DATASHEET
B426-AB1510
Wireless Stereo Speaker Module
For Intensive Audio Applications
Specification
VERSION 0.40 15-Sep-2015
Revision History
Version |
Change Summary |
Date |
Author |
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0.10 |
Created |
Dec, 25th, 13 |
LY Kuo |
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0.20 |
Update Bluetooth Specification Version |
Jun, 15th, 14 |
LY Kuo |
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0.30 |
Remove PCM function support |
Oct, 15th, 14 |
LY Kuo |
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0.40 |
Modify maximum RF transmit Power descriptions |
Sep, 15th, 15 |
LY Kuo |
1 System Overview
1.1 General Description
B426-AB1510 is a stereo module, which are highly integrated, cost effective, low power consumptions with Airoha AB1510 chip for intensive audio applications. It complies with Bluetooth system version 4.1 with EDR function. The built-in noise reduction and echo cancellation functions enhance the voice quality. Advanced multipoint supports HFP connection to two handsets for voice, or two A2DP sources for music play back. The voice prompt function can be customized by customers for different voice commands.
1.2 Features
Bluetooth 4.1+EDR compliant
A2DP 1.3 and AVRCP 1.5 profile enable
HFP profile version 1.6 compliant
HSP profile version 1.2 compliant
AVRCP profile version 1.5 compliant
SBC decode
Class 1 or 2 type output power
Support for noise reduction and echo cancellation Multi-band configurable EQ
Multipoint for HFP and A2DP
Support for voice prompt
Support SPI flash application
Support NFC application with wake-up and pairing function Audio I/F:I2S
Integrated Li-ion battery charger supports 400mA fast charging
B426-AB1510
Stereo Speaker Module For Intensive Audio Applications
2 Module Package Information
2.1 Module Pin Definition
1NC
2GND
3WAKE
4PIO1
5PIO2
6PIO3
7UART_RX
8UART_TX
9 PIO11
10PIO6
11PIO7
12PIO14
13PIO15
14PIO16
15PIO17
16GND
SDA
17
GND
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AB1510_Module with antenna |
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SPK_RP |
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LRVCM |
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SPK_LP |
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LINE_IN_R |
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LINE_IN_L |
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MIC2_P |
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MIC2_N |
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MIC1_N |
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MIC1_P |
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MIC_BIAS |
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PIO4 |
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VREGOUT_HV |
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BAT_IN |
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MV |
VCHG_IN |
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GND |
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WP/PIO18 |
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VREGOUT |
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SCL |
LED0 |
LED1 |
PIO5 |
VCCIO |
PIO12 |
RST |
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21 |
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24 |
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42
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Figure 2-1 Pin Definition
B426-AB1510 Stereo Speaker Module for Intensive |
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Audio Applications |
Page 4 of 17 |
CONFIDENTIAL |
Specification |
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Version 0.40 Sep-2015 |
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B426-AB1510
Stereo Speaker Module For Intensive Audio Applications
2.2 Pin Description
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PIN |
SIGNAL |
TYPE |
DESCRIPTION |
ALTERNATIVE |
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1 |
NC |
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NC |
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2GND
3 |
WAKE |
Input, Digital |
Input Pin with 125K pull up |
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4 |
PIO1 |
Input, Digital |
Input Pin with 750K pull up |
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5 |
PIO2 |
Input, Digital |
Input Pin with 750K pull up |
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6 |
PIO3 |
Input, Digital |
Input Pin with 750K pull up |
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7 |
UART_RX |
Input, Digital |
UART RX |
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8 |
UART_TX |
Output, Digital |
UART TX |
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9 |
PIO11 |
Input/Output, Digital |
Programmable IO |
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10 |
PIO6 |
Input/Output, Digital |
Programmable IO |
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11 |
PIO7 |
Input/Output, Digital |
Programmable IO |
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12 |
PIO14 |
Input/Output, Digital |
Programmable IO |
SPI/I2S |
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13 |
PIO15 |
Input/Output, Digital |
Programmable IO |
SPI/I2S |
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14 |
PIO16 |
Input/Output, Digital |
Programmable IO |
SPI/I2S |
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15 |
PIO17 |
Input/Output, Digital |
Programmable IO |
SPI/I2S |
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16 |
GND |
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17 |
SDA |
Input/Output, Digital |
I2C data line |
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18 |
SCL |
Input/Output, Digital |
I2C clock line |
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19 |
WP/PIO18 |
Output, Digital |
Write Protect Control for |
WP |
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EEPROM |
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20 |
LED0 |
Open Drain |
LED 0 for Red Light |
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21 |
LED1 |
Open Drain |
LED 1 for Blue Light |
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22 |
PIO5 |
Input/Output, Digital |
Programmable IO |
UART_RTS |
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AIO,Analog |
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23 |
VCCIO |
Supply, 1.8V~3.3V |
VCC for IO |
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24 |
PIO12 |
Input/Output, Digital |
Programmable IO |
LED3 |
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25 |
VREGOUT_MV |
Analog |
LDO output |
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26 |
RST |
Input, Digital |
Global reset |
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27 |
GND |
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28 |
VCHG_IN |
Supply, 5V |
VCC for Charger |
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B426-AB1510 Stereo Speaker Module for Intensive |
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Audio Applications |
Page 5 of 17 |
CONFIDENTIAL |
Specification |
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Version 0.40 Sep-2015 |
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B426-AB1510
Stereo Speaker Module For Intensive Audio Applications
29 |
BAT_IN |
Supply |
Battery input P, as |
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Switching/Linear regulator input |
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30 |
VREGOUT_HV |
Analog |
LDO output |
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31 |
PIO4 |
Input/Output, Digital |
Programmable IO |
UART_CTS |
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AIO,Analog |
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32 |
MIC_BIAS |
Analog |
Microphone bias |
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33 |
MIC1_P |
Analog |
Microphone 1 P-path |
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34 |
MIC1_N |
Analog |
Microphone 1 N-path |
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35 |
MIC2_N |
Analog |
Microphone 2 N-path |
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36 |
MIC2_P |
Analog |
Microphone 2 P-path |
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37 |
LINE_IN_L |
Analog |
Line in L-path |
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38 |
LINE_IN_R |
Analog |
Line in R-path |
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39 |
SPK_LP |
Analog |
Speaker output LP |
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40 |
LRVCM |
Analog |
Speaker output LRVCM |
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41 |
SPK_RP |
Analog |
Speaker output RP |
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42 |
GND |
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Table 2-1 Pin Description |
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2.3 Module package and PCB footprint dimensions
1 |
42 |
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Figure 2-2 Module package dimensions |
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Figure 2-3 Module PCB footprint dimensions |
Dimesion:25mm(L)x14.5mm(W)x0.8mm(H) |
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B426-AB1510 Stereo Speaker Module for Intensive |
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Audio Applications |
Page 6 of 17 |
CONFIDENTIAL |
Specification |
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Version 0.40 Sep-2015 |
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