參數(shù)資料
型號： ADS8330IRSARG4
英文描述： LOW POWER, 16-BIT, 1-MHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
中文描述： 低功耗，16位，1兆赫，單/雙單極性輸入，模擬到數(shù)字串行接口變換器
文件頁數(shù)： 34/42頁
文件大小： 1768K
代理商： ADS8330IRSARG4
www.ti.com
Note : old data shown.
CONFIGURE
READ Result
READ Result
E
E
E
Nth
Nth from #1
Nth from #1
Nth from #1
N 1th from #2
Nth from #3
N 1th from #2
1110............
1101b
1101b
1 . . . . . . . . . . . . . . . . . .16
1
. . . . . . . . . . . . . . . . . .16
1 . . . . . . . . . . . . . . . . . .16
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Cascaded Manual Trigger/Read While Sampling
(Use internal CCLK, EOC active low and
held low during the N times 16 bits transfer cycle.
CS
active low)
INT
CONVST #1,
CONVST #3
CONVST #2 = 1
EOC #1
(active low)
INT #1
(active low)
SCLK #1,
SCLK #2,
SCLK #3
SDO #1,
CDI #2
SDO #2,
CDI #3
SDO #3
SDI #1,
SDI #2,
SDI #3
CS/FS #1
CS/FS #2,
CS/FS #3
t
CONV
= 18 CCLKs
t
SAMPLE1
= 3 CCLKs min
t
d(CSR-EOS)
= 20 ns min
t
d(CSR-EOS)
= 20 ns min
t
d(SDO-CDI)
t
d(SDO-CDI)
ADS8329
ADS8330
SLAS516–DECEMBER 2006
Figure 62. Simplified Cascade Timing (Separate CONVST)
The number of SCLKs required for a serial read cycle depends on the combination of different read modes, TAG
bit, chain mode, and the way a channel is selected, i.e., auto channel select. This is listed in
Table 6
.
Table 6. Required SCLKs For Different Read Out Mode Combinations
CHAIN MODE
ENABLED CFR.D5
0
0
0
0
1
1
1
1
AUTO CHANNEL
SELECT CFR.D11
0
0
1
1
0
0
1
1
NUMBER OF SCLK PER SPI
READ
16
≥
17
16
≥
17
16
24
16
24
TAG ENABLED CFR.D1
TRAILING BITS
0
1
0
1
0
1
0
1
None
MSB is TAG bit plus zero(s)
None
TAG bit plus 7 zeros
None
TAG bit plus 7 zeros
None
TAG bit plus 7 zeros
34
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADS8330IRSAT 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 2.7V-5.5V 16 Bit 1 MSPS Serial ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
ADS8330IRSATG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 2.7V-5.5V 16 Bit 1 MSPS Serial ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
ADS8331 制造商:TI 制造商全稱:Texas Instruments 功能描述:Low-Power, 16-Bit, 500kSPS, 4-/8-Channel Unipolar Input ANALOG-TO-DIGITAL CONVERTERS with Serial Interface
ADS8331_10 制造商:TI 制造商全稱:Texas Instruments 功能描述:Low-Power, 16-Bit, 500kSPS, 4-/8-Channel Unipolar Input ANALOG-TO-DIGITAL CONVERTERS with Serial Interface
ADS8331_1003 制造商:TI 制造商全稱:Texas Instruments 功能描述:Low-Power, 16-Bit, 500kSPS, 4-/8-Channel Unipolar Input ANALOG-TO-DIGITAL CONVERTERS with Serial Interface
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