STE2002 Datasheet, PDF (38/51 Pages) STMicroelectronics – 81 X 128 SINGLE CHIP LCD CONTROLLER / DRIVER

STE2002
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
V_DD1
V_DD2
V_LCD
I_SS
V_i
I_in
I_out
P_tot
P_o
T_j
T_stg
Supply Voltage Range
Supply Voltage Range
LCD Supply Voltage Range
Supply Current
Input Voltage (all input pads)
DC Input Current
DC Output Current
Total Power Dissipation (T_j = 85°C)
Power Dissipation per Output
Operating Junction Temperature
Storage Temperature
Value
Unit
- 0.5 to + 5
V
- 0.5 to + 7
V
- 0.5 to + 12
V
- 50 to +50
mA
-0.5 to V_DD2 + 0.5
V
- 10 to + 10
mA
- 10 to + 10
mA
300
mW
30
mW
-40 to + 85
°C
- 65 to 150
°C
ELECTRICAL CHARACTERISTICS
DC OPERATION
(V_DD1 = 1.7 to 3.6 V; V_DD2 = 1.75 to 4.2V; V_ss1,2 = 0V; V_LCD = 4.5 to 11 V; T_amb =-40 to 85°C; unless otherwise specified)
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
Supply Voltages
V_DD1 Supply Voltage
note 9
1.7
3.6
V
V_DD2 Supply Voltage
LCD Voltage Internally
1.75
generated
4.2
V
V_LCDIN LCD Supply Voltage
LCD Voltage Supplied externally 4.5
11
V
V_LCDOUT LCD Supply Voltage
Internally generated; note 1
4.5
11
V
I(V_DD1) Supply Current
V_DD1 = 2.8V; V_LCD = 7.6V;
f_sclk = 0;T_amb = 25°C; note 3.
15
20
30
µA
V_DD1 = 2.8V; V_LCD = 7.6V;
f_sclk = 1Mhz;T_amb = 25°C; note 3,
8. OSC_IN=GND; parallel port
120
150
µA
I(V_DD2) Voltage Generator Supply
Current
with V_OP = 0 and PRS = [0:0]
with external V_LCD
1
µA
V_DD2= 2.8V;V_LCD=7.6V; f_sclk= 0;
10
T_amb = 25°C; no display load; 4x
charge pump; note 2,3,6,
35
µA
I(V_DD1,2) Total Supply Current
V_DD1,V_DD2= 2.8V; V_LCD = 7.6V;
25
4x charge pump; f_sclk = 0;T_amb =
25°C; no display load; note 2,3,6
65
µA
Power down Mode with internal
or External VLCD. Note 4
3
5
µA
I(V_LDCIN) External LCD Supply Voltage
Current
V_DD =2.8V; V_LCD =7.6V;no
display load; f_sclk = 0; T_amb =
25°C; note 3.
5
10
15
µA
Logic Outputs
V_0H High logic Level Output Voltage IOH=-500µA
0.8V_DD1
V_DD1
V
V_OL Low logic Level Output Voltage IOL=500µA
V_SS
0.2V_DD1 V
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