參數(shù)資料
型號(hào): AD1974YSTZ-RL
廠商: Analog Devices Inc
文件頁數(shù): 8/24頁
文件大?。?/td> 0K
描述: IC CODEC 4CH ADC W/PLL 48-LQFP
標(biāo)準(zhǔn)包裝: 2,000
位數(shù): 24
采樣率(每秒): 192k
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 4
功率耗散(最大): 429mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 105°C
安裝類型: 表面貼裝
封裝/外殼: 48-LQFP
供應(yīng)商設(shè)備封裝: 48-LQFP(7x7)
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 4 個(gè)差分,單極
AD1974
Data Sheet
Rev. D | Page 16 of 24
06
61
4-
0
14
AUXBCLK
AUXRCLK
AUXDATA
LEFT JUSTIFIED
MODE
AUXDATA
RIGHT JUSTIFIED
MODE
AUXDATA
I2S JUSTIFIED
MODE
tXDH
tXDS
tXDH
tXDS
tXLH
tXDS
tXLS
tXBL
tXBH
MSB
LSB
MSB
MSB–1
MSB
Figure 12. Auxiliary Serial Timing
ABCLK
ALRCLK
ASDATA
LEFT JUSTIFIED
MODE
ASDATA
RIGHT JUSTIFIED
MODE
ASDATA
I2S JUSTIFIED
MODE
tABH
LSB
MSB
MSB–1
tABL
tALS
tABDD
tALH
0
66
14
-0
15
Figure 13. ADC Serial Timing
Table 13. Pin Function Changes in TDM and AUX Modes (Replication of Table 12)
Pin Name
Stereo Mode
TDM Mode
AUX Mode
ASDATA1
ADC1 data output
ADC TDM data output
ADCTDM data output
ASDATA2
ADC2 data output
ADC TDM data input
Not used (float)
AUXDATA1
Not used (ground)
AUXDATA in 1 (from external ADC1)
AUXDATA2
Not used (ground)
AUXDATA in 2 (from external ADC2)
ALRCLK
ADC LRCLK input/output
ADC TDM Frame Sync input/output
ADCTDM frame sync input/output
ABCLK
ADC BCLK input/output
ADC TDM BCLK input/output
ADCTDM BCLK input/output
AUXLRCLK
Not used (ground)
AUXLRCLK input/output
AUXBCLK
Not used (ground)
AUXBCLK input/output
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