325534009-50

325534009-50 Datasheet


325534008

Part Datasheet
325534009-50 325534009-50 325534009-50 (pdf)
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MS5534C RoHS*

BAROMETER MODULE
• 10 - 1100 mbar absolute pressure range
• 6 coefficients for software compensation stored
on-chip
• Piezoresistive silicon micromachined sensor
• Integrated miniature pressure sensor 9 x 9 mm
• 16 Bit ADC
• 3-wire serial interface
• 1 system clock line kHz
• Low voltage and low power consumption
• RoHS-compatible & Pb-free*

The MS5534C is a SMD-hybrid device including a piezoresistive pressure sensor and an ADC-Interface IC. It provides a 16 Bit data word from a pressure and temperature dependent voltage. Additionally the module contains 6 readable coefficients for a highly accurate software calibration of the sensor. MS5534C 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 microcontroller. The MS5534C is fully software compatible to the previous versions MS5534A and MS5534B . Compared to the previous versions the ESD sensitivity level has been improved to 4kV on all pins.
• Supply voltage V to V
• Low supply current
• -40°C to +125°C operation temperature
• No external components required
• Mobile altimeter / barometer systems
• Weather control systems
• Adventure or multi-mode watches
• GPS receivers

BLOCK DIAGRAM

SENSOR +IN -IN

Input MUX
dig. Filter

Digital Interface

MCLK

DIN DOUT SCLK

SGND

Sensor Interface IC

Memory PROM 64 bits

Fig. 1 Block diagram MS5534C.
* The European RoHS directive 2002/95/EC Restriction of the use of certain Hazardous Substances in electrical and electronic equipment bans the use of lead, mercury, cadmium, hexavalent chromium and polybrominated biphenyls PBB or polybrominated diphenyl ethers PBDE .

DA5534C_003.doc

June 16th, 2008
0005534C1175 ECN1118

PIN CONFIGURATION

Fig. 2 Pin configuration of MS5534CM.

Pin Name

GND SCLK DOUT DIN MCLK VDD PEN 1 PV 1

Type

Function

Ground Serial data clock

Data output Data input Master clock kHz Positive supply voltage Programming enable Negative programming voltage

NOTES 1 Pin 7 PEN and PIN 8 PV are only used by the manufacturer for calibration purposes and should not be
connected.

ABSOLUTE MAXIMUM RATINGS

Parameter Supply voltage Storage temperature

Overpressure

Symbol VDD TS

Conditions

Ta = 25 oC
-40 MS5534-CP, Ta = 25 oC MS5534-CM, Ta = 25 oC

Max Unit Notes
+125
ORDERING INFORMATION

Product Code

Product

Art.-Nr.

MS5534-CP

Barometer Module with plastic cap
325534008

MS5534-CM

Barometer Module with metal cap
325534009

Package

Comments

SMD hybrid with solder paste, plastic protection cap

SMD hybrid with solder paste, metal protection cap, silicon gel sensor protection

Standard version

Recommended for outdoor products

FACTORY CONTACTS

Intersema Sensoric SA Ch. Chapons-des-Prés 11 CH-2022 BEVAIX SWITZERLAND

Tel. 032 847 9550 Tel. Int. +41 32 847 9550 Telefax +41 32 847 9569 e-mail:

NOTICE Intersema reserves the right to make changes to the products contained in this data sheet in order to improve the design or performance and to supply the best possible products. Intersema assumes no responsibility for the use of any circuits shown in this data sheet, conveys no license under any patent or other rights unless otherwise specified in this data sheet, and makes no claim that the circuits are free from patent infringement. Applications for any devices shown in this data sheet are for illustration only and Intersema makes no claim or warranty that such applications will be suitable for the use specified without further testing or modification.

DA5534C_003.doc

June 16th, 2008
0005534C1175 ECN1118
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Datasheet ID: 325534009-50 647603