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AD7606C-18BSTZ-RL PDF预览

AD7606C-18BSTZ-RL

更新时间: 2024-11-20 02:52:11
品牌 Logo 应用领域
亚德诺 - ADI /
页数 文件大小 规格书
75页 1488K
描述
8-Channel DAS with 18-Bit, 1 MSPS Bipolar Input, Simultaneous Sampling ADC

AD7606C-18BSTZ-RL 数据手册

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8-Channel DAS with 18-Bit, 1 MSPS Bipolar  
Input, Simultaneous Sampling ADC  
AD7606C-18  
Data Sheet  
FEATURES  
CALIBRATION AND DIAGNOSTICS  
18-bit ADC with 1 MSPS on all channels  
Per channel system phase, offset, and gain calibration  
Input buffer with 1 MΩ minimum analog input impedance (RIN)  
Single 5 V analog supply and 1.71 V to 5.25 V VDRIVE  
Per channel selectable analog input ranges  
Bipolar single-ended: 12.5 V, 10 V, 6.25 V, 5 V, 2.5 V  
Unipolar single-ended: 0 V to 12.5 V, 0 V to 10 V, 0 V to 5 V  
Bipolar differential: 20 V, 12.5 V, 10 V, 5 V  
Two bandwidth options: 25 kHz and 220 kHz, per channel  
Flexible digital filter, oversampling ratio up to 256  
−40°C to +125°C operating range  
21 V input clamp protection with 6 kV ESD  
Pin to pin compatible to the AD7606B, AD7608, and AD7609  
Performance  
93 dB SNR  
102 dB SNR, oversampling by 32  
Analog input open circuit detection feature  
Self diagnostics and monitoring features  
CRC error checking on read and write data and registers  
APPLICATIONS  
Power line monitoring  
Protective relays  
Multiphase motor control  
Instrumentation and control systems  
Data acquisition systems  
COMPANION PRODUCTS  
Voltage References: ADR4525, LT6657, LTC6655  
Digital Isolators: ADuM142E, ADuM6422A, ADuM5020,  
ADuM5028  
AD7606x Family Software Model  
Additional companion products on the AD7606C-18 product  
page  
−100 dB THD  
TUE = 0.05% of FSR maximum, external reference  
1 ppm/°C positive and negative FS error drift  
3 ppm/°C reference temperature coefficient  
FUNCTIONAL BLOCK DIAGRAM  
5V  
5V  
1.71V TO 5.25V  
1µF  
100nF  
100nF  
100nF  
1µF  
V
AV  
AV  
CC  
REGCAP  
REGCAP  
DRIVE  
CC  
ALDO  
LPF  
DLDO  
1MΩ  
1MΩ  
V1+  
V1–  
CLAMP  
CLAMP  
CONVST  
CLK OSC  
PGA  
PGA  
SAR  
SAR  
RESET  
RANGE  
CONTROL  
INPUTS  
OS0 TO OS2  
1MΩ  
1MΩ  
V8+  
V8–  
BUSY  
CLAMP  
CLAMP  
PROGRAMMABLE  
DIGITAL FILTER  
FRSTDATA  
LPF  
OPTIONAL  
RC FILTER  
SERIAL  
D
A TO D H  
OUT OUT  
ADC, PGA, AND  
CHANNEL  
SDI  
REFCAPA  
SCLK  
CS  
CONFIGURATION  
PARALLEL/  
10µF  
+
SERIAL  
INTERFACE  
OPTIONAL EXTERNAL  
REFERENCE  
CC  
PARALLEL  
DB0 TO DB17  
GAIN, OFFSET  
AND PHASE  
CALIBRATION  
REFCAPB  
AV  
RD  
INTERNAL  
REFERENCE  
REFIN/REFOUT  
+2.5V  
WR  
V
V
OUT  
IN  
+
100nF  
2.5V  
REF  
DIAGNOSTICS  
AND SENSOR  
DISCONNECT  
PAR/SER SEL  
ADR4525  
GND  
1µF  
0.1µF  
REFSELECT  
REFGND  
AD7606C-18  
AGND  
Figure 1.  
Rev. 0  
Document Feedback  
Information furnished by Analog Devices is believed to be accurate and reliable. However, no  
responsibility is assumed by Analog Devices for itsuse, nor for any infringements of patents or other  
rights of third parties that may result from its use. Specifications subject to change without notice.  
No license is granted by implication or otherwise under any patent or patent rights of Analog  
Devices. Trademarks and registeredtrademarks are the property of their respective owners.  
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.  
Tel: 781.329.4700  
Technical Support  
©2020 Analog Devices, Inc. All rights reserved.  
www.analog.com  
 
 
 
 
 

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