The HSPPAD132A Board Mount Pressure Sensor is a device manufactured by ALPS that is designed for sensing differential pressure in medical and industrial applications. This product is a digital sensor that uses a sensing technology called capacitance, and it can measure both positive and negative pressure. It has a pressure range of 0 to 4500kPa. The device is compatible with a variety of digital interfaces such as I2C, SMBus, and SPI, and it also supports an analog output. The device is packaged in an 8-pin, 3.2mm x 3.2mm package. It is currently not available as ALPS is not accepting orders for this product.