参数资料
型号: MAX9853ETM+T
厂商: Maxim Integrated Products
文件页数: 64/71页
文件大小: 0K
描述: IC CODEC AUDIO STEREO 48TQFN
标准包装: 2,500
类型: 立体声音频
数据接口: 串行
分辨率(位): 18 b
ADC / DAC 数量: 2 / 2
三角积分调变:
S/N 比,标准 ADC / DAC (db): 81.5 / 88
动态范围,标准 ADC / DAC (db): 82 / 87.5
电压 - 电源,模拟: 2.6 V ~ 3.3 V
电压 - 电源,数字: 1.7 V ~ 3.3 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 48-WFQFN 裸露焊盘
供应商设备封装: 48-TQFN-EP(7x7)
包装: 带卷 (TR)
MAX9851/MAX9853
Stereo Audio CODECs with Microphone, DirectDrive
Headphones, Speaker Amplifiers, or Line Outputs
______________________________________________________________________________________
67
Stereo Audio Record
To record audio samples, only the ADC and micro-
phone interface are required. Table 45 lists an example
of this configuration and Table 46 lists the correspond-
ing register settings in the proper programming
sequence.
Table 46. I2C Register Settings for Stereo Audio Record Mode
REGISTER (hex)
VALUE (hex)
DESCRIPTION
0x00
Read-only status register
0x01
Read-only status register
0x02
0x00
No interrupt enables are set
0x03
0x00
No configuration necessary
0x04
0x00
No configuration necessary
Program 0x05 last for proper soft-start
0x06
0x80
Configure for master mode
0x07
0x00
Configure for a 13MHz MCLK
0x08
0x00
No configuration necessary
0x09
0x00
No configuration necessary
0x0A
0x21
Route the left and right microphone signals to the ADC
0x0B
0x00
No configuration necessary
0x0C
0x00
No configuration necessary
0x0D
0x00
No configuration necessary
0x0E
0x00
No configuration necessary
0x0F
0x00
No configuration necessary
0x10
0x00
Configure the left microphone input for +20dB of gain, adjust as
appropriate
0x11
0x00
Configure the left microphone input for +20dB of gain, adjust as
appropriate
Table 45. Example Stereo Audio Record
Configuration
13MHz MCLK
48kHz sample rate for recorded data
Output data routed through the secondary digital audio
interface operating in master mode
ADC enabled for stereo record
Audio input on external microphone input using internal bias
相关PDF资料
PDF描述
MAX9853ETM+ IC CODEC AUDIO STEREO 48TQFN
VE-23Y-IV-F1 CONVERTER MOD DC/DC 3.3V 99W
VE-23X-IX-F4 CONVERTER MOD DC/DC 5.2V 75W
VE-23X-IX-F3 CONVERTER MOD DC/DC 5.2V 75W
VE-23X-IX-F2 CONVERTER MOD DC/DC 5.2V 75W
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