ADT7485AARMZ-R ON Semiconductor

ADT7485A Temperature Sensor and Voltage Monitor with Simple Serial Transport The ADT7485A is a digital temperature sensor and voltage monitor for use in PC applications with Simple Serial Transport (SST) ADT7485A Table 1. PIN ASSIGNMENT Pin No. Mnemonic Type Description 1 V Power Supply 3.3 V 10%. V is also Monitored through this Pin CC CC 2 GND Ground Ground Pin 3 D1+ Analog Input Positive Connection to Remote 1 Temperature Sensor 4 D1 Analog Input Negative Connection to Remote 1 Temperature Sensor 5 12 V Analog Input 12 V Supply Monitor 6 5.0 V Analog Input 5.0 V Supply Monitor 7 V Analog Input Processor Core Voltage Monitor CCP 8 2.5 V Analog Input 2.5 V Supply Monitor 9 ADD Digital Input SST Address Select 10 SST Digital Input/Output SST Bidirectional Data Line Table 2. ABSOLUTE MAXIMUM RATINGS Parameter Rating Unit Supply Voltage (V ) 4.0 V CC Voltage on 12 V Pin 16 V Voltage on 5.0 V Pin 7.0 V Voltage on 2.5 V and V Pins 3.6 V CCP Voltage on Any Other Pin (Including SST Pin) 0.3 to +3.6 V Input Current at Any Pin 5.0 mA Package Input Current 20 mA Maximum Junction Temperature (T ) 150 C J MAX Storage Temperature Range 65 to +150 C Lead Temperature, Soldering C IR Peak Re-flow Temperature 260 Lead Temperature (10 sec) 300 ESD Rating 1,500 V Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability. NOTE: This device is ESD sensitive. Use standard ESD precautions when handling. Table 3. THERMAL CHARACTERISTICS (Note 1) Package Type   Unit JA JC 10-lead MSOP 206 44 C/W 1.  is specified for the worst-case conditions, that is, a device soldered in a circuit board for surface-mount packages. JA