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MAX6634MSA from MAXIM,MAXIM - Dallas Semiconductor

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MAX6634MSA

Manufacturer: MAXIM

12-Bit Plus Sign Temperature Sensors with SMBus/I2C-Compatible Serial Interface

Partnumber Manufacturer Quantity Availability
MAX6634MSA MAXIM 100 In Stock

Description and Introduction

12-Bit Plus Sign Temperature Sensors with SMBus/I2C-Compatible Serial Interface The MAX6634MSA is a temperature sensor and fan-speed controller manufactured by Maxim Integrated. Below are its specifications, descriptions, and features:

### **Specifications:**
- **Temperature Measurement Range:** -55°C to +125°C  
- **Accuracy:** ±1°C (from +60°C to +100°C)  
- **Supply Voltage:** 3.0V to 5.5V  
- **Operating Current:** 1mA (typical)  
- **Standby Current:** 3µA (typical)  
- **Interface:** SMBus/I²C-compatible  
- **Package:** 8-pin SOIC  

### **Descriptions:**
- Monitors the temperature of an external diode-connected transistor or its own internal temperature sensor.  
- Supports automatic fan-speed control based on temperature readings.  
- Programmable temperature thresholds with alert functionality.  
- Includes a 7-bit fan-speed tachometer input for RPM monitoring.  

### **Features:**
- Dual-channel temperature monitoring (internal and external sensors).  
- Programmable fan-speed control with PWM output.  
- Supports SMBus alert function for temperature threshold violations.  
- Low-power operation with shutdown mode.  
- Onboard 10-bit ADC for temperature measurements.  
- Adjustable temperature hysteresis for noise immunity.  

For detailed electrical characteristics and application notes, refer to the official MAX6634MSA datasheet from Maxim Integrated.

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