參數(shù)資料
型號: DS1267E-50
廠商: Maxim Integrated Products
文件頁數(shù): 9/12頁
文件大?。?/td> 0K
描述: IC POT DUAL DIGITAL 50K 20-TSSOP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 74
接片: 256
電阻(歐姆): 50k
電路數(shù): 2
溫度系數(shù): 標(biāo)準(zhǔn)值 750 ppm/°C
存儲(chǔ)器類型: 易失
接口: 3 線串口
電源電壓: 4.5 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 20-TSSOP
包裝: 管件
DS1267
6 of 12
102199
LINEARITY MEASUREMENT CONFIGURATION Figure 5
NOTE:
In this setup, a ±2% delta in total resistance R0 to R1 would cause a ±2.5 MI error.
DS1267 ABSOLUTE AND RELATIVE LINEARITY Figure 6
TYPICAL APPLICATION CONFIGURATIONS
Figures 7 and 8 show two typical application configurations for theDS1267. By connecting the wiper
terminal of the part to a high-impedance load, the effects of the wiper resistance is minimized, since the
wiper resistance can vary from 400 to 1000ohms depending on wiper voltage. Figure 7 presents the
device connected in an inverting variable gain amplifier. The gain of the circuit on Figure 7 is given by
the following equation:
Av = -n/(255-n); where n = 0 to 255
Figure 8 shows the device operating in a fixed gain attenuator where the potentiometer is used to
attenuate an incoming signal. Note the resistance R1 is chosen to be much greater than the wiper
resistance to minimize its effect on circuit gain.
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DS1267E-50/T&R 制造商:Maxim Integrated Products 功能描述:DIGITAL RESISTOR-50K OHM TSSOP - Tape and Reel
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DS1267EN-10 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Digital Potentiometer