參數(shù)資料
型號： ADS1217
英文描述： 8-Channel, 24-Bit ANALOG-TO-DIGITAL CONVERTER
中文描述： 8通道，24位模擬數(shù)字轉(zhuǎn)換器
文件頁數(shù)： 7/28頁
文件大?。?/td> 458K
代理商： ADS1217
ADS1217
SBAS260B
7
www.ti.com
SPEC
DESCRIPTION
MIN
MAX
UNITS
t
1
SCLK Period
4
t
Periods
DRDY Periods
ns
ns
ns
ns
3
t
2
t
3
t
4
t
5
t
6
SCLK Pulse Width, HIGH and LOW
CS LOW to First SCLK Edge; Setup Time
(1)
D
IN
Valid to SCLK Edge; Setup Time
Valid D
IN
to SCLK Edge; Hold Time
Delay Between Last SCLK Edge for D
IN
and First SCLK
Edge for D
:
RDATA, RDATAC, RREG, WREG, RRAM, WRAM
CSREG, CSRAMX, CSRAM
CSARAM, CSARAMX
SCLK Edge to Valid New D
OUT
SCLK Edge to D
OUT
, Hold Time
Last SCLK Edge to D
Tri-State
NOTE: D
OUT
goes tri-state immediately when CS goes HIGH.
CS LOW Time After Final SCLK Edge
Final SCLK Edge of One Op Code Until First Edge SCLK
of Next Command:
RREG, WREG, RRAM, WRAM, CSRAMX, CSARAMX,
CSRAM, CSARAM, CSREG, DSYNC, SLEEP, RDATA,
RDATAC, STOPC
CREG, CRAM
CREGA
SELFGCAL, SELFOCAL, SYSOCAL, SYSGCAL
SELFCAL
RESET (Input pin, command, or SCLK pattern)
200
0
50
50
50
200
1100
t
OSC
Periods
t
OSC
Periods
t
OSC
Periods
ns
ns
t
OSC
Periods
t
7(2)
t
8(2)
t
9
50
0
6
10
t
10
t
11
0
ns
t
OSC
Periods
4
t
OSC
Periods
t
OSC
Periods
t
Periods
DRDY Periods
DRDY Periods
t
OSC
Periods
t
OSC
Periods
t
OSC
Periods
t
OSC
Periods
t
OSC
Periods
t
OSC
Periods
t
OSC
Periods
220
1600
7
14
16
300
5
550
1050
4
4
t
12
t
13
t
14
t
15
t
16
t
17
500
750
1250
Pulse Width
Data Not Valid
NOTES: (1) CS may be tied LOW. (2) Load = 20pF.
TIMING DIAGRAMS
TIMING CHARACTERISTICS
t
4
MSB
(Command or Command and Data)
LSB
t
5
t
1
t
3
CS
SCLK
(POL = 0)
D
IN
D
OUT
NOTE: (1) Bit Order = 0.
SCLK Reset Waveform
t
7
MSB
(1)
LSB
(1)
t
8
t
10
t
2
t
2
t
11
t
6
t
9
SCLK
(POL = 1)
t
12
t
14
t
15
t
13
t
13
SCLK
t
17
DRDY
t
16
RESET, DSYNC, PDWN
ADS1217
Resets On
Falling Edge
相關(guān)PDF資料
PDF描述
ADS1217IPFBR 8-Channel, 24-Bit ANALOG-TO-DIGITAL CONVERTER
ADS1217IPFBT 8-Channel, 24-Bit ANALOG-TO-DIGITAL CONVERTER
ADS1225 24-Bit Analog-to-Digital Converter with One- and Two-Channel Differential Inputs and Internal Oscillator
ADS1225IRGVR 24-Bit Analog-to-Digital Converter with One- and Two-Channel Differential Inputs and Internal Oscillator
ADS1225IRGVRG4 24-Bit Analog-to-Digital Converter with One- and Two-Channel Differential Inputs and Internal Oscillator
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADS1217EVM 功能描述:數(shù)據(jù)轉(zhuǎn)換 IC 開發(fā)工具 ADS1217 Eval Mod RoHS:否 制造商:Texas Instruments 產(chǎn)品:Demonstration Kits 類型:ADC 工具用于評估:ADS130E08 接口類型:SPI 工作電源電壓:- 6 V to + 6 V
ADS1217IPFB 制造商:Texas Instruments 功能描述:IC 24BIT ADC SMD 1217 TQFP48 制造商:Texas Instruments 功能描述:IC, 24BIT ADC, SMD, 1217, TQFP48
ADS1217IPFB 制造商:Texas Instruments 功能描述:IC 24BIT ADC SMD 1217 TQFP48
ADS1217IPFBR 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 8-Ch 24-Bit 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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
ADS1217IPFBRG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 8-Ch 24B 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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
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