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參數資料
| 型號： | AD7922AUJ-R2 |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | ADC |
| 英文描述： | ER 2C 2#16S PIN RECP |
| 中文描述： | 2-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO8 |
| 封裝： | MO-193BA, TSOT-8 |
| 文件頁數： | 23/32頁 |
| 文件大小： | 386K |
| 代理商： | AD7922AUJ-R2 |
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AD7912/AD7922
Rev. 0 | Page 23 of 32
0
SCLK
CS
DOUT
DON'T CARE
DON'T CARE
VALID DATA ADC2
VALID DATA ADC1
DON'T CARE
DON'T CARE
NORMAL MODE
CONVERSION ON THE
TWO DEVICES
NORMAL MODE
CONVERSION ON THE
TWO DEVICES
CHANGE MODE
CS HIGH
BETWEEN THE
10TH–12TH SCLK
FALLING EDGE
DAISY-CHAIN MODE
DATA IS SHIFTED
FROM ONE ADC TO
THE NEXT ONE
DAISY-CHAIN MODE
DATA IS SHIFTED
FROM ONE ADC TO
THE NEXT ONE
DIN
DON'T CARE
DON'T CARE
CH
≠
STY
CH
≠
STY
DON'T CARE
DON'T CARE
THE DATA WILL BE
EVENTUALLY LOST,
COMMAND3
SET CHANNEL
FOR ADC2,
COMMAND2
SET CHANNEL
FOR ADC1,
COMMAND1
CHANGE MODE
CS HIGH BETWEEN THE
10TH–13TH SCLK
FALLING EDGE
KEEP THE DEVICES IN
DAISY-CHAIN MODE
Figure 34. Daisy-Chain Diagrams—1
0
NORMAL CONVERSION
DAISY-CHAIN CYCLE
THE PARTS ENTER
DAISY-CHAIN MODE
1
16
1
10
1
10
12
14
16
SCLK
CS
DIN
DOUT
DOUT1
(DIN2)*
12
DON'T CARE
DON'T CARE
COMMAND3 WITH CHN
≠
STY
0, 0, CHN = MOD, VALID DATA ADC1
(0, 0, CHN = STY, VALID DATA ADC1)
DON'T CARE
0, 0, CHN
≠
MOD, VALID DATA ADC1
(0, 0, CHN
≠
STY, VALID DATA ADC1)
0, 0, CHN = MOD, VALID DATA ADC2
DON'T CARE
0, 0, CHN
≠
MOD, VALID DATA ADC2
NOTE
*INFORMATION IN BRACKETS CORRESPONDS TO DATA CLOCKED INTO DIN2 PIN
SCLK
CS
DIN
DOUT
DOUT1
(DIN2)*
COMMAND2 WITH CHN
≠
STY
COMMAND1
DON'T CARE
COMMAND3
COMMAND2
0, 0, CHN = MOD, VALID DATA ADC1
(0, 0, CHN = STY, VALID DATA ADC1)
0, 0, CHN
≠
MOD, VALID DATA ADC1
COMMAND3
0, 0, CHN = MOD, VALID DATA ADC2
DAISY-CHAIN CYCLE
NORMAL CONVERSION
THE PARTS ENTER
NORMAL MODE
1
10
12
14
16
1
10
13
1
16
SHIFTED INTO THE ADC1 INTERNAL REGISTER,
THIS DATA WILL BE EVENTUALLY LOST
SHIFTED INTO THE ADC2
INTERNAL REGISTER
SHIFTED INTO THE ADC1
INTERNAL REGISTER
SHIFTED INTO THE ADC1 INTERNAL REGISTER, IT
CONTAINS CHANNEL FOR NEXT CONVERSION ON ADC1
SHIFTED INTO THE ADC2
INTERNAL REGISTER
SHIFTED INTO THE ADC2 INTERNAL REGISTER, IT
CONTAINS CHANNEL FOR NEXT CONVERSION ON ADC2
Figure 35. Daisy-Chain Diagrams—II
相關PDF資料 |
PDF描述 |
|---|---|
| AD7912AUJ-R2 | 2-Channel, 2.35 V to 5.25 V, 1 MSPS, 10-/12-Bit ADCs |
| AD7922AUJ-REEL7 | Circular Connector; No. of Contacts:7; Series:; Body Material:Aluminum Alloy; Connecting Termination:Solder; Connector Shell Size:16S; Circular Contact Gender:Socket; Circular Shell Style:Wall Mount Receptacle |
| AD7912AUJ-REEL7 | Circular Connector; No. of Contacts:5; Series:; Body Material:Aluminum Alloy; Connecting Termination:Solder; Connector Shell Size:16S; Circular Contact Gender:Pin; Circular Shell Style:Wall Mount Receptacle; Insert Arrangement:16S-8 RoHS Compliant: No |
| AD7912 | 2-Channel, 2.35 V to 5.25 V, 1 MSPS, 10-/12-Bit ADCs |
| AD7912ARM | 2-Channel, 2.35 V to 5.25 V, 1 MSPS, 10-/12-Bit ADCs |
相關代理商/技術參數 |
參數描述 |
|---|---|
| AD7922AUJ-REEL | 制造商:Analog Devices 功能描述:ADC Single SAR 1Msps 12-bit Serial 8-Pin TSOT T/R |
| AD7922AUJ-REEL7 | 制造商:Analog Devices 功能描述:ADC Single SAR 1Msps 12-bit Serial 8-Pin TSOT T/R 制造商:Rochester Electronics LLC 功能描述:DUAL 12-BIT, 1MSPS, ADC I.C - Tape and Reel |
| AD7922AUJZ-REEL7 | 功能描述:IC ADC DUAL 12BIT 2CH TSOT-23-8 RoHS:是 類別:集成電路 (IC) >> 數據采集 - 模數轉換器 系列:- 其它有關文件:TSA1204 View All Specifications 標準包裝:1 系列:- 位數:12 采樣率（每秒）:20M 數據接口:并聯 轉換器數目:2 功率耗散（最大）:155mW 電壓電源:模擬和數字 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:48-TQFP 供應商設備封裝:48-TQFP（7x7） 包裝:Digi-Reel® 輸入數目和類型:4 個單端，單極；2 個差分，單極 產品目錄頁面:1156 (CN2011-ZH PDF) 其它名稱:497-5435-6 |
| AD7923 | 制造商:AD 制造商全稱:Analog Devices 功能描述:4-Channel, 200 kSPS, 12-Bit ADC with Sequencer in 16-Lead TSSOP |
| AD7923_11 | 制造商:AD 制造商全稱:Analog Devices 功能描述:4-Channel, 200 kSPS 12-Bit ADC with Sequencer in 16-Lead TSSOP |
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