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首页 > 产品中心 > 电池充电芯片 > 电压检测器/复位IC > 电压检测与复位IC >CXDR75120 CXDR75121 are microprocessor (μP) supervisory circuits used to monitor the power supplies in μP and digital systems. They provide excellent circuit reliability and low cost.
CXDR75120 CXDR75121 are microprocessor (μP) supervisory circuits used to monitor the power supplies in μP and digital systems. They provide excellent circuit reliability and low cost.
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CXDR75120 CXDR75121 are microprocessor (μP) supervisory circuits used to monitor the power supplies in μP and digital systems. They provide excellent circuit reliability and low cost. These circuits perform a single function: they assert a reset signal whenever the VCC supply voltage declines below a preset threshold, with hysteresis keeping it asserted for time delay determined by externally programmable time delay generator after VCC has risen above the reset threshold. The CXDR75121L has an open-drain output stage, while the CXDR75120 have push-pull outputs. The GCXDR75121’s open-drain RESET output requires a pull-up resistor that can be connected to a voltage higher than VCC. The GCXDR75120 has an active-low RESET output, while the GCXDR75120 has an active-high RESET output. The outputs are guaranteed to be in the correct logic state for VCC down to 0.8V. The CXDR75120/CXDR75121 are available in 5-pin TSOT-23-5 package.

CXDR75120 CXDR75121 are microprocessor (μP) supervisory circuits used to monitor the power supplies in μP and digital systems. They provide excellent circuit reliability and low cost.
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目录

1.产品概述       2.产品特点     vGj嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)vGj嘉泰姆

5.产品封装       6.电路原理图  vGj嘉泰姆

7.相关产品vGj嘉泰姆

   产品概述 返回TOPvGj嘉泰姆


The CXDR75120 CXDR75121 are microprocessor (μP) supervisory circuits used to monitor the power supplies in μP and digital systems. They provide excellent circuit reliability and low cost. These circuits perform a single function: they assert a reset signal whenever the VCC supply voltage declines below a preset threshold, with hysteresis keeping it asserted for time delay determined by externally programmable time delay generator after VCC has risen above the reset threshold. The CXDR75121L has an open-drain output stage, while the CXDR75120 have push-pull outputs. The GCXDR75121’s open-drain RESET output requires a pull-up resistor that can be connected to a voltage higher than VCC. The GCXDR75120 has an active-low RESET output, while the GCXDR75120 has an active-high RESET output. The outputs are guaranteed to be in the correct logic state for VCC down to 0.8V. The CXDR75120/CXDR75121 are available in 5-pin TSOT-23-5 package.

   产品特点 返回TOPvGj嘉泰姆


„ Precision Monitoring Voltage of +2.2V and +3.7V vGj嘉泰姆

„ Fully Specified Over Temperature vGj嘉泰姆

„ Available in Three Output Configurations Push-Pull RESET Output (CXDR75120L) Push-Pull RESET Output (CXDR75120H) Open-Drain RESET Output (CXDR75121L) vGj嘉泰姆

„ Reset Deassert Time Smaller than 100μs when VCC Higher than Monitor Voltages (CD Pin Floating) vGj嘉泰姆

 „ Externally Programmable Time Delay Generator vGj嘉泰姆

„ 27μA Supply Current at VCC=3.3V vGj嘉泰姆

„ Guaranteed Reset Valid to VCC = 0.8V vGj嘉泰姆

„ TSOT-23-5 Packages vGj嘉泰姆

„ 2% Threshold AccuracyvGj嘉泰姆

   应用范围 返回TOPvGj嘉泰姆


„ Computers vGj嘉泰姆

„ Controllers vGj嘉泰姆

„ Intelligent Instruments vGj嘉泰姆

„ Critical μP and μC Power Monitoring vGj嘉泰姆

„ Portable / Battery-Powered Equipment vGj嘉泰姆

„ AutomotivevGj嘉泰姆

   技术规格书(产品PDF) 返回TOP vGj嘉泰姆


     需要详细的PDF规格书请扫一扫微信联系我们,还可以获得免费样品以及技术支持vGj嘉泰姆

 QQ截图20160419174301.jpgvGj嘉泰姆

产品封装图 返回TOPvGj嘉泰姆


image.pngvGj嘉泰姆

电路原理图 返回TOPvGj嘉泰姆

 vGj嘉泰姆


 vGj嘉泰姆

image.png

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 vGj嘉泰姆

Delay   Time AdjustablevGj嘉泰姆

Part   NO.vGj嘉泰姆

VCC(VvGj嘉泰姆

min.vGj嘉泰姆

VCC(VvGj嘉泰姆

max.vGj嘉泰姆

Detecting Voltage(V)vGj嘉泰姆

ICD vGj嘉泰姆

source vGj嘉泰姆

(μA)vGj嘉泰姆

VTCDvGj嘉泰姆

(V)vGj嘉泰姆

Vth vGj嘉泰姆

AccuvGj嘉泰姆

racy(%)vGj嘉泰姆

Isupply (μA)vGj嘉泰姆

NotevGj嘉泰姆

PackagevGj嘉泰姆

CXDR75119vGj嘉泰姆

2.2vGj嘉泰姆

5.5vGj嘉泰姆

0.8*VCCvGj嘉泰姆

1.1vGj嘉泰姆

0.833vGj嘉泰姆

--vGj嘉泰姆

4vGj嘉泰姆

Open-Drain RESET Output TMR(ms)vGj嘉泰姆

=76000×CMR(uF)vGj嘉泰姆

ADFN1.5XvGj嘉泰姆

1.5-6vGj嘉泰姆

CXDR75120vGj嘉泰姆

/1vGj嘉泰姆

0.8vGj嘉泰姆

5.5vGj嘉泰姆

2.2/3.7vGj嘉泰姆

0.18vGj嘉泰姆

--vGj嘉泰姆

2vGj嘉泰姆

29vGj嘉泰姆

CXDR75120H/L is a Push-Pull High/Low vGj嘉泰姆

Reset CXDR75121L is an Open-Drain Low  Reset TCD(ms)=5700×CD(uF)vGj嘉泰姆

TSOT25vGj嘉泰姆

CXDR75122vGj嘉泰姆

/3vGj嘉泰姆

0.8vGj嘉泰姆

5.5vGj嘉泰姆

2.0/2.2/2.4vGj嘉泰姆

0.09vGj嘉泰姆

0.5vGj嘉泰姆

2vGj嘉泰姆

35vGj嘉泰姆

CXDR75122H/L is a Push-Pull High/Low vGj嘉泰姆

Reset CXDR75123L is an Open-Drain Low Reset TCD(ms)=6740×CD(uF)vGj嘉泰姆

SOT25vGj嘉泰姆

TDFN2X2-6vGj嘉泰姆

CXDR75124vGj嘉泰姆

/5vGj嘉泰姆

1vGj嘉泰姆

5.5vGj嘉泰姆

2.6/2.9/3.1vGj嘉泰姆

3.3/3.9/4.34.6vGj嘉泰姆

0.67vGj嘉泰姆

1.25vGj嘉泰姆

2vGj嘉泰姆

14vGj嘉泰姆

CXDR75124L is a Push-Pull LowReset vGj嘉泰姆

CXDR75125L is an Open-Drain Low vGj嘉泰姆

Reset TCD(ms)=1860×CD(uF)TMR(ms)vGj嘉泰姆

=88000×CMR(uF) vGj嘉泰姆

SOT26 vGj嘉泰姆

ADFN1.5XvGj嘉泰姆

1.5-6vGj嘉泰姆

CXDR75126vGj嘉泰姆

/7vGj嘉泰姆

2.7vGj嘉泰姆

5.5vGj嘉泰姆

Individual vGj嘉泰姆

Set by vGj嘉泰姆

ResistorvGj嘉泰姆

--vGj嘉泰姆

0.788vGj嘉泰姆

2vGj嘉泰姆

12vGj嘉泰姆

CXDR75126H/L is a Push-Pull High/Low vGj嘉泰姆

Reset CXDR75127L is an Open-Drain Low Reset TCD(ms)=2700×CD(uF)vGj嘉泰姆

SOT25vGj嘉泰姆

SC70-5vGj嘉泰姆

DFN1.6X1.6-6vGj嘉泰姆

ADFN1.5X1.5-6vGj嘉泰姆

CXDR75128vGj嘉泰姆

/9vGj嘉泰姆

0.8vGj嘉泰姆

5.5vGj嘉泰姆

2.5/2.6/2.93.1/3.3/4.04.3/4.6vGj嘉泰姆

0.88vGj嘉泰姆

1.25vGj嘉泰姆

2vGj嘉泰姆

14vGj嘉泰姆

CXDR75128H/L is a Push-Pull High/Low vGj嘉泰姆

Reset CXDR75129L is an Open-Drain Low Reset TCD(ms)=1685×CD(uF)vGj嘉泰姆

SOT25vGj嘉泰姆

TSOT23-5vGj嘉泰姆

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