MS5607

Barometric Pressure Sensor

The MS5607 is a barometric pressure sensor from MEAS Switzerland. View the full MS5607 datasheet below including electrical characteristics, absolute maximum ratings.

Manufacturer

MEAS Switzerland

Overview

Part: MS5607-02BA03 — MEAS Switzerland Type: Barometric Pressure Sensor Description: High resolution altimeter sensor with SPI and I2C bus interface, 24-bit ΔΣ ADC, optimized for altimeters and variometers with 20 cm altitude resolution, operating from 1.8 to 3.6 V.

Operating Conditions:

Supply voltage: 1.8–3.6 V
Operating temperature: -40 to +85 °C
Pressure range: 10 to 2000 mbar

Absolute Maximum Ratings:

Max supply voltage: 4 V
Max storage temperature: 125 °C
Overpressure: 6 bar
Maximum Soldering Temperature: 250 °C (40 sec max)

Key Specs:

Pressure range: 10 to 2000 mbar
Pressure accuracy (25°C, 750 mbar): -1.5 to +1.5 mbar
Temperature range: -40 to +85 °C
Temperature accuracy (25°C): -0.8 to +0.8 °C
ADC resolution: 24 bit
Conversion time (OSR 4096): 7.40 to 9.04 ms
Standby supply current (25°C): 0.02 μA (typ), 0.14 μA (max)
SPI interface clock: up to 20 MHz
I2C interface clock: up to 400 KHz

Features:

Integrated digital pressure sensor (24 bit ΔΣ ADC)
High resolution module, 20cm
Fast conversion down to 1 ms
Low power, 1 μA (standby < 0.15 μA)
I2C and SPI interface up to 20 MHz
No external components (Internal oscillator)
Excellent long term stability
Factory calibrated coefficients stored in PROM

Applications:

Mobile altimeter / barometer systems
Bike computers
Variometers
Dataloggers
Mobile phones / GPS

Package:

QFN 5.0 x 3.0 x 1.0 mm

Pin Configuration

Pin	Name	Type	Function
1	VDD	P	Positive supply voltage
2	PS	I	Protocol select PS high (VDD) I 2 C PS low (GND) SPI
3	GND	G	Ground
4 5	CSB	I	Chip select (active low), internal connection
6	SDO	O	Serial data output
7	SDI / SDA	I / IO	Serial data input / I 2 C data IO
8	SCLK	I	Serial data clock

Electrical Characteristics

Parameter	Symbol	Conditions	Min.	Typ.	Max	Unit
Operating Supply voltage	V DD		1.8	3.0	3.6	V
Operating Temperature	T		-40	+25	85	°C
Supply current (1 sample per sec.)	I DD	OSR 4096 2048 1024 512 256		12.5 6.3 3.2 1.7 0.9		μA
Peak supply current		during conversion		1.4		mA
Standby supply current		at 25°C		0.02	0.14	μA
VDD Capacitor		From VDD to GND	100			nF

Absolute Maximum Ratings

Parameter	Symbol	Conditions	Min.	Max	Unit
Supply voltage	V DD		-0.3	4	V
Storage temperature	T S		-40	125	°C
Overpressure	P max			6	bar
Maximum Soldering Temperature	T max	40 sec max		250	°C
ESD rating		Human Body Model	-4	4	kV
Latch up		JEDEC standard No 78	-100	100	mA

Typical Application

The MS5607-02BA is a circuit that can be used in conjunction with a microcontroller in mobile altimeter applications. It is designed for low-voltage systems with a supply voltage of 3 V.

Figure 17: Typical application circuit with SPI / I 2 C protocol communication

Package Information

Figure 18: MS5607-02BA03 package outline

Figure 18: MS5607-02BA03 package outline

Related Variants

The following components are covered by the same datasheet.

Part Number	Manufacturer	Package
MS5607-02BA	MEAS Switzerland	—
MS5607-02BA03	MEAS Switzerland	QFN
MS560702BA	MEAS Switzerland	—

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