A bidirectional differential pressure sensor for ultra-low pressures has been introduced by Analog Microelectronics expanding the company’s digital board-level pressure sensor series AMS 5915 with I2C output. The AMS 5915-0002-D-B allows the precise measurement of extremely low differential pressure in a pressure range from -250 Pa (-2.5 mbar) vacuum up to 250 Pa (2.5 mbar) overpressure.