MPR084QR2 Freescale Semiconductor, MPR084QR2 Datasheet - Page 29
![IC CTLR TOUCH SENSOR PROX 16-QFN](/photos/38/65/386548/qfn-16_sml.jpg)
MPR084QR2
Manufacturer Part Number
MPR084QR2
Description
IC CTLR TOUCH SENSOR PROX 16-QFN
Manufacturer
Freescale Semiconductor
Type
Capacitiver
Datasheet
1.MPR084EJ.pdf
(40 pages)
Specifications of MPR084QR2
Number Of Inputs/keys
8 Key
Data Interface
I²C, Serial
Voltage - Supply
1.8 V ~ 3.6 V
Current - Supply
1.62mA
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
16-QFN Exposed Pad
Output Type
Voltage
Interface
I²C
Input Type
Logic
Supply Voltage
3.3 V
Dimensions
5 mm L x 5 mm W x 1 mm H
For Use With
KITMPR084EVM - KIT EVAL 8-PAD TOUCH MPR084
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Sensors
Freescale Semiconductor
Appendix B Brief Register Descriptions
FIFO Register: 0x00
Fault Register: 0x01
Touch Pad Status Register: 0x02
Touch Pad Configuration Register: 0x03
Sensitivity Threshold Registers: 0x04
Reset:
Reset:
Reset:
Reset:
Reset:
W
W
W
W
W
R
R
R
R
R
MDF
TPE
E8S
7
0
7
0
0
7
0
7
1
7
0
= Unimplemented
= Unimplemented
= Unimplemented
= Unimplemented
= Unimplemented
NDF
E7S
6
1
6
0
0
6
0
6
0
0
6
0
E6S
BKA
OF
5
0
5
0
0
5
0
5
0
5
0
ACE
TRF
E5S
4
0
4
0
0
4
0
4
0
4
0
SL
TPRBE
E4S
3
0
3
0
0
3
0
3
0
3
0
TPTBE
MNKE
E3S
2
0
2
0
2
0
2
0
2
0
BP
E2S
1
0
1
0
1
0
1
0
0
1
0
FAULT
E1S
TPE
0
0
0
0
0
0
0
1
0
0
MPR084
29