PCF8531U NXP [NXP Semiconductors], PCF8531U Datasheet - Page 31

• Manufacturer Part Number: PCF8531U
• Description: 34 x 128 pixel matrix driver
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
Table 15.
V
to +85 C; unless otherwise specified.
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
PCF8531_4
Product data sheet
Symbol
I
I
V
Logic
V
V
I
I
Column and row outputs
R
TC
T
DD
DD(LCD)
OL(SDA)
LI
DD1
V
V
ints
POR
IL
IH
O
bias
LCD
As the programming range for the internally generated V
while setting the VOP register and selecting the temperature compensation, that the V
under all conditions and including all tolerances.
LCD outputs are open circuit, inputs at V
V
V
V
Resets all logic when V
I
V
load
= 1.8 V (1.9 V) to 5.5 V; V
DD1
DD1
DD1
LCD
to V
to V
to V
50 A; outputs are tested one at a time.
7.7 V.
Static characteristics
DD3
DD3
DD3
Parameter
supply current
LCD supply current
power-on reset voltage
LOW-level input voltage
HIGH-level input voltage
LOW-level output current
on pin SDA
input leakage current
output resistance
bias voltage variation
LCD voltage variation
temperature coefficient
intersection temperature
= 2.75 V; V
= 2.85 V; V
= 2.75 V; V
DD1
LCD
LCD
LCD
= 3.5 V; f
= 7.0 V; voltage multiplier = 3
= 9.0 V; f
V
DD2
POR
and V
.
…continued
osc
osc
DD
= 34 kHz.
DD3
= 34 kHz.
or V
Conditions
Power-down mode; internal V
normal mode; internal V
normal mode; external V
normal mode; external V
icon mode; external V
V
V
column outputs: C0 to C127
row outputs: R0 to R33
outputs R0 to R33 and C0 to
C127
TC
T
amb
= 2.5 V to 4.5 V; V
OL
I
TC
TC
TC
TC
TC
TC
TC
TC
= V
1
SS
= 0.4 V; V
to TC
= 20 C to +70 C
0
1
2
3
4
5
6
7
; bus inactive.
DD
; TC[2:0] = 000
; TC[2:0] = 001
; TC[2:0] = 010
; TC[2:0] = 011
; TC[2:0] = 100
; TC[2:0] = 101
; TC[2:0] = 110
; TC[2:0] = 111
Rev. 04 — 13 June 2008
or V
7
LCD
SS
DD
allows values above the maximum allowed V
V
DD
= 5.0 V
; f
SS1
osc
LCD
= 34 kHz.
= V
LCD
LCD
LCD
SS2
LCD
= 0 V; V
[2][3]
[2][4]
[2][5]
LCD
[2]
[6]
[7]
[8]
DD1
maximum limit of 9 V will never be exceeded
Min
-
-
-
-
-
0.9
V
0.7V
3.0
-
-
-
-
-
-
-
-
-
-
-
-
1
100
to V
SS
DD
DD3
34 x 128 pixel matrix driver
Typ
2
170
10
25
15
1.2
-
-
-
-
12
12
0
-
0
27
V
0.026
0.039
0.052
0.078
0.13
0.19
0.26
LCD
LCD
, the user must ensure,
PCF8531
9.0 V; T
© NXP B.V. 2008. All rights reserved.
Max
10
350
50
100
70
1.6
0.3V
V
-
+1
20
20
+100
-
-
-
-
-
-
-
-
-
3.9
DD
DD
amb
Unit
V
V
V
mA
k
k
mV
%
%/K
%/K
%/K
%/K
%/K
%/K
%/K
%/K
= 40 C
C
A
A
A
A
A
A
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