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BH2226FV,BH2226F
Technical Note
2/9
www.rohm.com
2009.07 - Rev.B
2009 ROHM Co., Ltd. All rights reserved.
●Absolute Maximum Ratings
(Ta=25℃)
Parameter
Symbol
Limits
Unit
Remarks
Power source voltage
VCC
-0.3~7.0
V
-
Terminal voltage
VIN
-0.3~VCC
V
-
Storage temperature range
TSTG
-55~125
℃
-
Power dissipation
PD
450
*1
mW
BH2226FV
500
*2
mW
BH2226F
*1 Derated at 4.5mW/ ℃ at Ta>25℃
*2 Derated at 5.0mW/ ℃ at Ta>25℃
*3 Please note that this product is not robust against radiation.
●Recommended Operating Conditions
(Ta=25℃)
Parameter
Symbol
Limits
Unit
Remarks
MIN.
TYP.
MAX.
VCC power source voltage
VCC
2.7
-
5.5
V
-
Terminal input voltage range
VIN
0
-
VCC
V
-
Analog output current
IO
-1.0
-
1.0
mA
-
Operating temperature range
TOPR
-20
-
85
℃
-
Serial clock frequency
FCLK
-
1.0
10.0
MHz
-
D/A output limit load capacity
CL
-
0.1
F
-
●Electrical Characteristics
(Unless otherwise specified, VCC=3.0V, RL=OPEN, CL=0pF, Ta=25℃)
Parameter
Symbol
Limits
Unit
Conditions
MIN.
TYP.
MAX.
<Current consumption>
VCC system
ICC
-
1.1
2.5
mA
CLK=1MHz, 80H setting
ICCPD
-
5
20
A
At power down setting
<Logic interface>
L input voltage
VIL
GND
-
0.6
V
VCC=5V
H input voltage
VIH
2.4
-
VCC
V
VCC=5V
Input current
IIN
-10
-
10
A
L output voltage
VOL
-
0.4
V
IOH=2.5mA
H output voltage
VOH
VCC-0.4
-
V
IOL=0.4mA
<Buffer amplifier>
Output zero scale voltage
ZS1
GND
-
0.1
V
00H setting, at no load
ZS3
GND
-
0.3
V
00H setting, IOH=1.0mA
Output full scale voltage
FS1
VCC-0.1
-
VCC
V
FFH setting, at no load
FS3
VCC-0.3
-
VCC
V
FFH setting, IOL=1.0mA
<D/A converter precision>
Differential non linearity error
DNL
-1.0
-
1.0
LSB
Input code 02H~FDH
Integral non linearity error
INL
-1.5
-
1.5
LSB
Input code 02H~FDH
VCC power source voltage rise
time
trVCC
100
-
s
VCC=0
→2.7V
Power on reset release voltage
VPOR
-
1.9
-
V
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