參數(shù)資料
型號： AD7922
廠商： Analog Devices, Inc.
英文描述： 2-Channel, 2.35 V to 5.25 V, 1 MSPS, 10-/12-Bit ADCs
中文描述： 2通道，2.35 V至5.25 V，1 MSPS的，10-/12-Bit模數(shù)轉(zhuǎn)換器
文件頁數(shù)： 23/32頁
文件大?。?/td> 386K
代理商： AD7922
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(guān)PDF資料
PDF描述
AD7922ARM 2-Channel, 2.35 V to 5.25 V, 1 MSPS, 10-/12-Bit ADCs
AD7922ARM-REEL 2-Channel, 2.35 V to 5.25 V, 1 MSPS, 10-/12-Bit ADCs
AD7922ARM-REEL7 2-Channel, 2.35 V to 5.25 V, 1 MSPS, 10-/12-Bit ADCs
AD7923 SHROUDED HEADER 60 PIN STRAIGHT
AD7923BRU Four Wall Header; No. of Contacts:60; Pitch Spacing:0.1"; No. of Rows:2; Gender:Header; Body Material:Glass-filled Polyester; Contact Plating:Nickel; Leaded Process Compatible:No; Mounting Type:Through Hole RoHS Compliant: No
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AD7922ARM 制造商:Analog Devices 功能描述:ADC Single SAR 1Msps 12-bit Serial 8-Pin MSOP 制造商:Rochester Electronics LLC 功能描述:DUAL 12-BIT, 1MSPS, ADC I.C - Bulk 制造商:Analog Devices 功能描述:12BIT ADC DUAL SMD 7922 MSOP8
AD7922ARM-REEL 制造商:Analog Devices 功能描述:ADC Single SAR 1Msps 12-bit Serial 8-Pin MSOP T/R 制造商:Analog Devices 功能描述:ADC SGL SAR 1MSPS 12-BIT SERL 8MSOP - Tape and Reel 制造商:Rochester Electronics LLC 功能描述:DUAL 10-BIT, 1MSPS, ADC I.C - Tape and Reel
AD7922ARM-REEL7 制造商:Analog Devices 功能描述:ADC Single SAR 1Msps 12-bit Serial 8-Pin MSOP T/R 制造商:Analog Devices 功能描述:ADC SGL SAR 1MSPS 12-BIT SERL 8MSOP - Tape and Reel 制造商:Rochester Electronics LLC 功能描述:DUAL 10-BIT, 1MSPS, ADC I.C - Tape and Reel
AD7922ARMZ 功能描述:IC ADC 12BIT 1MSPS DUAL 8-MSOP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:1 系列:microPOWER™ 位數(shù):8 采樣率（每秒）:1M 數(shù)據(jù)接口:串行，SPI? 轉(zhuǎn)換器數(shù)目:1 功率耗散（最大）:- 電壓電源:模擬和數(shù)字 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:24-VFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:24-VQFN 裸露焊盤（4x4） 包裝:Digi-Reel® 輸入數(shù)目和類型:8 個(gè)單端，單極 產(chǎn)品目錄頁面:892 (CN2011-ZH PDF) 其它名稱:296-25851-6
AD7922ARMZ-REEL 功能描述:IC ADC DUAL 12BIT 2CH 8MSOP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:1,000 系列:- 位數(shù):16 采樣率（每秒）:45k 數(shù)據(jù)接口:串行 轉(zhuǎn)換器數(shù)目:2 功率耗散（最大）:315mW 電壓電源:模擬和數(shù)字 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SOIC（0.295"，7.50mm 寬） 供應(yīng)商設(shè)備封裝:28-SOIC W 包裝:帶卷 (TR) 輸入數(shù)目和類型:2 個(gè)單端，單極
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。

采購需求

(若只采購一條型號，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺，查看報(bào)價(jià)

*型號 *數(shù)量 廠商 批號 封裝
添加更多采購

我的聯(lián)系方式

*
*
*