STA310 STMicroelectronics, STA310 Datasheet - Page 82

• 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

STA310
LPCMV_DM_COEFT_5
Downmix gain coefficients 5
For details see register 0x9C
PCMV_DM_COEFT_6
Downmix gain coefficients 6
For details see register 0x9D
LPCMV_DM_COEFT_7
Downmix gain coefficients 7
For details see register 0x9E
LPCMV_DM_COEFT_8
Downmix gain coefficients 8
For details see register 0x9F
LPCMV_DM_COEFT_9
Downmix gain coefficients 9
For details see register 0xA0
PCMV_DM_COEFT_10
For details see register 0xA1
LPCMV_DM_COEFT_11
For details see register 0xA2
LPCMV_DM_COEFT_12
Downmix gain coefficients 12
For details see register 0xA3
LPCMV_DM_COEFT_13
Downmix gain coefficients 13
For details see register 0xA4
82/90
Downmix gain coefficients 10
Downmix gain coefficients 11
Note: For DVD video & PCM, the real coefficient value, alpha[x], ap-
plied to channel x is calculated with the following formulae:
LPCMV_STATUS0
Address: 0x76
Type: R/W
Reset Value: UND
Description:
LPCMV_STATUS1
Address :0x77
Type: R/W
Reset Value: UND
Description:
FRAME_NU
M
Reserved
MUTE_FLAG 0: mute off, 1: mute on
EMPH_FLAG Emphasis status after the first access
Word_Length Samp_Freq Reserved
COEF_xL = register bits [b7,b6,b5,b4,b3,b2,b1,b0]
Word_Length Audio sample length: 00=16 bits,
EMPH_
Samp_Freq
FLAG
7
Reserved
Channels
Bitfield
Bitfield
7
alpha[x] =
6
Y = register bits[b4,b3,b2,b1,b0
MUTE_
X = register bits[b7,b6,b5]
FLAG
frame number of the first access unit in
the group of audio frames
Set to 0
unit: 0: emphasis off; 1: emphasis on
6
Number of audio channels:000=1
channel (mono), 001=2 channels
(stereo), 010=3 channels,
011=4 channels, 100=5
channels,101=6 channels, 110=7
channels, 111=8 channels
Set to 0
Sampling frequency: 00=48kHz,
01=96kHz, 10=reserved, 11=reserved
01=20 bits, 10=24 bits, 11=reserved
5
2-(x+(y/30))
Reserved
4
5
Description
Description
3
0<Y,29 0<X,7
4
FRAME_NUM
2
3
Channels
2
1
1
0
0