参数资料
型号: PCM3794RHBR
厂商: TEXAS INSTRUMENTS INC
元件分类: 通信及网络
英文描述: SPECIALTY TELECOM CIRCUIT, PQCC32
封装: 5 X 5 MM, GREEN, PLASTIC, QFN-32
文件页数: 30/67页
文件大小: 1417K
代理商: PCM3794RHBR
www.ti.com
SLES193C – AUGUST 2006 – REVISED FEBRUARY 2007
B15
B14
B13
B12
B11
B10
B9
B8
B7
B6
B5
B4
B3
B2
B1
B0
Register 74
0
IDX6
IDX5
IDX4
IDX3
IDX2
IDX1
IDX0
RSV
CMS2
CMS1
CMS0
HPS1
HPS0
SPKS
PCOM
IDX[6:0]: 100 1010b (4Ah): Register 74
CMS[2:0]: Output Selection for HPC (Headphone COM/Monaural Output)
Default value: 000
HPCOM/MONO output can be selected from several input analog sources, including inverted HPOR output,
inverted HPOL output, and monaural output.
CMS[2:0]
HPCOM/MONO Output Selection
0 0 0
Common voltage (0.5 VCC) output for capless mode (default)
0 0 1
Monaural output
0 1 0
Inverted HPOL output
1 0 0
Inverted HPOR output
Others
Reserved
HPS[1:0]: Line or Headphone Output Configuration
Default value: 00
The HPOL/LOL and HPOR/LOR output configuration can be selected as follows.
HPS[1:0]
Line or Headphone Output Configuration
0 0
Stereo output (default)
0 1
Single monaural output
1 0
Differential monaural output
1 1
Reserved
SPKS: Speaker Output Configuration
Default value: 00
The SPOLP/SPOLN and SPORP/SPORN output configuration can be selected as follows.
SPKS = 0
Stereo output (default)
SPKS = 1
Monaural output
PCOM: Power Up/Down Control for VCOM
Default value: 0
This bit is used to control power up/down for VCOM.
PCOM = 0
Power down (default)
PCOM = 1
Power up
36
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