參數(shù)資料
型號(hào): PCM1870RHFR
英文描述: 16-Bit Low-Power Stereo Audio ADC With Microphone Bias and Microphone Amplifier
中文描述: 16位低功耗立體聲音頻ADC,具有麥克風(fēng)偏置和麥克風(fēng)放大器
文件頁(yè)數(shù): 32/49頁(yè)
文件大?。?/td> 648K
代理商: PCM1870RHFR
www.ti.com
PCM1870
SLAS544–MAY 2007
Table 9. System Clock Frequency for Application-Specific Audio Clock
REGISTER SETTING
MSR[2:0]
010
010
010
100
100
100
110
110
010
010
010
100
100
100
110
110
010
010
010
100
100
100
110
110
010
010
010
100
100
100
110
110
011
011
011
101
101
101
111
111
SYSTEM CLOCK
SCK (MHz)
ADC SAMPLING RATE
ADC f
S
(kHz)
DAC SAMPLING RATE
DAC f
S
(kHz)
BIT CLOCK
BCK (f
S
)
NPR[5:0]
00 0010
00 0001
10 0010
00 0010
00 0001
10 0010
00 0010
10 0010
01 0010
01 0001
11 0010
01 0010
01 0001
11 0010
01 0010
11 0010
00 0100
00 0011
10 0100
00 0100
00 0011
10 0100
00 0100
10 0100
01 0100
01 0011
11 0100
01 0100
01 0011
11 0100
01 0100
11 0100
00 0110
00 0101
10 0110
00 0110
00 0101
10 0110
00 0110
10 0110
48.214 (SCK/280)
44.407 (SCK/304)
32.142 (SCK/420)
24.107 (SCK/560)
22.203 (SCK/608)
16.071 (SCK/840)
12.053 (SCK/1120)
8.035 (SCK/1680)
48.214 (SCK/560)
44.407 (SCK/608)
32.142 (SCK/840)
24.107 (SCK/1120)
22.203 (SCK/1216)
16.071 (SCK/1680)
12.053 (SCK/2240)
8.035 (SCK/3360)
48.387 (SCK/248)
44.117 (SCK/272)
32.258 (SCK/372)
24.193 (SCK/496)
22.058 (SCK/544)
16.129 (SCK/744)
12.096 (SCK/992)
8.064 (SCK/1488)
48.387 (SCK/496)
44.117 (SCK/544)
32.258 (SCK/744)
24.193 (SCK/992)
22.058 (SCK/1088)
16.129 (SCK/1488)
12.096 (SCK/1984)
8.064 (SCK/2796)
48.484 (SCK/396)
44.444 (SCK/432)
32.323 (SCK/594)
24.242 (SCK/792)
22.222 (SCK/864)
16.161 (SCK/1188)
12.121 (SCK/1584)
8.080 (SCK/2376)
70
76
70
70
76
70
70
70
70
76
70
70
76
70
70
70
62
68
62
62
68
62
62
62
62
68
62
62
68
62
62
62
66
72
66
66
72
66
66
66
13.5
27
12
24
19.2
32
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