參數(shù)資料
型號(hào)： PCF2105
廠商： NXP Semiconductors N.V.
英文描述： LCD controller/driver
中文描述： LCD控制器/驅(qū)動(dòng)器
文件頁數(shù)： 28/48頁
文件大?。?/td> 289K
代理商： PCF2105
1998 Jul 30
28
Philips Semiconductors
Product specification
LCD controller/driver
PCF2105
Notes
1.
2.
3.
4.
5.
LCD outputs are open-circuit; inputs at V
DD
or V
SS
; bus inactive; internal or external clock with duty factor 50%.
Resets all logic when V
DD
< V
POR
.
When the voltages are above V
DD
or below V
SS
, an input current may flow; this current must not exceed
±
0.5 mA.
Tested on sample basis.
Resistance of output terminals (R32 to R1 and C60 to C1) with load current I
L
= 150
μ
A; V
OP
= V
DD
V
LCD
= 9 V;
outputs measured one at a time.
LCD outputs open-circuit.
6.
15 AC CHARACTERISTICS
V
DD
= 2.5 to 6.0 V; V
SS
= 0 V; V
LCD
= V
DD
3.5 V to V
DD
9 V; T
amb
=
40 to +85
°
C; unless otherwise specified.
LCD outputs
R
o(ROW)
row output resistance on
pads R32 to R1
column output resistance on
pads C60 to C1
bias voltage tolerance on
pads R32 to R1 and C60 to C1
note 5
1.5
3
k
R
o(COL)
note 5
3
6
k
V
bias(tol)
note 6
±
20
±
130
mV
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
f
fr(LCD)
f
osc
LCD frame frequency (internal clock)
oscillator frequency (external clock)
note 1
40
90
65
150
100
225
Hz
kHz
Bus timing characteristics: Parallel Interface;
notes 1 and 2
W
RITE OPERATION
(
WRITING DATA FROM MICROCONTROLLER TO
PCF2105); see Fig.23
T
cy(en)
t
W(en)
t
su(A)
t
h(A)
t
su(D)
t
h(D)
R
EAD OPERATION
(
READING DATA FROM
PCF2105
TO MICROCONTROLLER
); see Fig.24
enable cycle time
enable pulse width
address set-up time
address hold time
data set-up time
data hold time
500
220
50
25
60
25
ns
ns
ns
ns
ns
ns
T
cy(en)
t
W(en)
t
su(A)
t
h(A)
t
d(D)
t
h(D)
enable cycle time
enable pulse width
address set-up time
address hold time
data delay time
data hold time
500
220
50
25
20
150
100
ns
ns
ns
ns
ns
ns
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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