参数资料
型号: AD5274BRMZ-20-RL7
厂商: Analog Devices Inc
文件页数: 9/28页
文件大小: 0K
描述: IC DGTL POT 20K 256POS 10MSOP
标准包装: 1,000
接片: 256
电阻(欧姆): 20k
电路数: 1
温度系数: 标准值 5 ppm/°C
存储器类型: 非易失
接口: I²C
电源电压: 2.7 V ~ 5.5 V,±2.5 V ~ 2.75 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-MSOP
包装: 带卷 (TR)
Data Sheet
AD5272/AD5274
Rev. D | Page 17 of 28
TEST CIRCUITS
Figure 38 to Figure 42 define the test conditions used in the Specifications section.
VMS
IW
A
W
DUT
08076-
033
Figure 38. Resistor Position Nonlinearity Error
(Rheostat Operation; R-INL, R-DNL)
RWA =
VMS
IW
RW =
RWA
2
A
W
IW
DUT
VMS
CODE = 0x00
08076-
034
Figure 39. Wiper Resistance
VDD
IW
VMS
A
W
V+
ΔVMS%
ΔVDD%
VMS
VDD
V+ = VDD ±10%
PSRR (dB) = 20 log
PSS (%/%) =
08076-
035
Figure 40. Power Supply Sensitivity (PSS, PSRR)
VMS
A
W
DUT
V
1G
08076-
036
Figure 41. Gain vs. Frequency
ICM
DUT
W
A
NC = NO CONNECT
GND
+2.75V
NC
+2.75V
–2.75V
GND
08076-
037
Figure 42. Common Leakage Current
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