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82
KX-TG8411RU//KX-TG8412RU/KX-TGA840RU
13.2. Schematic Diagram (Base Unit)
3.0V
2.5V
TX _RF
TX _RF
RX _RF
Beep
Bell signal
Bell signal
GND
SPm
SPp
GND GND
GND
*C505
NC
*C502
NC
*SW1
1
2
GND
0.001
*C501
GND
+3.0V
100
R75
270k
*R425
UTX
URX
GND
ANT_1
ANT2
NC
C854
ANT1
GND
GND
ANT_2
GND
NC
C850
GND
GND
0
R511
NC
*R542
0
*R516
NC
*RA501
1
2
3
4
5
6
7
8
1k
R76
NC
*R532
ANT1_TP
ANT2_TP
GND
GND
GND
1u
C616
GND
+3.0V
GND
AP1
*CN5
NC
PARALLEL WIRE
GND
10k
R77
R78
N
C
GND
+2.5_CP
1u
C625
*C503
NC
NC
C430
GND
CL1
CL2
GND
10p
C811
GND
100n
C808
GND
GND
GND
PON
1k
R804
RF_RXp
RF_RXn
GND
GND
GND
TXp
GND
10p
C819
220
R806
GND
TXn
GND
PSEL
3.3n
C814
10p
C825
VDD_PADRV
TXON
1k
R803
GND
1
PSET
2
VCCS
3
PI
4
PIX
7
PSEL
8
POX
9
PO
10
VCC
11
GND
5
PRAMP
6
PAON
GND
GND
GND
RXON
220
R807
10p
C809
GND
47
R805
GND
NC
*C421
GND
GND
10k
*R424
NC
*C423
GND
*Q421
VDD5
GND
NC
*C422
NC
*R426
NC
*R427
NC
*R428
NC
*R429
GND
10k
*R135
GND
10
R430
10p
C827
GND
GND
C859
10p
10p
10p
C855
10p
C857
100p
C856
100p
C858
NC
*C145
NC
*C146
10p
C812
10p
C630
10p
C631
GND
GND
10
100n
C60
CLK
GND_C
NC
*Q24
*C504
NC
GND
NC
C506
+1.8V
C837
NC
CN5-10
CN5-9
CN5-8
CN5-7
CN5-6
CN5-5
CN5-4
CN5-3
CN5-2
CN5-1
1.5p
C803
27n
L801
DA802
1
2
3
DA801
1
2
3
NC
*C511
NC
*C512
NC
*C513
NC
*C514
NC
*C515
NC
*C516
C853
2p
1.8p
C804
1.8p
C802
Shield
12
3
4
5
6
3n
L802
3n
L803
GND
C851
2p
10p
C822
3.3p
C805
3.3p
C806
2.2p
C810
2.2p
C813
VDD4
*C163
NC
NC
*C517
NC
*C518
NC
*C519
GND
C520
NC
GND
JTAG
3p
C860
GND
10p
C861
C861
GND
NC
*R86
NC
*R87
220
RA80
1
2
3
4
*R132
NC
NC
*C149
NC
*C150
GND
GND
100p
C823
GND
0.9p
C826
0.75p
C820
120
R802
0.5p
C834
1
*CE
2
SO
3
*WP
4
VSS
5
SI
6
SCK
7
*HOLD
8
VDD
1.5k
*R808
1.5k
*R801
SDA2
SCL2
TAM_CSn
SPI_CLK
TAM_WP
KEY0
KEY1
ROW1
ROW2
KEY2
ROW0
LED1
CHARGE
TAM_WP
SPI_DI
SPI_DO
SPI_DO
SPI_DO
TAM_CSn
SPI_DI
SPI_CLK
Low_Rad
LED2
ROW1
ROW2
KEY0
KEY1
KEY2
ROW0
RO
W
0
for TG8421/6421
for TG6411/8411
CP_OUT1=3.0V
Pow_Adj
Pre-matching
Balun
BPF
W 0.15mm
L 22+/-4mm
1st or 4th layer
L 22+/-4mm
1st or 4th layer
W 0.15mm
L 22+/-4mm
1st or 4th layer
L 22+/-4mm
1st or 4th layer
W 0.15mm
L 22+/-4mm
1st or 4th layer
L 22+/-4mm
1st or 4th layer
W 0.15mm
L 5.0mm
1st layer
L 5.0mm
1st layer
W 0.15mm
L 5.0mm
1st layer
L 5.0mm
1st layer
W 0.15mm
L 20+/-2mm
3rd layer
L 20+/-2mm
3rd layer
W 0.15mm
L 20+/-2mm
3rd layer
L 20+/-2mm
3rd layer
W 0.15mm
L 20+/-1mm
3rd layer
L 20+/-1mm
3rd layer
W 0.125mm
L 7.6mm
Gap 0.125mm
1st layer
L 7.6mm
Gap 0.125mm
1st layer
W 0.15mm
L 4.0mm x2 1st layer
L 4.0mm x2 1st layer
IC801
*IC421
NC
(1)
(2)
(3)
(4)
(5)
(7)
(6)
(8)
(9)
NC: No Components
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