AB1562A_ANC原理图参考.pdf
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2020-12-17
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LED
RF Circuit
Antenna Matching
matching circuit here is
TCB Connector
RF
Charger
Note: 1
Note: 1
MEMS Microphone
(ANC FF MIC/Voice MIC)
FPC connector pad
(Speaker & ANC FB MIC)
Use FPC change microphone position
Use FPC change microphone & speaker position
A
B
C
D
5
4
3
2
1
D
C
B
A
1
2
3
4
5
R6
10Kohm Thermistor
L14
1uH
E1
ANTENNA
1
2
LED2101
LED / Red / LED0402 / BL-HUB37A-AV-TRB
C202
22uF
1
BAT
C204
1uF
1
J2
GND_PAD
R25
0ohm
1
J3
Charger_PAD
C189
0.1uF
C233
1uF
C220
10uF
C221
1uF
1
HOT2
2
GND
3
HOT
4
NC
X5001
X / 26 / MHz / 8Q26000008
C227
1uF
1
MIC_BIAS
2
GND
3
MIP
U12
MEMS MIC_PAD
C19
1uF
C229
NC
1
AVDD_BTRF
2
XTAL_IN1
3
XTAL_IN2
32
UART_TRX
4
SYSRSTB
6
VCORE_FB/VCORE
15
VCORE_LX
8
VIO_FB
14
VIO_LX
10
RTC_GPIO0
11
RTC_GPIO1
16
VSYS
17
VBAT
18
VBUS
22
AU_VIN1_N
23
AU_VIN1_P
24
AU_VIN0_P
27
AVDD18_AUD
21
AU_MICBIAS1
28
AU_MICBIAS0
26
VDD33
29
AU_HP_RP
30
AU_HP_RN
31
AVDD18_AUD_DRV
13
ISINK1
12
ISINK0
33
VCORE
34
DVDD_IO
35
GPIO7
36
GPIO6
37
GPIO5
38
GPIO4
39
GPIO3
40
GPIO2
41
GPIO1
42
GPIO0
43
AVDD_VBT
44
BTRF_IN
45
GND
9
VDIG18
20
VREF
5
AVDD_DCXO/VRF
7
REGEN
19
VBUS_UART
25
AU_VIN0_N
U9
1562A
R27
0ohm
1
GND
C234
NC
R26
0ohm
1
VBUS
1
TOUCH1
C3
1uF
C224
1uF
C239
2.2uF
C208
10uF
C7
1uF
1
UART_RX1
1
J4
GND_PAD
1
TOUCH
C214
1uF
C215
NC
R19
0ohm
C222
NC
L4
1uH
C216
0ohm
1
PF_TEST1
TP
1
J1
Charger_PAD
C237
2.2uF
C201
1uF
1
TOUCH2
C236
2.2 uF
1
UART_TX2
C225
12pF
1
UART_TX1/SPDIF
1
MIC_BIAS
3
GND
2
MIP+
4
SPK+
5
SPK-
U13
C242
NC
C226
100nF
C235
1uF
C238
2.2uF
C4
NC
VDD33
LDO_VRF
BUCK_VCORE
LDO_VRF
VDIG18
BUCK_IO
BUCK_VCORE
BUCK_IO
BUCK_IO
VDD33
BUCK_IO
BUCK_VCORE
BUCK_IO
VCORE_LX
VBUS
VBUS
VSYS
VSYS
XTAL_IN2
XTAL_IN2
XTAL_IN1
XTAL_IN1
UART_RX
UART_RX
RF_IN
RF_IN
GPIO4
UART_TX
UART_TX
GPIO6
GPIO6
UART_TRX
UART_TRX
VBUS_UART
VBUS_UART
VREF
GPIO2
GPIO2
AU_VIN1_P
GPIO5
RTC_GPIO0
RTC_GPIO0
LED0
LED0
BATP
BATP
VIO_LX
FB_MIC_P
FB_MIC_P
AU_HP_RP
AU_HP_RP
MIC_BIAS1
MIC_BIAS1
AU_HP_RN
AU_HP_RN
MIC_BIAS0
MIC_BIAS0
AU_VIN0_N
AU_VIN0_N
AU_VIN0_P
AU_VIN0_P
AU_VIN1_N
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