ST7070 View Datasheet(PDF) - Sitronix Technology Co., Ltd.
Part Name
Description
MFG CO.
'ST7070' PDF : 51 Pages View PDF
ST7070
Absolute Maximum Ratings
Characteristics
Power Supply Voltage
LCD Driver Voltage
Input Voltage
Operating Temperature
Storage Temperature
Symbol
VCC
VLCD
VIN
TA
TSTO
Value
-0.3 to +5.5
Vss+7.0 to Vss-0.3
-0.3 to VCC+0.3
-40°C to + 90°C
-55°C to + 125°C
DC Characteristics
( TA = 25°C, VCC = 2.7 V – 4.5 V )
Symbol Characteristics Test Condition
VCC
VLCD
Operating Voltage
LCD Voltage
-
V0 - Vss
ICC Power Supply Current
fOSC = 270KHz
VCC=3.0V
VIH1
Input High Voltage
(Except OSC1)
-
Min. Typ. Max.
2.7
-
4.5
3.0
-
7.0
Unit
V
V
-
0.1 0.25 mA
0.7Vcc -
VCC
V
VIL1
Input Low Voltage
(Except OSC1)
-
- 0.3 -
0.6
V
VIH2
Input High Voltage
(OSC1)
-
0.7Vcc -
VCC
V
VIL2
Input Low Voltage
(OSC1)
-
-
- 0.2Vcc V
VOH1
Output High Voltage
(DB0 - DB7)
IOH = -0.1mA
0.75
Vcc
-
-
V
VOL1
Output Low Voltage
(DB0 - DB7)
IOL = 0.1mA
-
- 0.2Vcc V
VOH2
Output High Voltage
(Except DB0 - DB7)
IOH = -0.04mA
0.8VCC -
VCC
V
VOL2
Output Low Voltage
(Except DB0 - DB7)
IOL = 0.04mA
-
RCOM Common Resistance VLCD = 4V, Id = 0.05mA
-
RSEG Segment Resistance VLCD = 4V, Id = 0.05mA
-
ILEAK
Input Leakage
Current
VIN = 0V to VCC
-1
IPUP Pull Up MOS Current
VCC = 3V
10
- 0.2VCC V
2
20
KΩ
2
30
KΩ
-
1
µA
60 120
µA
NOTE : External bias resistor select , so Idd doesn’t include the follower current.
V1.4
41/51
2009/04/29
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