Sensors

Freescale Semiconductor, Inc.

3

MPL115A2

2

Mechanical and Electrical Specifications

2.1

Maximum Ratings

Voltage (with respect to GND unless otherwise noted)

Operating Temperature Range .......................................................................... -40°C to +105°C

Storage Temperature Range ............................................................................. -40°C to +125°C

Overpressure................................................................................................................ 1000 kPa

2.2

Operating Characteristics

Ref

Parameters

Symbol

Conditions

Min

Typ

Max

Units

1

Operating Supply Voltage

2.375

3.3

5.5

V

2

Supply Current

Shutdown (SHDN = GND)

—

—

1

μA

Standby

—

3.5

10

μA

Average – at one measurement per second

—

5

6

μA

Pressure Sensor

3

Range

50

—

115

kPa

4

Resolution

—0.15

—

kPa

5

Accuracy

-20ºC to 85ºC

—

—

±1

kPa

6

Power Supply Rejection

Typical operating circuit at DC

0.1

—

kPa/V

100 mV p-p 217 Hz square wave plus 100 mV

pseudo random noise with 10 MHz bandwidth

0.1

—

kPa

7

Conversion Time

(Start Pressure and Temperature

Conversion)

tc

Time between start convert command and

data available in the Pressure and

Temperature registers

—1.6

3

ms

8

Wakeup Time

tw

Time between leaving Shutdown mode

(SHDN goes high) and communicating with

the device to issue a command or read data.

—3

5

ms

9

SCL Clock Frequency

—

—

400

kHz

10

Low Level Input Voltage

VIL

——

0.3VDD

V

11

High Level Input Voltage

VIH

0.7VDD

——

V

12

Data Setup Time

Setup time from command receipt to ready to

transmit

0—

0.4

s

MPL115A2 uses 7-bit addressing, does not acknowledge the general call address 0000000. Slave address has been set to 0x60 or 1100000.