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RK3328平台 RTL8822BS模块应用参考电路
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更新于2023-05-21
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RK3328平台选用15*13mm封装的RTL8822BS模块集成,分享应用参考电路
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5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
WIFI
a
VDDIOOPTION Crystals
b/g/n ac
BT
5GHz
OPTION 1
Note:
Yes:
框内要贴
No:
框内不贴
Option1
Note:
Adjusted the load capacitance
according to the crystal specification.
Layout Note:
Crystal away from antenna
>50mil
23
Option2
Yes Yes Yes Yes Yes
Yes
No No No No
2T2R
1.7-3.6V
No No
1.7-3.6V
No No
峰值最大有
600mA
靠近
WIFI
模组管脚放置
请根据实际贴的模组选择
IO
电压值
软件也需对应修改配置。
Close to CPU
32.768KHz default from CPU,
If there is a special application,
CPU cannot output 32.768KHz,
Then you need to
use the RK805-1 output 32.768KHz clock.
50 Ohm RF trace
1A_DCR<=80mohm
RTL8822
模组
RTL8192
模组
RTL8192
模组
RTL8822
模组
Note:
目前只验证
RTL8822BS
可不用流控
RTL8822BS
的
CTS
要接地处理
.
WIFI_2X2_D3
WIFI_2X2_CMD
WIFI_2X2_CLK
WIFI_2X2_D1
WIFI_2X2_D2
WIFI_2X2_D0
SDMMC0EXT_CMD
SDMMC0EXT_D3
SDMMC0EXT_D0
SDMMC0EXT_D2
SDMMC0EXT_D1
32K_OUT WIFI_BT_32KIN
BT_WAKE_HOST
HOST_WAKE_BT_2
UART_RX_BT
UART_TX_BT
BT_REG_ON
WIFI_BT_32KIN
WIFI_2X2_CMD
WIFI_2X2_CLK
WIFI_WAKE_HOST
WIFI_2X2_D3
WIFI_2X2_D2
WIFI_REG_ON
WIFI_2X2_D0
WIFI_2X2_D1
RK805_32KOUT
SDMMC0EXT_CLK
VCC_IOVBAT_WL
VCCIO_WL
VCCIO_WL
VCCIO_WL
VCC_18
VCC_IO
32K_OUT
RK805_32KOUT
UART_RX_BT
UART_TX_BT
WIFI_REG_ON
BT_REG_ON
BT_WAKE_HOST
WIFI_WAKE_HOST
SDMMC0EXT_D0
SDMMC0EXT_D1
SDMMC0EXT_D3
SDMMC0EXT_CMD
SDMMC0EXT_D2
SDMMC0EXT_CLK
Title
Size Document Number Rev
Date: Sheet
of
RK3328_BOX_Demo3 For NATER
1.0
WIFI+BT_2T2R
A3
Friday, May 26, 2017
Title
Size Document Number Rev
Date: Sheet
of
1.0
WIFI+BT_2T2R
A3
Friday, May 26, 2017
Title
Size Document Number Rev
Date: Sheet
of
1.0
WIFI+BT_2T2R
A3
1 1Friday, May 26, 2017
R3808 22R
R0402
5%DNPR3808 22R
R0402
5%DNP
1 2
ANT3800
ANT_JACK
ANT3800
ANT_JACK
GND
4
GND
2
GND
3
SIGNAL
1
L3801
180R-100M
L0603
L3801
180R-100M
L0603
12
RTL8822BS Module
RTL8192ES Module
WL/BT_ANT0
2
PCIE_CLKREQ_L/PA_3P3
37
NC/PCIE_REFCLK_P
35
GND_12
39
PCM_CLK
30
BT_REG_ON
38
VBAT
36
UART_TXD
40
XTAL_OUT
13
GND_2
3
GND_1
1
NC/PCIE_REFCLK_N
33
LPO
31
GND_7
8
VIN_LDO
25
VIN_LDO_OUT
26
PCM_SYNC
27
PCM_IN
28
SDIO_DATA_1
22
NC/PCIE_PME_L
24
XTAL_IN
14
SDIO_DATA_CLK
18
SDIO_DATA_CMD
17
WL_HOST_WAKE
16
SDIO_DATA_3
19
WL_REG_ON
15
WL_ANT1
9
PA_PU/PCIE_PERST
12
VDDIO
34
GND_3
4
GND_4
5
GND_8
10
GND_9
11
SDIO_DATA_2
20
UART_RTS_N
42
UART_CTS_N
43
UART_RXD
41
PCIE_RDN/NC
44
GND_11
32
GND_5
6
GND_6
7
SDIO_DATA_0
21
PCM_OUT
29
GND_10
23
PCIE_RDP/NC
45
PCIE_TDN/NC
46
PCIE_TDP/NC
47
GPIO8_9/MODE SEL
48
BT_WAKE
49
BT_HOST_WAKE
50
R3813
0R
R0402
5%
R3813
0R
R0402
5%
12
R3802 22R
R0402
5%R3802 22R
R0402
5%
1 2
C3814
22pF
C0402
C0G50V
DNPC3814
22pF
C0402
C0G50V
DNP
12
C3806
10pF
C0402
C0G50V
C3806
10pF
C0402
C0G50V
1 2
C3800 33pF C0402
C0G
50VDNPC3800 33pF C0402
C0G
50VDNP
12
C3820
100nF
C0402
X5R
10V
C3820
100nF
C0402
X5R
10V
12
C3804 33pF C0402
C0G
50VDNPC3804 33pF C0402
C0G
50VDNP
12
ANT3801
ANT_JACK
ANT3801
ANT_JACK
GND
4
GND
2
GND
3
SIGNAL
1
L3800
4.7uH
IND_303012
DNP
L3800
4.7uH
IND_303012
DNP
R3809 22R
R0402
5%DNPR3809 22R
R0402
5%DNP
1 2
R3806 22R
R0402
5%R3806 22R
R0402
5%
1 2
C3815
4.7uF
C0603
X5R
10V
DNP
C3815
4.7uF
C0603
X5R
10V
DNP
12
C3811
DNP
C0402
C3811
DNP
C0402
12
C3812
DNP
C0402
C3812
DNP
C0402
12
R3800 22R
R0402
5%R3800 22R
R0402
5%
1 2
C3807
DNP
C0402
C3807
DNP
C0402
12
C3801 33pF C0402
C0G
50VDNPC3801 33pF C0402
C0G
50VDNP
12
R3810 10K
R0402
5%R3810 10K
R0402
5%
12
C3803 33pF C0402
C0G
50VDNPC3803 33pF C0402
C0G
50VDNP
12
C3810
10pF
C0402
C0G50V
C3810
10pF
C0402
C0G50V
1 2
R3801 22R
R0402
5%R3801 22R
R0402
5%
1 2
C3809
DNP
C0402
C3809
DNP
C0402
12
R3804 22R
R0402
5%R3804 22R
R0402
5%
1 2
C3805 33pF C0402
C0G
50VDNPC3805 33pF C0402
C0G
50VDNP
12
R3822
0R
R0402
5%
R3822
0R
R0402
5%
12
C3802 33pF C0402
C0G
50VDNPC3802 33pF C0402
C0G
50VDNP
12
Y3800
37.4MHz
CRY4_3R20X2R50X0R80
DNP
Y3800
37.4MHz
CRY4_3R20X2R50X0R80
DNP
XIN
1
GND1
2
XOUT
3
GND2
4
C3818
10uF
C0603
X5R
10V
C3818
10uF
C0603
X5R
10V
12
R3803 22R
R0402
5%R3803 22R
R0402
5%
1 2
R3812
0R
R0402
5%
DNP
R3812
0R
R0402
5%
DNP
12
C3817
100nF
C0402
X5R
10V
C3817
100nF
C0402
X5R
10V
12
R3807 10K
R0402
5%DNPR3807 10K
R0402
5%DNP
1 2
C3808
DNP
C0402
C3808
DNP
C0402
12
R3805 22R
R0402
5%R3805 22R
R0402
5%
1 2
C3813
22pF
C0402
C0G50V
DNPC3813
22pF
C0402
C0G50V
DNP
12
C3816
10uF
C0603
X5R
10V
C3816
10uF
C0603
X5R
10V
12
R3814
0R
R0402
5%
DNPR3814
0R
R0402
5%
DNP
12
C3819
1uF
C0402
X5R
10V
C3819
1uF
C0402
X5R
10V
12
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15*13mm/LGA-50 Serials














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