参数资料
型号: TLV320AIC22PTR
厂商: Texas Instruments, Inc.
元件分类: Codec
英文描述: DUAL VOIP CODEC
中文描述: 双VoIP编解码器
文件页数: 29/55页
文件大小: 763K
代理商: TLV320AIC22PTR
TLV320AIC22
DUAL VOIP CODEC
SLAS281B – JULY 2000 – REVISED JUNE 2002
35
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
I2C-bus conditions (continued)
Master
Drives
ACK and Stop
Slave Drives
the Data
SCL
SDA
Start
A6
A5
A0
R/W ACK
R7
R6
R0
ACK
D7
D6
D0
Stop
Slave Address
Register Address
A6
A0
R/W ACK
ACK
Slave Address
00
10
Repeated
Start
Figure 17. I2C Read From TLV320AIC22 (Protocol A)
A6
A5
A0 R/W ACK
R7
R6
R0 ACK
D7
D0
A6
A0 R/W ACK
ACK
Master
Drives
ACK and Stop
Slave Drives
the Data
10
SCL
SDA
00
A5
Start
Stop Start
Stop
Slave Address
Register Address
Slave Address
NOTE: Slave = TLV320AIC22
Figure 18. I2C Read From TLV320AIC22 (Protocol B)
register functional summary
The following features are register programmable:
D Software reset
D Software power down
D Selection of digital loopback for both channels
D Selection of analog loopback for both channels
D Sample-rate mode selection and selection of I, N, and D (4 bits, 1 to 16) values for both channels
D Analog crosspoint control
Analog input for codec 1, selectable from five possible inputs
Analog input for codec 2, selectable from five possible inputs
Analog output for codec 1, selectable from four possible outputs
Analog output for codec 2, selectable from four possible outputs
D Handset input amplifier gain select (mute, 0/14/23 dB)
D Headset input amplifier gain select (mute, 0/14/23 dB)
D Handset and headset echo gain select (mute, –12 dB to –24 dB in steps of 2 dB)
D Microphone input amplifier gain select (mute, 42 dB, 32 dB, 20 dB, or 0 dB)
D Gain selection for the ADC input PGA (mute, 12 dB to –36 dB, in steps of 1.5 dB) and DAC output PGA
(mute, 12 dB to –36 dB, in steps of 1.5 dB) for both channels
相关PDF资料
PDF描述
TLV320AIC26IRHBG4 LOW POWER STEREO AUDIO CODEC WITH HEADPHONE/SPEAKER AMPLIFIER AND 12-BIT BATTERY / TEMPERATURE / AUXILIARY ADC
TLV320AIC26IRHBR LOW POWER STEREO AUDIO CODEC WITH HEADPHONE/SPEAKER AMPLIFIER AND 12-BIT BATTERY / TEMPERATURE / AUXILIARY ADC
TLV320AIC26IRHB LOW POWER STEREO AUDIO CODEC WITH HEADPHONE/SPEAKER AMPLIFIER AND 12-BIT BATTERY / TEMPERATURE / AUXILIARY ADC
TLV320AIC29_07 STWREO AUDIO CODEC WITH INTERGRATED HEADPHONE AND SPEAKER AMPLIFIERS
TLW-102-06-G-D-01 4 CONTACT(S), MALE, STRAIGHT TWO PART BOARD CONNECTOR, SOLDER
相关代理商/技术参数
参数描述
TLV320AIC23 制造商:TI 制造商全称:Texas Instruments 功能描述:STereo Audio CODEC, 8- to 96kHz, With Integrated Headphone Amplifier
TLV320AIC23_06 制造商:TI 制造商全称:Texas Instruments 功能描述:Stereo Audio CODEC, 8-to 96-kHz, With Integrated Headphone Amplifier
TLV320AIC23B 制造商:TI 制造商全称:Texas Instruments 功能描述:Stereo Audio CODEC, 8-to 96-kHz, With Integrated Headphone Amplifier
TLV320AIC23B_06 制造商:TI 制造商全称:Texas Instruments 功能描述:Stereo Audio CODEC, 8-to 96-kHz, With Integrated Headphone Amplifier
TLV320AIC23BGQE 功能描述:接口—CODEC Lo-Pwr Highly Integrated Codec RoHS:否 制造商:Texas Instruments 类型: 分辨率: 转换速率:48 kSPs 接口类型:I2C ADC 数量:2 DAC 数量:4 工作电源电压:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:DSBGA-81 封装:Reel