参数资料
型号: SSM2804CBZ-RL
厂商: Analog Devices Inc
文件页数: 25/36页
文件大小: 0K
描述: IC AMP AUDIO DR 30-WLSCP
标准包装: 1
类型: D 类
输出类型: 2-通道(立体声)带立体声耳机
在某负载时最大输出功率 x 通道数量: 3.6W x 2 @ 4 欧姆; 40mW x 2 @ 16 欧姆
电源电压: 2.5 V ~ 3.6 V
特点: 消除爆音,I²C,短路和热保护,关机,音量控制
安装类型: 表面贴装
供应商设备封装: 30-WLCSP(2.96x2.46)
封装/外壳: 30-WFBGA,WLBGA
包装: 标准包装
其它名称: SSM2804CBZ-RLDKR
SSM2804
Rev. 0 | Page 31 of 36
ALC CONTROL 2, ADDRESS 0x0B
Table 36. ALC Control 2 Register Bit Map
D7
D6
D5
D4
D3
D2
D1
D0
ALCEN
COMP[1:0]
ALCLV_FIX
ALCLV[3:0]
Table 37. ALC Control 2 Register Bit Descriptions
Bit Name
Description
Settings
ALCEN
ALC enable
0 = ALC disabled (default)
1 = ALC enabled
COMP[1:0]
Compressor setting (see the Soft-Knee
Compression section for more information)
00 = Compression Mode 1 (1:4 to 1:∞)
01 = Compression Mode 2 (1:1.7 to 1:4 to 1:∞)
10 = Compression Mode 3 (1:1.3 to 1:2.5 to 1:∞)
11 = Limiter mode (1:∞)
ALCLV_FIX
ALC threshold mode setting
0 = supply tracking (threshold is a constant fraction of supply voltage)
1 = fixed power (threshold is a fixed voltage)
ALCLV[3:0]
ALC threshold level setting
Table 38. ALC Threshold Levels
Supply Tracking Threshold (% of PVDD)
Fixed Power Threshold (V)
ALCLV[3:0] Value
(ALCLV_FIX = 0)
(ALCLV_FIX = 1)
0000
65
2.74
0001
67
2.89
0010
69
3.04
0011
72
3.19
0100
75
3.34
0101
78
3.50
0110
81
3.65
0111
85
3.80
1000
88
3.95
1001
93
4.10
1010
97
4.25
1011
102
4.40
1100
108
4.56
1101
114
4.71
1110
122
4.86
1111
130
5.01
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