PCF8531U2DA datasheet(34/51 Pages) NXP

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PCF8531

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Product data sheet

Rev. 6 — 16 May 2011

34 of 51

NXP Semiconductors

PCF8531

34 x 128 pixel matrix driver

13. Static characteristics

Table 15.

Static characteristics

VDD1 = 1.8 V (1.9 V) to 5.5 V; VDD2 and VDD3 = 2.5 V to 4.5 V; VSS1 = VSS2 =0V; VDD1 to VDD3 ≤ VLCD ≤ 9.0 V;

Tamb = −40 °Cto+85 °C; unless otherwise specified.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Supplies

VLCD

LCD supply voltage

[1] 4.0

9.0

icon mode

[1] 3.0

9.0

VDD1

supply voltage 1

logic supply

1.9

5.5

Tamb ≥ −25 °C1.8

5.5

VDD2

supply voltage 2

multiplier supply; LCD voltage

internally generated

2.5

4.5

VDD3

supply voltage 3

multiplier supply; LCD voltage

internally generated

2.5

4.5

IDD

supply current

power-down mode; internal VLCD

-2

μA

normal mode; internal VLCD

[2][3] -

170

350

μA

normal mode; external VLCD

[2] -10

μA

IDD(LCD)

LCD supply current

normal mode; external VLCD

[2][4] -25

100

μA

icon mode; external VLCD

[2][5] -15

μA

VPOR

power-on reset voltage

[6] 0.9

1.2

1.6

Logic

VIL

LOW-level input voltage

VSS

-0.3VDD

VIH

HIGH-level input voltage

0.7VDD

-VDD

IOL(SDA)

LOW-level output current

on pin SDA

VOL = 0.4 V; VDD = 5.0 V

3.0

ILI

input leakage current

VI = VDD or VSS

−1-

μA

Column and row outputs

output resistance

column outputs: C0 to C127

[7] -12

row outputs: R0 to R33

ΔV

bias

bias voltage variation

outputs R0 to R33 and

C0 to C127

−100

+100

ΔV

LCD

LCD voltage variation

TC1 to TC7

[8] --

±3.9

temperature coefficient

Tamb = −20 °C to +70 °C

TC0; TC[2:0] = 000

%/K

TC1; TC[2:0] = 001

−0.026

%/K

TC2; TC[2:0] = 010

−0.039

%/K

TC3; TC[2:0] = 011

−0.052

%/K

TC4; TC[2:0] = 100

−0.078

%/K

TC5; TC[2:0] = 101

−0.13

%/K

TC6; TC[2:0] = 110

−0.19

%/K

TC7; TC[2:0] = 111

−0.26

%/K

Tints

intersection temperature

°C

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