STE2002_06 ST Microelectronics, Inc., STE2002_06 Datasheet - Page 45

• Manufacturer Part Number: STE2002_06
• Description: 81 x 128 Single-chip LCD Controller/driver
• Manufacturer: ST Microelectronics, Inc.

STE2002
6.2
Table 26.
Supply voltages
V
V
V
V
I(V
I(V
I(V
I(V
Logic outputs
V
V
DD1
DD2
LCDIN
LCDOUT
0H
OL
Symbol
DD1
DD2
DD1,2
LDCIN
)
)
)
)
Supply voltage
Supply voltage
LCD supply voltage
LCD supply voltage
Supply current
Voltage generator supply
current
Total supply current
External LCD supply
voltage current
High logic level output
voltage
Low logic level output
voltage
DC operation
VDD1 = 1.7 to 3.6 V; VDD2 = 1.75 to 4.2V; Vss1,2 = 0V; VLCD = 4.5 to 14.5 V;
Tamb = 25°C; unless otherwise specified.
Electrical characteristics DC operation
Parameter
(1)
LCD voltage internally
generated
LCD voltage supplied
externally
Internally generated
V
V
f
V
V
(1) (3)
parallel port
with V
PRS = [0:0] with external
V
V
f
no display load;
5x charge pump
V
V
pump; f
no display load
Power down Mode with
internal or External
VLCD
V
V
load; f
IOH=-500µA
IOL=500µA
sclk
sclk
DD1
LCD
DD1
LCD
LCD
DD2
DD1,
LCD
DD
LCD
= 0;
= 0
Test Condition
=2.8V;
; OSC_IN=GND;
(4)
= 2.8V;V
V
= 2.8V;
= 10V;
= 2.8V;
= 10V; f
= 10V; 5x charge
=10V;no display
(7)
OP
sclk
DD2
(3)
sclk
= 0 and
= 0
= 2.8V;
= 0;
sclk
LCD
(3)
(5) (3) (6)
(5) (3) (6)
= 1Mhz;
=10V;
(2)
;
0.8V
Min.
1.75
V
1.7
4.5
4.5
15
10
25
5
SS
DD1
Typ.
120
20
10
3
Electrical characteristics
0.2V
V
Max.
14.5
14.5
200
3.6
4.2
40
40
80
10
15
DD1
1
DD1
Unit
µA
µA
µA
µA
µA
µA
µA
V
V
V
V
V
V
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