参数资料
型号: SSM2604CPZ-REEL7
厂商: Analog Devices Inc
文件页数: 15/28页
文件大小: 0K
描述: IC AUDIO CODEC LP 20-LFCSP
标准包装: 1
类型: 立体声音频
数据接口: 串行
分辨率(位): 24 b
ADC / DAC 数量: 2 / 2
三角积分调变:
S/N 比,标准 ADC / DAC (db): 90 / 100
电压 - 电源,模拟: 1.8 V ~ 3.6 V
电压 - 电源,数字: 1.5 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-VFQFN 裸露焊盘,CSP
供应商设备封装: 20-LFCSP-VQ
包装: 标准包装
其它名称: SSM2604CPZ-REEL7DKR
SSM2604
Data Sheet
Rev. A | Page 22 of 28
DIGITAL AUDIO I/F, ADDRESS 0x07
Table 22. Digital Audio I/F Register Bit Map
D8
D7
D6
D5
D4
D3
D2
D1
D0
0
BCLKINV
MS
LRSWAP
LRP
WL [1:0]
FORMAT [1:0]
Table 23. Descriptions of Digital Audio I/F Register Bits
Bit Name
Description
Settings
BCLKINV
BCLK inversion control
0 = BCLK not inverted (default)
1 = BCLK inverted
MS
Master mode enable
0 = enable slave mode (default)
1 = enable master mode
LRSWAP
Swap DAC data control
0 = output left- and right-channel data as normal (default)
1 = swap left- and right-channel DAC data in audio interface
LRP
Polarity control for clocks in right-justified,
left-justified, and I2S modes
0 = normal PBLRC and RECLRC (default), or DSP Submode 1
1 = invert PBLRC and RECLRC polarity, or DSP Submode 2
WL [1:0]
Data-word length control
00 = 16 bits
01 = 20 bits
10 = 24 bits (default)
11 = 32 bits
FORMAT [1:0]
Digital audio input format control
00 = right justified
01 = left justified
10 = I2S mode (default)
11 = DSP mode
SAMPLING RATE, ADDRESS 0x08
Table 24. Sampling Rate Register Bit Map
D8
D7
D6
D5
D4
D3
D2
D1
D0
0
CLKODIV2
CLKDIV2
SR [3:0]
BOSR
USB
Table 25. Descriptions of Sampling Rate Register Bits
Bit Name
Description
Settings
CLKODIV2
CLKOUT divider select
0 = CLKOUT is core clock (default)
1 = CLKOUT is core clock divided by 2
CLKDIV2
Core clock divide select
0 = core clock is MCLK (default)
1= core clock is MCLK divided by 2
SR [3:0]
Clock setting condition
BOSR
Base oversampling rate
USB mode:
0 = support for 250 fS based clock (default)
1 = support for 272 fS based clock
Normal mode:
0 = support for 256 fS based clock (default)
1 = support for 384 fS based clock
USB
USB mode select
0 = normal mode enable (default)
1 = USB mode enable
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