Freescale Semiconductor Evaluation Kit for MPR03X Proximity Touch Controller KITMPR03XEVM KITMPR03XEVM Ficha De Dados
Códigos do produto
KITMPR03XEVM
MPR03X
Rev 7, 7/2012
Freescale Semiconductor
Data Sheet: Technical Data
Data Sheet: Technical Data
An Energy Efficient Solution by Freescale
© 2008, 2009, 2011, 2012 Freescale Semiconductor, Inc. All rights reserved.
Proximity Capacitive Touch
Sensor Controller
Sensor Controller
The MPR03X is an Inter-Integrated Circuit Communication (I
2
C)
driven Capacitive Touch Sensor Controller, optimized to manage two
electrodes with interrupt functionality, or three electrodes with the
interrupt disabled. It can accommodate a wide range of
implementations due to increased sensitivity and a specialized
feature set.
electrodes with interrupt functionality, or three electrodes with the
interrupt disabled. It can accommodate a wide range of
implementations due to increased sensitivity and a specialized
feature set.
Features
•
6 µA supply current with two electrodes being monitored with
32 ms response time and IRQ enabled
32 ms response time and IRQ enabled
•
Compact 2 x 2 x 0.65 mm 8-lead µDFN package
•
Supports up to 3 touch pads
•
Only one external component needed
•
Intelligent touch detection capacity
•
4 µA maximum shutdown current
•
1.71 V to 2.75 V operation
•
Threshold based detection with hysteresis
•
I
2
C interface, with optional IRQ
•
Multiple devices in a system allow for up to 6 electrodes (need
MPR032 with second I
MPR032 with second I
2
C address)
•
-40°C to +85°C operating temperature range
Implementations
•
Switch Replacements
•
Touch Pads
Typical Applications
•
PC Peripherals
•
MP3 Players
•
Remote Controls
•
Mobile Phones
•
Lighting Controls
ORDERING INFORMATION
Device Name
Temperature Range
Case Number
Touch Pads
I
2
C Address
Shipping
MPR031EPR2
-40
C to +85C
1944 (8-Pin
DFN)
3-pads
0x4A
Tape and Reel
MPR032EPR2
-40
C to +85C
1944 (8-Pin
DFN)
3-pads
0x4B
Tape and Reel
MPR031
MPR032
MPR032
Top View
Figure 1. Pin Connections
Bottom View
8-PIN
DFN
CASE 1944
1
SCL
2
3
8
7
6
5
4
SDA
V
SS
V
DD
IRQ/ELE2
ELE1
ELE0
REXT
MPR03X
Interface
I²C Serial
VSS
SDA
SCL
MPR03X
ELE0
ELE1
VDD
INT
1
2
VSS
75k
REXT
MPR03X with 2 Electrodes and 2 Pads