參數(shù)資料
型號(hào)： PCF2119X
廠商： NXP Semiconductors N.V.
英文描述： LCD controllers/drivers
中文描述： LCD控制器/驅(qū)動(dòng)器
文件頁(yè)數(shù)： 41/68頁(yè)
文件大?。?/td> 346K
代理商： PCF2119X
2003 Jan 30
41
Philips Semiconductors
Product specification
LCD controllers/drivers
PCF2119X
14 AC CHARACTERISTICS
V
DD1
= 1.5 to 5.5 V; V
DD2
= V
DD3
= 2.2 to 4.0 V; V
SS
= 0 V; V
LCD
= 2.2 to 6.5 V; T
amb
=
40 to +85
°
C; unless otherwise
specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
f
FR
f
OSC
LCD frame frequency (internal clock)
oscillator frequency (not available at any
pad)
external clock frequency
oscillator start-up time after power-down
V
DD
= 5.0 V
45
140
95
250
147
450
Hz
kHz
f
OSC(ext)
t
OSCST
Bus timing characteristics: parallel interface;
note 2
140
200
450
300
kHz
μ
s
note 1
W
RITE OPERATION
(
WRITING DATA FROM
MPU
TO
PCF2119
X
)
T
cy(en)
t
W(en)
t
su(A)
t
h(A)
t
su(D)
t
h(D)
R
EAD OPERATION
(
READING DATA FROM
PCF2119
X TO
MPU)
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)
enable cycle time
enable pulse width
address set-up time
address hold time
data delay time
500
220
50
25
20
150
250
100
ns
ns
ns
ns
ns
ns
ns
V
DD1
> 2.2 V
V
DD1
> 1.5 V
t
h(D)
data hold time
Timing characteristics: I
2
C-bus interface;
note 2
f
SCL
t
LOW
t
HIGH
t
SU;DAT
t
HD;DAT
t
r
t
f
C
B
t
SU;STA
SCL clock frequency
SCL clock low period
SCL clock high period
data set-up time
data hold time
SCL, SDA rise time
SCL, SDA fall time
capacitive bus line load
set-up time for a repeated START
condition
START condition hold time
set-up time for STOP condition
tolerable spike width on bus
bus free time between STOP and START
condition
1.3
0.6
100
0
15 + 0.1C
B
15 + 0.1C
B
0.6
400
300
300
400
kHz
μ
s
μ
s
ns
ns
ns
ns
pF
μ
s
notes 1 and 3
notes 1 and 3
t
HD;STA
t
SU;STO
t
SW
t
BUF
0.6
0.6
1.3
50
μ
s
μ
s
ns
μ
s
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