PCF8820 datasheet(31/60 Pages) PHILIPS

31 / 60 page

2000 Dec 07

Philips Semiconductors

Product speciﬁcation

× 101 Grey-scale/ECB colour dot matrix

LCD driver

PCF8820

IDD(tot)

total supply current into

pins VDD1, VDD2 and VDD3

Power-down mode;

VLCDIN = 8.6 V (external);

notes 2 and 3

−

0.5

µA

partial screen mode;

VLCDIN = 4.5 V (external);

note 3

−

µA

partial screen mode;

VLCDIN = 4.5 V (internal);

LCD load is 10

µA;

voltage multiplier factor 3;

bias system = 1/6;

notes 3 and 4

−

210

300

µA

normal mode;

VLCDIN = 8.6 V (external);

note 3

−

µA

normal mode;

VLCDIN = 8.6 V (internal);

LCD load is 10

µA;

voltage multiplier factor 5;

bias system = 1/9;

notes 3 and 4

−

430

680

µA

ILCDIN

supply current of VLCDIN

Power-down mode;

VLCDIN = 8.6 V (external);

bias system = 1/9;

VLCD control value = 28H;

bit PRS = 1;

notes 3 and 5

−

615

µA

partial screen mode;

VLCDIN = 4.5 V (external);

LCD load is 10

µA;

bias system = 1/6;

VLCD control value = 00H;

bit PRS = 0;

notes 3, 4 and 5

−

µA

normal mode;

VLCDIN = 8.6 V (external);

LCD load is 10

µA;

bias system = 1/9;

VLCD control value = 5CH;

bit PRS = 0;

notes 3, 4 and 5

−

µA

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

PCF8820 Datasheet(PDF) 31 Page - NXP Semiconductors

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