BU21009MUV Datasheet, PDF (1/14 Pages) Rohm – Capacitive Sensor Switch Control IC

Capacitive Sensor Control IC Series
Capacitive Sensor Switch
Control IC
BU21009MUV
No.09048EBT03
●Description
BU21009MUV is the capacitive sensor controller for the switch function and slider function with 16 channels sensors.
All channels are calibrated for the slider functions. So this is useful for 16 switches application, too.
LED driver is available (No PWM function).
●Features
1) Slider function
2) LED driver available
3) 2 wire serial interface
4) Power supply = 2.5V to 3.3V, I/O power supply = 1.7V to 3.3V
5) Integrated 10bit AD converter, clock and reset
6) Package VQFN032V5050
●Applications
It is possible to use it widely as a switch/slider such as a Mobile phone, Portable equipment, and Audiovisual apparatuses.
●Absolute Maximum Ratings (Ta=25℃)
PARAMETER
SYMBOL
RATING
MIN
MAX
APPLIED VOLTAGE
AVDD
-0.3
4.5
DVDD
-0.3
4.5
INPUT VOLTAGE
VAIN
-0.3
VDIN
-0.3
AVDD+0.3
DVDD+0.3
STORAGE TEMPERATURE RANGE
Tstg
-55
125
POWER DISSIPATION
Pd
304
Ambient temperature reduces a permission loss by 3.1mW per case more than 25 degrees Celsius, 1 degree Celsius.
UNIT
V
V
℃
mW
●Recommended Operating conditions
PARAMETER
SYMBOL
MIN
APPLIED VOLTAGE
AVDD
2.5
DVDD
1.7
OPERATINGTEMPERATURE RANGE
Topr
-40
RATING
TYP
3.0
3.0
25
MAX
3.3
3.3
85
UNIT
V
V
℃
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2009.04 - Rev.B