BU9796AFS-E2 Datasheet, PDF (4/32 Pages) Rohm – Standard LCD Segment Driver

BU9796Axxx Series MAX 80 segments (SEG20×COM4)
Datasheet
●Absolute Maximum Ratings (VSS=0V)
Parameter
Symbol
Power Supply Voltage1
VDD
Power Supply Voltage2
VLCD
Allowable loss
Pd
Input voltage range
VIN
Operational temperature range Topr
Storage temperature range
Tstg
Ratings
-0.5 to +7.0
-0.5 to VDD
0.64
0.27
-0.5 to VDD+0.5
-40 to +85
-55 to +125
Unit
Remarks
V Power supply
V LCD drive voltage
When use more than Ta=25℃, subtract
W 6.4mW per degree. (BU9796AFS)
(Package only)
When use more than Ta=25℃, subtract
W 2.7mW per degree. (BU9796AMUV)
(Package only)
V
℃
℃
●Recommended Operating Ratings (Ta=-40°C to +85°C,VSS=0V)
Parameter
Ratings
Symbol
Unit
MIN TYP MAX
Power Supply Voltage1
VDD 2.5
-
5.5
V
Power Supply Voltage2
VLCD 0
- VDD-2.4 V
Remarks
Power supply
LCD drive voltage
●Electrical Characteristics
DC Characteristics (VDD=2.5V to 5.5V, VLCD=0V, VSS=0V, Ta=-40℃ to 85℃, unless otherwise specified)
Parameter
Symbol
MIN
Limits
Unit
TYP MAX
Conditions
“H” level input voltage
VIH 0.7VDD -
VDD V SDA,SCL
“L” level input voltage
VIL VSS
- 0.3VDD V SDA,SCL
“H” level input current
IIH
-
-
1
µA SDA,SCL
“L” level input current
IIL
-1
-
-
µA SDA,SCL
LCD Driver on
resistance
SEG
COM
RON
-
3
-
kΩ
Iload=±10µA
RON
-
3
-
kΩ
VLCD supply voltage
VLCD 0
- VDD-2.4 V VDD-VLCD≥2.4V
Standby current
Power consumption
IDD1
-
IDD2
-
-
5
µA Display off, Oscillation off
VDD=3.3V, VLCD=0V, Ta=25℃
12.5
30
µA Power save mode1, FR=71Hz
1/3 bias, Frame inverse
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TSZ02201-0A2A0D300100-1-2
13.Jun.2014 Rev.003