STE2004 datasheet(55/66 Pages) STMICROELECTRONICS

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STE2004

Table 26. Absolute Maximum Ratings

Table 27. Electrical Characteristics

Symbol

Parameter

Value

Unit

VDD1

Supply Voltage Range

- 0.5 to + 5

VDD2

Supply Voltage Range

- 0.5 to + 7

VLCD

LCD Supply Voltage Range

- 0.5 to + 15

ISS

Supply Current

- 50 to +50

Input Voltage (all input pads)

-0.5 to VDD1 + 0.5

Iin

DC Input Current

- 10 to + 10

Iout

DC Output Current

- 10 to + 10

Ptot

Total Power Dissipation (Tj = 85°C)

300

Power Dissipation per Output

Operating Junction Temperature

-40 to + 85

°C

Tstg

Storage Temperature

- 65 to 150

°C

DC OPERATION

(VDD1 = 1.7 to 3.6 V; VDD2 = 1.75 to 4.5 V; Vss1,2 = 0V; VLCD = 4.5 to 15 V; Tamb =-40 to 85°C; unless otherwise specified)

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

Supply Voltages

VDD1

Supply Voltage

Note 9

1.7

3.6

VDD2

Supply Voltage

LCD Voltage Internally

generated

1.75

4.5

VLCD

LCD Supply Voltage

LCD Voltage Supplied externally

4.5

14.5

LCD Supply Voltage

Internally generated; note 1

4.5

14.5

I(VDD1)

Supply Current

VDD1 = 2.8V; VLCD = 10V;

fsclk = 0;Tamb = 25°C;

Parallel Port; note 3,8.

µA

Supply Current Write Mode

VDD2 = 2.8V; VLCD = 10V;

fsclk = 1Mhz;Tamb = 25°C;

OSC_IN=GND; Note8.

100

120

µA

I(VDD2)

Voltage Generator Supply

Current

with VOP = 0 and PRS = [0:0]

with external VLCD

µA

VDD2 = 2.8V; VLCD = 10V;

fsclk=0; Tamb = 25°C; no display

load; 5x charge pump; note

2,3,6,

100

µA

I(VDD1,2)

Total Supply Current

VDD2 = 2.8V; VLCD = 10V; 5x

charge pump; fsclk = 0;

Tamb = 25°C; no display load;

note 2, 3, 6

130

µA

Power down Mode with internal

or External VLCD. Note 4

310

µA

I(VLDCIN) External LCD Supply Voltage

Current

VDD =2.8V; VLCD =10V;no

display load; fsclk = 0;

Tamb = 25°C; note 3.

µA

Logic Outputs

V0H

High logic Level Output Voltage

IOH=-500

µA

0.8VDD1

VDD1

VOL

Low logic Level Output Voltage

IOL=+500

µA

VSS

0.2VDD1

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