STA310 STMicroelectronics, STA310 Datasheet - Page 81

• Manufacturer Part Number: STA310
• Description: IC AUDIO DECODER 6+2CH 80-TQFP
• Manufacturer: STMicroelectronics
• Type: Audio Decoderr

Specifications of STA310

• Applications: HDTV, Players, Receivers, Set-Top Boxes
• Voltage - Supply, Analog: 2.5V
• Voltage - Supply, Digital: 2.5V
• Mounting Type: Surface Mount
• Package / Case: 80-TQFP, 80-VQFP
• Audio Codec Type: MP3 Decoder
• No. Of Dacs: 3
• No. Of Input Channels: 2
• No. Of Output Channels: 6
• Adc / Dac Resolution: 32bit
• Sampling Rate: 192kHz
• Interface Type: I2C, Serial, Parallel
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8856; STA310

9.23 Linear PCM (DVD video and PCM)
LPCMV_DOWNMIX
Downmix
Address : 0x6F
Type: R/W
Software Reset: NC
Hardware Reset: UND
Description;.
The notation, 2/0 represents 2 front speakers and no
surround speakers.
LPCMV_FORCE_DWS
Downsampling 96 to 48KHz
Address: 0x70
Type: R/W
Software Reset: NC
Hardware Reset: UND
Description:
This register selects whether downsampling is used
for input streams requiring a sampling frequency of
96KHz.
When ’automatic’ is selected, register is automatical-
ly updated to correspond to the new output frequen-
cy.
Bitfield
Value
Value
7
7
0
1
registers
6
6
Downmix not applied
Force downmix 2/0
00: Automatic (if Fs = 96KHz)
01: Automatic (if Fs = 96KHz)
10: No downsampling
Reserved
5
Reserved
5
4
4
Description
Description
3
3
2
2
1
Value
1
Value
0
0
LPCMV_DM_COEFT_0
Downmix phase coefficients 0
Address: 0x97
Type: R/W
Software Reset:NC
Hardware Reset: UND
Description:
This register sets the phase coefficients for channels
mixing to Lmix. The input signal is inverted when
PH_xL = ’0’ and non-inverted when ’1’.
LPCMV_DM_COEFT_1
Downmix phase coefficients 1
Address: x98
Type: R/W
Software Reset:NC
Hardware Reset: UND
Description:
This register sets the phase coefficients for channels
mixing to Rmix. The input signal is inverted when
PH_xR = ’0’ and non-inverted when ’1’.
LPCMV_DM_COEFT_2
Downmix gain coefficients 2
For details see register 0x99
LPCMV_DM_COEFT_3
Downmix gain coefficients 3
For details see register 0x9A
LPCMV_DM_COEFT_4
Downmix gain coefficients 4
For details see register 0x9B
PH_0L PH_1L PH_2L PH_3L PH_4L PH_5L Reserved
PH_0R PH_1R PH_2R PH_3R PH_4R PH_5R Reserved
7
7
6
6
5
5
4
4
3
3
2
2
1
STA310
1
81/90
0
0