PCF8820U Philips Semiconductors, PCF8820U Datasheet - Page 35
PCF8820U
Manufacturer Part Number
PCF8820U
Description
67 x 101 Grey-scale/ECB colour dot matrix LCD driver
Manufacturer
Philips Semiconductors
Datasheet
1.PCF8820U.pdf
(60 pages)
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Philips Semiconductors
Notes
1. Frame frequency:
2. V
3. Not available at any pad.
4. Decoupling capacitor between V
5. All timing values are valid within V
6. C
2000 Dec 07
handbook, full pagewidth
t
t
t
SYMBOL
SU;STO
W(spike)
BUF
67 101 Grey-scale/ECB colour dot matrix
LCD driver
V
voltage swing from V
DD
DD2
b
is the total capacitance (in pF) of one bus line.
unchanged after frequency calibration.
or V
set-up time for STOP condition
tolerable spike width on bus
BUS free time
DD3
V DD1
V DD1
RES
RES
RES
SDA,
SCL
reduces t
PARAMETER
f
frame
SS1
su
.
to V
=
------------ -
4352
f
DD1
ext
.
LCDIN
DD1
or
f
, V
frame
and V
DD2
t WL
t su
, V
=
SS1
Fig.24 Reset timing.
------------ -
4352
DD3
f
osc
is 100 nF. A higher capacitance increases t
CONDITIONS
and T
t WL
35
amb
t oper
t WH
ranges and are referenced to V
t WH
t WL
0.6
1.3
MIN.
t WL
TYP.
su
IL
and V
and a higher V
Product specification
MGT135
PCF8820
50
IH
MAX.
with an input
ns
UNIT
DD1
s
s
,
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