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Rohm Semiconductor Electronic Components Datasheet

BU21010MUV Datasheet

Capacitive Sensor Switch Control IC

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Capacitive Sensor Control IC Series
Capacitive Sensor Switch
Control IC
BU21010MUV
No.09048EBT02
Description
BU21010MUV are the capacitive sensor controller with 8 channels respectively. Half of sensor ports are available to use to
LED driver. Also gesture function can recognize the short touch, long touch and finger motion.
Features
1) Gesture function
2) LED driver
www.Data3Sh) ee2t4wUir.ecosmerial 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 VQFN016V3030
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
APPLIED VOLTAGE
INPUT VOLTAGE
STORAGE TEMPERATURE RANGE
POWER DISSIPATION
SYMBOL
AVDD
DVDD
VAIN
VDIN
Tstg
Pd
RATING
MIN MAX
-0.3 4.5
-0.3 4.5
-0.3 AVDD + 0.3
-0.3 DVDD + 0.3
-55 125
215
UNIT
V
V
mW
Recommended Operating conditions
PARAMETER
APPLIED VOLTAGE
OPERATINGTEMPERATURE RANGE
SYMBOL
AVDD
DVDD
Topr
MIN
2.5
1.7
-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.
1/14
2009.04 - Rev.B


Rohm Semiconductor Electronic Components Datasheet

BU21010MUV Datasheet

Capacitive Sensor Switch Control IC

No Preview Available !

BU21010MUV
Technical Note
Electrical characteristicsEspecially, Topr=25and AVDD=DVDD=0 as long as it doesn't specify it.
PARAMETER
SYMBOL MIN
RATING
TYP
MAX UNIT
Condition
H INPUT VOLTAGE
VIHIO DVDDx0.8
-
DVDD+0.3 V
L INPUT VOLTAGE
VILIO DVSS-0.3
-
DVDDx0.2 V
Output "H" voltage
VOHIO DVDD-0.7
-
DVDD V IOH=-2[mA]. Overshoot is excluded.
VOLLED AVSS
-
0.5
IOL=8[mA]. Undershoot is excluded. LED output.
Output "L" voltage
VOLTXD DVSS
VOLINT DVSS
0.5 IOL=3[mA]. Undershoot is DVDD > 2[V]
-
DVDDx0.3
V
excluded. SDA/TXD
application.
DVDD 2[V]
- 0.5
IOL=2[mA]. Undershoot is excluded. INT
application.
Input leakage current
IIZ
-1
-
1 μA
Off leakage current
IOZ
-1
-
1 μA
Standby current
IST -
-
2 μA Shutdown (SDN”L”)
Current of operation
IDD
-
300
- μA
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A/D Converter
PARAMETER
SYMBOL
MIN
Resolution
-
Analog Input voltage
VAIN
AVSS
change clock frequency
fadck
0.2
change time
ftim -
Zero scale voltage
-
full scale voltage
AVDD-0.07
differential Non line accurate DNL
-
Integrate Non line accurate
INL
-
^
RATING
TYP
10
-
-
77
-
-
-
-
MAX
-
AVDD
2.0
-
AVSS+0.07
-
±3
±3
UNIT
Condition
bit
V
MHz
μsec
V
V
LSB
LSB
fadck = 1[MHz]
CR Oscillator characteristic
PARAMETER
Frequency Oscillation
SYMBOL
fcr
MIN
0.4
RATING
TYP
1.1
MAX
2.0
UNIT
MHz
Condition
www.rohm.com
© 2009 ROHM Co., Ltd. All rights reserved.
2/14
2009.04 - Rev.B


Part Number BU21010MUV
Description Capacitive Sensor Switch Control IC
Maker Rohm
Total Page 15 Pages
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