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| 型号： | TLV320ADC3101IRGER |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 消费家电 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQCC24 |
| 封装： | GREEN, PLASTIC, VQFN-24 |
| 文件页数： | 55/84页 |
| 文件大小： | 1363K |
| 代理商： | TLV320ADC3101IRGER |
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www.ti.com...................................................................................................................................... SLAS553A – NOVEMBER 2008 – REVISED SEPTEMBER 2009
Page 0 / Register 87: Left AGC Control 2
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7–D6
R/W
00
00: Left AGC hysteresis setting of 1 dB
01: Left AGC hysteresis setting of 2 dB
10: Left AGC hysteresis setting of 4 dB
11: Left AGC hysteresis disabled
D5–D1
R/W
00 000
00 000: Left AGC noise/silence detection is disabled.
00 001: Left AGC noise threshold = –30 dB
00 010: Left AGC noise threshold = –32 dB
00 011: Left AGC noise threshold = –34 dB
...
11 101: Left AGC noise threshold = –86 dB
11 110: Left AGC noise threshold = –88 dB
11 111: Left AGC noise threshold = –90 dB
D0
R/W
0
0: Disable clip stepping for AGC
1: Enable clip stepping for AGC
Page 0 / Register 88: Left AGC Maximum Gain
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
R
0
Reserved. Do not write any value other than reset value.
D6–D0
R/W
111 1111
000 0000: Left AGC maximum gain = 0 dB
000 0001: Left AGC maximum gain = 0.5 dB
000 0010: Left AGC maximum gain = 1 dB
...
101 0000: Left AGC maximum gain = 40 dB
101 0001 – 111 1111: Reserved. Do not use.
Page 0 / Register 89: Left AGC Attack Time
BIT
READ/
RESET
DESCRIPTION
WRITE
VALUE
D7–D3
R/W
0000 0
0000 0: Left AGC attack time = 1 × (32/fS)
0000 1: Left AGC attack time = 3 × (32/fS)
0001 0: Left AGC attack time = 5 × (32/fS)
0001 1: Left AGC attack time = 7 × (32/fS)
0010 0: Left AGC attack time = 9 × (32/fS)
...
1111 0: Left AGC attack time = 61 × (32/fS)
1111 1: Left AGC attack time = 63 × (32/fS)
D2–D0
R/W
000
000: Multiply factor for the programmed left AGC attack time = 1
001: Multiply factor for the programmed left AGC attack time = 2
010: Multiply factor for the programmed left AGC attack time = 4
...
111: Multiply factor for the programmed left AGC attack time = 128
Page 0 / Register 90: Left AGC Decay Time
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7–D3
R/W
0000 0
0000 0: Left AGC decay time = 1 × (512/fS)
0000 1: Left AGC decay time = 3 × (512/fS)
0001 0: Left AGC decay time = 5 × (512/fS)
0001 1: Left AGC decay time = 7 × (512/fS)
0010 0: Left AGC decay time = 9 × (512/fS)
...
1111 0: Left AGC decay time = 61 × (512/fS)
1111 1: Left AGC decay time = 63 × (512/fS)
D2–D0
R/W
000
000: Multiply factor for the programmed left AGC decay time = 1
001: Multiply factor for the programmed left AGC decay time = 2
010: Multiply factor for the programmed left AGC decay time = 4
...
111: Multiply factor for the programmed left AGC decay time = 128
Copyright 2008–2009, Texas Instruments Incorporated
59
Product Folder Link(s) :TLV320ADC3101
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