参数资料
型号: MAX9867ETJ+
厂商: Maxim Integrated Products
文件页数: 15/55页
文件大小: 0K
描述: IC STEREO AUD CODEC LP 32TQFN-EP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 60
类型: 立体声音频
数据接口: I²C,串行
分辨率(位): 18 b
ADC / DAC 数量: 2 / 2
三角积分调变:
动态范围,标准 ADC / DAC (db): 85 / 90
电压 - 电源,模拟: 1.65 V ~ 1.95 V
电压 - 电源,数字: 1.65 V ~ 1.95 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-WFQFN 裸露焊盘
供应商设备封装: 32-TQFN-EP(5x5)
包装: 托盘
MAX9867
I2C Registers
The MAX9867 audio codec is completely controlled
through software using an I2C interface. The power-on
default setting is complete shutdown, requiring that the
internal registers be programmed to activate the device.
See Table 1 for the device’s complete register map.
I2C Slave Address
The MAX9867 responds to the slave address 0x30 for
all write commands and 0x31 for all read operations.
Ultra-Low Power Stereo Audio Codec
22
______________________________________________________________________________________
REGISTER
B7
B6
B5
B4
B3
B2
B1
B0
REGISTER
ADDRESS
POWER-
ON RESET
STATE
STATUS
Status (Read Only)
CLD
SLD
ULK
0
JDET
0
0x00
Jack Sense (Read Only)
LSNS
JKSNS
JKMIC
0
0x01
AUX High (Read Only)
AUX[15:8]
0x02
AUX Low (Read Only)
AUX[7:0]
0x03
Interrupt Enable
ICLD
ISLD
IULK
0
SDODLY
IJDET
0
0x04
0x00
CLOCK CONTROL
System Clock
0
PSCLK
FREQ
0x05
0x00
Stereo Audio Clock
Control High
PLL
NI[14:8]
0x06
0x00
Stereo Audio Clock
Control Low
NI[7:1]
RLK/
NI[0]
0x07
0x00
DIGITAL AUDIO INTERFACE
Interface Mode
MAS
WCI
BCI
DLY
HIZOFF
TDM
0
0x08
0x00
Interface Mode
0
LVOLFIX
DMONO
BSEL
0x09
0x00
DIGITAL FILTERING
Codec Filters
MODE
AVFLT
0
DVFLT
0x0A
0x00
LEVEL CONTROL
Sidetone
DSTS
0
DVST
0x0B
0x00
DAC Level
0
DACM
DACG
DACA
0x0C
0x00
ADC Level
AVL
AVR
0x0D
0x00
Left-Line Input Level
0
LILM
0
LIGL
0x0E
0x00
Right-Line Input Level
0
LIRM
0
LIGR
0x0F
0x00
Left Volume Control
0
VOLLM
VOLL
0x10
0x00
Right Volume Control
0
VOLRM
VOLR
0x11
0x00
Left Microphone Gain
0
PALEN
PGAML
0x12
0x00
Right Microphone Gain
0
PAREN
PGAMR
0x13
0x00
CONFIGURATION
ADC Input
MXINL
MXINR
AUXCAP AUXGAIN AUXCAL
AUXEN
0x14
0x00
Microphone
MICCLK
DIGMICL
DIGMICR
0
0x15
0x00
Mode
DSLEW
VSEN
ZDEN
0
JDETEN
HPMODE
0x16
0x00
POWER MANAGEMENT
System Shutdown
SHDN
LNLEN
LNREN
0
DALEN
DAREN
ADLEN
ADREN
0x17
0x00
Revision
REV
0xFF
0x42
Table 1. I2C Register Map
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