LM96163

LM96163 www.ti.com SNAS433D – JUNE 2008 – REVISED MAY 2013 LM96163 Remote Diode Digital Temperature Sensor with Integrated Fan Control and TruTherm® BJT Transistor Beta Compensation Technology Check for Samples: LM96163 FEATURES 1 2 TruTherm BJT Beta Compensation Technology Supports 45nm, 65nm and 90nm Processor Remote Diodes Factory Trimmed for Intel® 45 nm Processor Thermal Diodes Accurately Senses Diode-Connected 2N3904 Transistors or Thermal Diodes On-board Large Processors or ASIC's Accurately Senses its Own Temperature Integrated PWM Fan Speed Control Output Supports High Resolution at 22.5kHz Frequency for 4-pin Fans Acoustic Fan Noise Reduction with UserProgrammable 12-Step Lookup Table LUT Transition Fine Resolution Smoothing Function Tachometer Input for Measuring Fan RPM Smart-Tach Modes for Measuring RPM of Fans with Pulse-Width-Modulated Power as Shown in Typical Application ALERT Output for Processor Event Notification TCRIT Output for Critical Temperature System Shutdown Offset Register Can Adjust for a Variety of Thermal Diodes 10-Bit Plus Sign and 11-Bit Unsigned Formats, with 1/8°C Resolution Extended Resolution to 1/32°C when Digital Filter Enabled Resolves Remote Diode Temperatures up to 255.875°C SMBus 2.0 Compatible Interface, with TIMEOUT and ARA 10-Pin SON Package DESCRIPTION The LM96163 has remote and local temperature sensors with integrated fan control that includes TruTherm BJT transistor beta compensation tech...