参数资料
型号: EVAL-AD7685CBZ
厂商: Analog Devices Inc
文件页数: 4/18页
文件大小: 0K
描述: BOARD EVAL FOR AD7685
产品培训模块: Motor Control
标准包装: 1
系列: PulSAR®
ADC 的数量: 1
位数: 16
采样率(每秒): 250k
数据接口: 串行
输入范围: ±VREF
在以下条件下的电源(标准): 10mW @ 250kSPS
工作温度: -40°C ~ 85°C
已用 IC / 零件: AD7685
已供物品:
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EVAL-AD76XXCB 8/10-Pin
advised to filter the signal to make the DC Source noise
compatible with that of the ADC. C26 and C41 provide this
filtering.
AC Testing
To perform an AC test, apply a sinusoidal signal to the
evaluation board. Low distortion, better than 100dB, is required
to allow true evaluation of the part. One possibility is to filter
the input signal from the AC source. There is no suggested
band-pass filter but consideration should be taken in the choice.
Decimated Testing (Averaging)
This test can be run with a shorted input to evaluate dynamic
range or as the AC test.
Setup Requirements
Preliminary Technical Data
Use as a Standalone Evaluation Board
You have the option of using the evaluation board as a stand-
alone. This method does not require the EVAL-CONTROL
BRDx, nor does it require use of the accompanied software. The
ADC serial interface signals are available on P1 (26-pin
connector).
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EVAL-CONTROL BRDx (ADSP2189)
EVAL-AD76XXCB 8/10-Pin evaluation board
Power supply (AC 12V/1A source could be bought from
Analog Devices – sold separately from the EVAL-
CONTROL BRDx)
Parallel port cable (provided with the evaluation control
board)
AC source (low distortion)
DC source (low noise)
Band-pass filter (value based on the signal frequency, low
distortion)
Rev. Pr G | Page 4 of 18
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