电压检测器 VOLTAGE DETECTOR
DESCRIPON
The TPS3803 and TPS3805 families of supervisory circuits provide circuit initialization and timing supervision, primarily for DSPs and processor-based systems.
FEATURES
• Controlled Baseline
− One Assembly/Test Site, One Fabrication Site
• Extended Temperature Performance of Up to −55°C to +125°C
• Enhanced Diminishing Manufacturing Sources DMS Support
• Enhanced Product-Change Notification
• Qualification Pedigree1
• Single Voltage Detector TPS3803: Adjustable/1.5 V
• Dual Voltage Detector TPS3805: Adjustable/3.3 V
• High ±1.5% Threshold Voltage Accuracy
• Supply Current: 3 µA Typical at VDD = 3.3 V
• Push/Pull Reset Output TPS3805 Open-Drain Reset Output TPS3803
• 5-Pin SC−70 Package
APPLICATIONS
• Applications Using DSPs, Microcontrollers, or Microprocessors
• Wireless Communication Systems
• Portable/Battery-Powered Equipment
• Programmable Controls
• Intelligent Instruments
• Industrial Equipment
• Notebook/Desktop Computers
• Automotive Systems
