BU21008MUV Datasheet, PDF (2/17 Pages) Rohm – Capacitive Sensor Switch Control IC

BU21008MUV
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
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
●A/D Converter
PARAMETER
SYMBOL
Resolution
Analog Input voltage
change clock frequency
change time
Zero scale voltage
full scale voltage
differential Non line accurate
Integrate Non line accurate
VAIN
fadck
ftim
DNL
INL
MIN
-
AVSS
0.2
-
-
AVDD-0.07
-
-
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
SYMBOL
MIN
Frequency Oscillation
fcr
0.4
RATING
TYP
0.8
MAX
2.0
UNIT
MHz
Condition
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2009.04 - Rev.B