參數(shù)資料
型號(hào): ADAV803ASTZ-REEL
廠商: Analog Devices Inc
文件頁(yè)數(shù): 54/60頁(yè)
文件大小: 0K
描述: IC CODEC AUDIO R-DVD 3.3V 64LQFP
標(biāo)準(zhǔn)包裝: 1,500
類型: 音頻編解碼器
數(shù)據(jù)接口: 串行
分辨率(位): 24 b
ADC / DAC 數(shù)量: 2 / 2
三角積分調(diào)變: 無(wú)
動(dòng)態(tài)范圍,標(biāo)準(zhǔn) ADC / DAC (db): 102 / 101
電壓 - 電源,模擬: 3 V ~ 3.6 V
電壓 - 電源,數(shù)字: 3 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 64-LQFP
供應(yīng)商設(shè)備封裝: 64-LQFP(10x10)
包裝: 帶卷 (TR)
配用: EVAL-ADAV803EBZ-ND - BOARD EVALUATION FOR ADAV803
ADAV803
Rev. A | Page 58 of 60
ALC Control Register 2— Address = 1111100 (0x7C)
Table 142. ALC Control Register 2 Bit Map
7
6
5
4
3
2
1
0
Reserved
RECTH1
RECTH0
ATKTH1
ATKTH0
RECTIME1
RECTIME0
ATKTIME
Table 143. ALC Control Register 2 Bit Descriptions
Bit Name
Description
RECTH[1:0]
Recovery threshold.
00 = 2 dB.
01 = 3 dB.
10 = 4 dB.
11 = 6 dB.
ATKTH[1:0]
Attack threshold.
00 = 0 dB.
01 = 1 dB.
10 = 2 dB.
11 = 4 dB.
RECTIME[1:0]
Recovery time selection.
00 = 32 ms.
01 = 64 ms.
10 = 128 ms.
11 = 256 ms.
ATKTIME
Attack timer selection.
0 = 1 ms.
1 = 4 ms.
ALC Control Register 3—Address 1111101 (0x7D)
Table 144. ALC Control Register 3 Bit Map
7
6
5
4
3
2
1
0
ALC RESET
Table 145. ALC Control Register 3 Bit Description
Bit Name
Description
ALC RESET
A write to this register restarts the ALC operation. The value written to this register is irrelevant. A read from this
register gives the gain reduction factor.
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