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參數(shù)資料
| 型號： | TLV320AD11A |
| 廠商： | Texas Instruments, Inc. |
| 元件分類： | Codec |
| 英文描述： | 3.3 V INTEGRATED ADSL OVER POTS CODEC |
| 中文描述： | 3.3伏集成ADSL POTS和編解碼器 |
| 文件頁數(shù)： | 15/28頁 |
| 文件大?。?/td> | 412K |
| 代理商： | TLV320AD11A |
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TLV320AD11A
3.3 V INTEGRATED ADSL OVER POTS CODEC
SLWS087B – JUNE 1999 – REVISED MARCH 2000
15
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PRINCIPLES OF OPERATION
register programming (continued)
SCR11 – TX channel digital gain control register Address: 1011b Contents at reset: 00000000b
(see Note 7)
D7
D6
D5
D4
D3
D2
D1
D0
REGISTER
VALUE (HEX)
19
DESCRIPTION
0
0
0
1
1
0
0
1
TX digital gain = –0.1 dB
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
–
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
–
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
–
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
–
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
–
0
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
–
0
1
1
0
0
1
1
0
0
0
0
1
1
0
0
1
1
0
0
1
–
0
1
0
1
0
1
0
1
0
0
1
0
1
0
1
0
1
0
1
0
–
18
17
16
15
14
13
12
11
10
00
01
02
03
04
05
06
07
08
09
0A
TX digital gain = –0.2 dB
TX digital gain = –0.3 dB
TX digital gain = –0.4 dB
TX digital gain = –0.5 dB
TX digital gain = –0.6 dB
TX digital gain = –0.7 dB
TX digital gain = –0.8 dB
TX digital gain = –0.9 dB
TX digital gain = –1 dB
TX digital gain = 0 dB
TX digital gain = 0.1 dB
TX digital gain = 0.2 dB
TX digital gain = 0.3 dB
TX digital gain = 0.4 dB
TX digital gain = 0.5 dB
TX digital gain = 0.6 dB
TX digital gain = 0.7 dB
TX digital gain = 0.8 dB
TX digital gain = 0.9 dB
TX digital gain = 1 dB
Reserved (see Note 8)
All others
NOTES:
7. Digital gain is used to compensate the TX channel gain error.
8. Performance of the codec for invalid combination of bits should not be used. The user should make no assumption that the code
bits will saturate to a maximum or minimum value or wrap around to a valid combination.
SCR12 – RX PGA1 control register
Address:1100b
Contents at reset: 00000000b
D7
D6
D5
D4
D3
D2
D1
D0
REGISTER
VALUE (HEX)
DESCRIPTION
0
0
0
0
0
0
0
0
00
RX PGA1 = 0 dB
0
0
0
0
0
0
0
1
01
RX PGA1 = 1 dB
0
0
0
0
0
0
1
0
02
RX PGA1 = 2 dB
0
0
0
0
0
0
1
1
03
RX PGA1 = 3 dB
0
0
0
0
0
1
0
0
04
RX PGA1 = 4 dB
0
0
0
0
0
1
0
1
05
RX PGA1 = 5 dB
0
0
0
0
0
1
1
0
06
RX PGA1 = 6 dB
–
–
–
–
–
–
–
–
07–FF
RX PGA1 = 6 dB
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