TMP105

Chip-Scale Package TMP105 www.ti.com SLLS648D – FEBRUARY 2005 – REVISED SEPTEMBER 2011 Digital Temperature Sensor with Two-Wire Interface Check for Samples: TMP105 FEATURES 1 23 SUPPORTS 1.8V I2C™ BUS TWO ADDRESSES DIGITAL OUTPUT: Two-Wire Serial Interface RESOLUTION: 9- to 12-Bits, User-Selectable ACCURACY: – ±2.0°C (max) from –25°C to +85°C – ±3.0°C (max) from –40°C to +125°C LOW QUIESCENT CURRENT: 50μA, 1.5μA Standby NO POWER-UP SEQUENCE REQUIRED, I2C PULLUPS CAN BE ENABLED PRIOR TO V+ APPLICATIONS CELL PHONES COMPUTER PERIPHERAL THERMAL PROTECTION NOTEBOOK COMPUTERS BATTERY MANAGEMENT THERMOSTAT CONTROLS ENVIRONMENTAL MONITORING AND HVAC DESCRIPTION The TMP105 is a two-wire, serial output temperature sensor available in a WCSP package. Requiring no external components, the TMP105 is capable of reading temperatures with a resolution of 0.0625°C. The TMP105 features a Two-Wire interface that is SMBus-compatible, with the TMP105 allowing up to two devices on one bus. The TMP105 features an SMBus Alert function. The TMP105 is ideal for extended temperature measurement in a variety of communication, computer, consumer, environmental, industrial, and instrumentation applications. The TMP105 is specified for operation over a temperature range of –40°C to +125°C. YZC LEAD- FREE 2 X 3 ARRAY (TOP VIEW) SDA 1,65 mm 1,50 mm SCL V+ A1 A2 GND B1 B2 ALERT C1 C2 A0 Temperature SDA A1 Diode Temp. Sensor SCL B1 DS A/D Converter Control Logic A2 GND ...