參數資料
型號: XRD9825ACU
廠商: Exar Corporation
文件頁數: 33/33頁
文件大小: 0K
描述: IC 16B CCD/CIS SIG PROC 20SSOP
產品變化通告: Leaded UART, V&I Obsolescence 11/Apr/2011
標準包裝: 66
位數: 16
通道數: 3
電壓 - 電源,模擬: 3 V ~ 5.5V
電壓 - 電源,數字: 3 V ~ 5.5 V
封裝/外殼: 20-SSOP(0.209",5.30mm 寬)
供應商設備封裝: 20-SSOP
包裝: 管件
XRD9825
9
Rev. 1.00
The input is added to VRB before the signal passes
through the ADC. If the CIS output is zero, then the
output of the ADC will be zero code. This enables the
CIS to be referenced to the bottom ladder reference
voltage to use the full range of the ADC.
Some CIS sensors have an output with an offset voltage
of greater than 500mV. If the CIS output is beyond the
Figure 3. Application with Offset in the Range (-100mv to 500mv)
RL
VRT
VRB
VDD
RED
XRD9825
C
I
S
M
U
X
N/C
offset range of the XRD9825 (see Offset Control DAC,
Pg. 22) set the internal mode registers to external
reference. An external reference voltage equal to the
value of the CIS offset voltage can be applied to
VDCEXT (Figure 4) in order to meet the dynamic range
of the XRD9825. Figure 4, is a diagram of the XRD9825
in the external reference mode for CIS, DC coupled
applications.
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XRD9825EVAL 功能描述:數據轉換 IC 開發(fā)工具 XRD9825 EVAL BOARD RoHS:否 制造商:Texas Instruments 產品: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
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XRD9826ACD-F 功能描述:模數轉換器 - ADC RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率: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 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
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