S-5851AAA-I6T1U

S-5851A Series 2-WIRE DIGITAL TEMPERATURE SENSOR www.ablic.com www.ablicinc.com ABLIC Inc., 2009-2015 Rev.2.2 02 S-5851A Series is a 2-wire serial I/O digital temperature sensor. This IC measures temperature with resolution of 0.0625C without external parts. This IC is ideal for wide-ranging temperature measurement for various applications. A temperature sensor, a reference voltage generation circuit, a type A/D converter and interface bus are integrated in a chip, and packages SNT-6A and SOT-23-6 available for this IC. Features Low voltage operation : V (min.) = 2.7 V DD Low current consumption : 45 A typ. (25C) 1 A typ. (25C at shutdown) High accuracy : 2.0C (max.) 25C to 85C 3.0C (max.) 40C to 125C Temperature resolution : 0.0625C Digital output : 2-wire serial interface Maximum operating frequency : 400 kHz Low power supply voltage detection circuit *1 Lead-free, Sn 100%, halogen-free *1. Refer to Product Name Structure for details. Applications Temperature monitor for power supply Temperature monitor for battery Air conditioning system Various electronics devices Packages SNT-6A SOT-23-6 1 2-WIRE DIGITAL TEMPERATURE SENSOR S-5851A Series Rev. 2.2 02 Block Diagram Control Temp SCL SDA Logic Sensor Serial A/D AD0 VSS Interface Converter VDD AD1 Oscillator Register Figure 1 2