PCF8820U Philips Semiconductors, PCF8820U Datasheet - Page 31

• Manufacturer Part Number: PCF8820U
• Description: 67 x 101 Grey-scale/ECB colour dot matrix LCD driver
• Manufacturer: Philips Semiconductors

Philips Semiconductors
2000 Dec 07
I
I
SYMBOL
DD(tot)
LCDIN
67 101 Grey-scale/ECB colour dot matrix
LCD driver
total supply current into
pins V
supply current of V
DD1
PARAMETER
, V
DD2
and V
LCDIN
DD3
Power-down mode;
V
notes 2 and 3
partial screen mode;
V
note 3
partial screen mode;
V
LCD load is 10 A;
voltage multiplier factor 3;
bias system =
notes 3 and 4
normal mode;
V
note 3
normal mode;
V
LCD load is 10 A;
voltage multiplier factor 5;
bias system =
notes 3 and 4
Power-down mode;
V
bias system =
V
bit PRS = 1;
notes 3 and 5
partial screen mode;
V
LCD load is 10 A;
bias system =
V
bit PRS = 0;
notes 3, 4 and 5
normal mode;
V
LCD load is 10 A;
bias system =
V
bit PRS = 0;
notes 3, 4 and 5
LCDIN
LCDIN
LCDIN
LCDIN
LCDIN
LCDIN
LCD
LCDIN
LCD
LCDIN
LCD
control value = 28H;
control value = 00H;
control value = 5CH;
CONDITIONS
= 8.6 V (external);
= 4.5 V (external);
= 4.5 V (internal);
= 8.6 V (external);
= 8.6 V (internal);
= 8.6 V (external);
= 4.5 V (external);
= 8.6 V (external);
1
1
1
1
1
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/
/
/
/
6
9
9
6
9
31
;
;
;
;
;
MIN.
0.5
15
210
20
430
6
45
60
TYP.
Product specification
10
35
300
35
680
15
70
95
MAX.
PCF8820
UNIT
A
A
A
A
A
A
A
A