3
PWRBTN
SPMUTE
AFC
LCDSDA
BATDATA
5VL
VORSI
VORCI
KR4
KR3
KR2
KR1
KR0
BTRXD
BTTXD
SBATT2
SBATT
LVIN
BATTX
BATRX
CPU3V
CLIN
CLOUT
INTPTT
*Q15
5VL
+3V
VCC
VCC
3.3 V 3.3 V
3.3 V
3.3 V
3.4 V
LCD Backlight
ON: 4.9 V
OFF: 0 V
LCD Backlight
ON: 3.3 V
OFF: 0 V
LCD Backlight Brightness
Bright: 4.3 V
Dark: 5.0 V
Ambient temperature 25°C: 2.5 V
LCD Backlight Brightness
Bright: 3.3 V
Dark: 0 V
Displayed frequency
108.000~117.975 MHz: 3.3 V
118.000~136.99166 MHz: 0 V
*IC-A25N only
Displayed frequency
108.000~117.975 MHz: 3.4 V
118.000~136.99166 MHz: 0 V
*IC-A25N only
Displayed frequency
108.000~117.975 MHz: 3.2 V
118.000~136.99166 MHz: 0 V
*IC-A25N only
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General
Weight and Dimensions
