BU21051FS Datasheet, PDF (1/7 Pages) Rohm – Capacitive Sensor Switch Control IC

Capacitive Sensor Control IC Series
Capacitive Sensor Switch
Control IC
BU21051FS
●Description
BU21051FS are the capacitive sensor controller with 2ch respectively.
The IC has the port interface and easy to replace the point of switch to this controller.
●Features
1) Port output interface
2) Few software control
3) 2ch GPIO outputs
4) 5V power supply voltage available
5) Integrated 10bit AD converter, clock and reset
6) Package SSOP-A16
●Applications
It is possible to use it widely as a switch such as home electric appliance.
●Absolute Maximum Ratings (Ta=25℃)
PARAMETER
SYMBOL
RATING
MIN
MAX
AVDD
-0.3
7.0
Applied voltage
DVDD
-0.3
7.0
Input voltage
VAIN
-0.3
VDIN
-0.3
AVDD + 0.3
DVDD + 0.3
Storage temperature range
Tstg
-55
125
Power dissipation
Pd
500
Ambient temperature reduces a permission loss by 5mW per case more than 25 degrees Celsius, 1 degree Celsius
●Recommended Operating conditions
PARAMETER
SYMBOL
MIN
Applied voltage
AVDD
4.5
DVDD
4.5
Operating temperature range
Topr
-40
RATING
TYP
5.0
5.0
25
MAX
5.5
5.5
85
No.09048EBT05
UNIT
V
V
℃
mW
UNIT
V
V
℃
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2009.04 - Rev.B