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The MS5561C is a SMD-hybrid device including a precision piezo-resistive pressure sensor and an ADC-Interface IC. It uses a three-wire serial interface for communication. The module dimensions of 4.75 mm x 4.25 mm and a height of only 1.6 mm allows for up-to-date SMD design. It provides a 16 bit data word from a pressure and temperature dependent voltage. The MS5561C is a low power, low voltage device with automatic power down (ON/OFF) switching. A 3-wire interface is used for all communications with a micro-controller.
SPECIFICATIONS:
10 - 1100 mbar / 1 – 110 kPa absolute pressure range 
High accuracy temperature measurement ï‚·
Integrated miniature pressure sensor 4.75 x 4.25 mm ï‚·
Thin design of 1.6 mm ï‚·
Piezoresistive silicon micromachined sensor ï‚·
6 coefficients for software compensation stored on-chip ï‚·
16 Bit ADC, sigma delta converter ï‚·
3-wire serial interface ï‚·
1 system clock line (32.768 kHz) ï‚·
Low voltage and low power consumption
FEATURES:
Pressure resolution 0.1 mbar ï‚·
Operating temperature -40°C to +85°C 
Supply voltage 2.2 V to 3.6 V ï‚·
Low supply current, typ. 4 μA 
Standby current<0.1 μA 
Calibrated temperature and pressure sensor for 2nd order compensation ï‚·
ESD protected, HBM 4 kV
APPLICATIONS:
GPS receivers ï‚·
Altimeter applications ï‚·
Personal Navigation Devices (PND) ï‚·
Digital cameras with altimeter function
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