1%
B, I : 100K : 12.1K : 0.286V
D, K : 100K : 27.0K : 0.563V
BLM18PG121SN1J
E
G, N : 100K : 68.0K : 1.073V
6 10
to RF3300 digital
Direction of BAT and GND
120ohm 1608 2A 50mohm Bead
D
Charging
to Hall Switch and AB3100 BEAR
12
1.0 : 100K : 100K : 1.325V
5
Route as a differential pair
F, M : 100K : 51.0K : 0.895V
to All I/O Supplies and Memory
11
1.4 : 100K : 680K : 2.31V
1.2 : 100K : 215K : 1.809V
C, J : 100K : 20.0K : 0.442V
to RF3300 Power Detector
to SD Card and LCD
to Bluetooth
to AB3100 CODECs/ADC/PLL
34 10
Phone ground return path
2
2.8*2.6*1.0 0.7A 240mohm 20%
D
1 %
E
USB charging path
E, L : 100K : 39.0K : 0.744V
1
Discharging
A, H : 100K : 6.2K : 0.155V
to DB3210 CORE
1.1 : 100K : 150.0K : 1.59V
Parallel with VCORE
Audio Subsystem
4
A
6
C
Route as a differential pair
Route as a differential pair
1.3 : 100K : 390K : 2.109V
78
Close to ABB
8
Make an Area at 8, 9 Layer
B
GPA3:PCB_Rev_ADC
9
G
F
A
Use multiple via
C
7
Causion when PCB lLayout
5
LDO_C 2.65V 200mA
LDO_LP 2.20V
5%
1.2V
BUCK
Audio Subsystem
Audio Block
Audio Block
Digital Block
Audio Block
Audio Block
Charger Block
Charger Block
Charging Circuit
F
2
H
11
H
1608
G
3
to DB3100 analog
1%
to 3xis
B
12
1
9
Local ground plane
TP301
LDO_A 2.75V 150mA
LDO_D 2.65V 200mA
LDO_G 1.50~2.85V 100mA
LDO_E 1.80V 200mA
LDO_F 1.05~2.65V 30mA
LDO_H 1.20~1.80V 200mA
2.75V 100mA
LDO_K 1.80~2.75V 200mA
C343
B3
B1
VDD
A3
VSS
18000p
A4
C1P
A5
D3
GND
HPL
A2
HPR
A1
INA1
D2
INA2
D1
C2
INB1
C1
INB2
D5
OUT+
B5
OUT-
C4
PGND
C5
PVDD
RXIN+
D4
B4
RXIN-
SCL
C3
SDA
VDDA_2V8
MAX9877AEWP_TG45
U301
B2
BIAS
C1N
C342
RTC_GND
1u
4.7uH
L300
C334
0.1u
C354
VBAT_H
C328
1u
22p
C333
TP304
C309
VDDH_2V75
1u
VDDF_2V5
1u
15R323
VA300 ICVL0505101V150FR
R313
C323
27
1u
22p
C337
24K
R319
VDDD_2V65
VBAT
3300pC341
0R303
R304 0
15
VDDC_2V65
R305 0
VBUS
VDDE_1V8
R322
C631 22p
C320
0R310
22p
C329
VBAT_C
2
C1
1
22p
D302
KDS221E_RTK
A1_C2
3
A2
0.1u
C346
C335
22p
VDDD_2V65
R301
100K
C332
1u
VCORE
C353 22p
TP303
VBAT_C
R307 0
VBAT
2.2u
C303
C347
C336
1u
VBAT_H
1u
22pC321
C310
4.7u
VDD_REF
1/4W
R324
C304
2.2u
VBAT
2012
1%
0.025
0.1u
C300
RB521S-30
VDDC_2V65
VBAT
D300
C305
4.7u
4.7u
VSS_BUCK
B1
M7
VSS_SPKR
WS1
J3
WS2
K1
XTAL1
A10
XTAL2
D11
B11
XTAL_OUT
C301
VSS57
L6
VSS58
L7
L8
VSS59
D10
VSS6
L9
VSS60
VSS61
L10
VSS62
L11
VSS63
M6
VSS64
M8
M9
VSS65
M11
VSS66
VSS67
M12
E4
VSS7
E5
VSS8
E6
VSS9
VSS_BEAR
N5
VSS42
J6
J7
VSS43
J8
VSS44
J9
VSS45
J10
VSS46
J11
VSS47
VSS48
K5
VSS49
K6
VSS5
D9
K7
VSS50
K8
VSS51
K9
VSS52
K10
VSS53
VSS54
K11
VSS55
L4
VSS56
L5
G10
VSS28
G11
VSS29
D6
VSS3
G12
VSS30
H4
VSS31
VSS32
H5
VSS33
H6
VSS34
H7
VSS35
H8
VSS36
H9
H10
VSS37
H11
VSS38
VSS39
H12
VSS4
D7
VSS40
J4
VSS41
J5
VSS13
E10
VSS14
F4
F5
VSS15
F6
VSS16
VSS17
F7
VSS18
F8
VSS19
F9
D5
VSS2
VSS20
F10
G3
VSS21
G4
VSS22
G5
VSS23
G6
VSS24
G7
VSS25
VSS26
G8
VSS27
G9
B2
VBOOST
C1
VBUCK
VBUS
E2
C10
VDD_ADC
P13
VDD_AUDIO
P3
VDD_AUXO
VDD_BEAR
P6
VDD_IO
A12
VDD_REF
G1
VDD_SPKR
P7
C14
VIBR_OUT
A13
VREF
D4
VSS1
VSS10
E7
VSS11
E8
VSS12
E9
SRST_N
M2
E3
SW_BOOST
D12
TEST
F2
TRICKLE
A5
TXON
VBAT_A
K12
K14
VBAT_B
VBAT_C
D1
VBAT_D
G2
VBAT_E
F14
VBAT_F
M13
N14
VBAT_G
VBAT_H
F3
M3
VBAT_K
B14
VBAT_L
VBAT_M
A1
N3
SDAT
SDI1
J1
K4
SDI2
SDO1
K2
L2
SDO2
N2
SIMCLK
SIMDAT
P1
SIMLDO_OUT
L1P2
SIMOFF_N
SIMRST_N
N1
E11
SLEEP_A
D14
SLEEP_B
B10
SPARE1
A2
SPARE2
SPKRN_OUT
N6
SPKRP_OUT
N7
N8
MIC3P
P10
MIC4N
N11
MIC4P
N4
MIDR_OUT
B12
MOD1
ONSWA_N
F13
ONSWB_N
F12
ONSWC
F11
PLL_DEC3
H14
J12
PLL_DEC4
E12
PWRRST_N
K3
SCK1
L3
SCK2
C13
SCL
M1
SCLK
SDA
B13
M14
LDOK_OUT
LDOLP_OUT
D13
B4
LED1_N
A4
LED2_N
D3
LED3_N
C3
LED4_N
A3
LED5_N
B3
LED6_N
P12
LINEIN1
P11
LINEIN2
MCLK
H13
MIC1N
M10
N10
MIC1P
P9
MIC2N
MIC2P
N9
MIC3N
P8
GPA2
C9
B8
GPA3
A8
GPA4
C8
GPA5
GPA6
D8
GPA7
B7
IREF
A14
IRQA_N
E13
IRQB_N
E14
LDOA_OUT
K13
LDOC_OUT
N12
LDOD_OUT
L12
G14
LDOE_OUT
G13
LDOF_OUT
LDOG_OUT
L13
L14
LDOH_OUT
H1
CHSENSEP
A7
DACO_0
DACO_1
B6
A6
DACO_2
C6
DACO_3
DAC_CLK
C4
DAC_DAT
C5
B5
DAC_STR
F1
DCIO
DCIO_INT
J2
C12
EXT_LDO
J13
FGSENSEN
J14
FGSENSEP
GPA0
A9
GPA1
B9
GPA12
C7
U300
C11
AD_OUT
AUXO1_OUT
M4
AUXO2_OUT
P4
BDATA
A11
BEARN_OUT
M5
BEARP_OUT
P5
BOOST_ISN
D2
C2
BOOST_ISP
E1
BUCK_FB
CCO1
N13
CCO2
P14
CHREG
H3
H2
CHSENSEN
AB3100
C311
1u
C340 47n
D1
D2
D3
D4
G1
G2
S1
S2
R312
Q300 SIA911DJ
0
10u
TP302
0.1u
C315
C348
C352 22p
2.2u
C339 1u
C307
C327
0.1uC325
0R302
0.1u
R309 0
VA605
varistor
0.1uC326
1u
C312
R300
100K
C302
2.2u
C319
0.1u10u
C317C314
0.1u
VA301 ICVL0505101V150FR
0R306
C349
0.1u
300K
R320
C330
22p
C331
33u
32.768KHz
X300
12
10u
VBAT
VDDK_2V75
C318
D301 RSX101VA-30TR
18000pC344
4.7K
R311
C345 1u
4.7u
VDDD_2V65 VBAT
C306
1%
1/4W
2012
0.1
TP305
VDDG_2V85
R316
D1
D2
1
2
3
CN300
1u
FB300
C308
1u
R317
C338
VDD_REF
VBAT
VDDE_1V8 VDIGRAD_1V8
1u
R321 100K
R314
0
0
DNI
R308
TP300
C322
SPKRP
SPKRN
EAR_R
EAR_L
HS_EAR_L
HS_EAR_R
TRICKLE
FGS+
FGS-
VBUS
KEY_LED6
KEY_LED5
VDDC_2V65
VDDH_2V75
VDDG_2V85
CHS-
BDATA
FGS+
DCIO_INT
OTP
CCO1
VBUS
CHREG
RF_CTRL_DATA
RF_CTRL_CLK
RF_CTRL_STR_1
VDDF_2V5
CHREG
DCIO_INT
FGS-
PCB_VERSION
FM_RP
SPK_RCV-
SPK_RCV+
AMP_I2C_SCL
AMP_I2C_SDA
EAR_R
EAR_L
SPKRP
SPKRN
BEARP
BEARN
CHS+
MOTOR_PWM
DB_I2S1_WS
VBAT
DB_I2S0_CLK
DB_I2S0_WS
DB_I2S0_ULD
DB_I2S0_DLD
CHS+
DCDC_REF
BIAS_CTRL
EXT_LDO
KEY_LED2
FM_LP
DB_I2S1_CLK
DB_I2S1_ULD
DB_I2S1_DLD
SIMRST_n
SYSCLK1
PCB_VERSION
BEARP
BEARN
MIC1P
MIC1N
MIC2P
KEY_LED1
BDATA
CHS-
VDDD_2V65
VDDA_2V8
VCORE
TESTOUT
RTEMP
TX_ADC_STRB
ADOUT
VBACKUP
SHARED_I2C_SDA
SHARED_I2C_SCL
ACCSLEEP
APPSLEEP
SIMVCC
SIMCLK
SIMDAT
RTCCLK
ONSWA_n
VDDK_2V75
VDDE_1V8
VDIGRAD_1V8
VBACKUP
DCON
ONSWB_n
ACC_IRQ_n
APP_IRQ_n
PWRRST_n
SRST_n
SCLK
SDAT
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