BU21051FS Datasheet, PDF (2/7 Pages) Rohm – Capacitive Sensor Switch Control IC

BU21051FS
Technical Note
●Electrical characteristics(Especially, Topr=25℃ and AVDD=DVDD=0 as long as it doesn't specify it.)
PARAMETER
SYMBOL
MIN
RATING
TYP
MAX
UNIT
Condition
DC characteristics
Input“H”voltage
VIHIO DVDD x 0.9
-
DVDD + 0.2
V
Input“L”voltage
VILIO
GND – 0.2
-
DVDD x 0.1
V
Output“H”voltage
VOL
GND
-
DVDD x 0.2
V IOH = -2[mA]. Overshoot is excluded.
Output“L”voltage
IIZ
-1
-
1
μA
Input leakage current
IOZ
-1
-
1
μA
Output leakage current
IST
-
-
2
μA Shutdown (SDN=“L”)
Standby current
IDD
-
500
-
uA
●A/D Converter
PARAMETER
SYMBOL
MIN
Resolution
-
Analog Input voltage
VAIN
GND
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
-
-
13
-
-
-
-
MAX
-
AVDD
1.0
-
GND + 0.07
-
±3
±3
UNIT
Condition
bit
V
MHz
μsec fadck = 1[MHz]
V
V
LSB
LSB
●CR Oscillator characteristic
PARAMETER
Oscillation Frequency
SYMBOL
MIN
fcr
0.9
RATING
TYP
1.6
MAX
2.5
UNIT
MHz
Condition
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2009.04 - Rev.B