BU21008MUV Datasheet, PDF (1/17 Pages) Rohm – Capacitive Sensor Switch Control IC

Capacitive Sensor Control IC Series
Capacitive Sensor Switch
Control IC
BU21008MUV
No.09048EBT04
●Description
BU21008MUV are the capacitive sensor controller with 16 channels respectively. Half of sensor ports are available to use to
LED driver with PWM function. PWM function can control light ambient. Also gesture function can recognize the short touch,
long touch and finger motion.
●Features
1) Gesture function
2) LED driver with PWM 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 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
℃
www.rohm.com
© 2009 ROHM Co., Ltd. All rights reserved.
1/16
2009.04 - Rev.B