參數(shù)資料
型號: PCF8577C
廠商: NXP SEMICONDUCTORS
元件分類: 顯示驅(qū)動器
英文描述: LCD direct/duplex driver with I2C-bus interface
中文描述: LIQUID CRYSTAL DISPLAY DRIVER, PDSO40
文件頁數(shù): 13/28頁
文件大?。?/td> 175K
代理商: PCF8577C
1998 Jul 30
13
Philips Semiconductors
Product specification
LCD direct/duplex driver with
I
2
C-bus interface
PCF8577C
Notes
1.
2.
3.
4.
5.
Typical conditions: V
DD
= 5 V; T
amb
= 25
°
C.
Resets all logic when V
DD
<
V
POR
.
Periodically sampled, not 100% tested.
Outputs measured one at a time.
Outputs measured one at a time; V
DD
= 5 V; I
load
= 100
μ
A.
Input A1
V
IL(A1)
V
IH(A1)
LOW-level input voltage
HIGH-level input voltage
0
0.7V
DD
0.3V
DD
V
DD
V
V
Input A2
V
IL(A2)
V
IH(A2)
LOW-level input voltage
HIGH-level input voltage
0
V
DD
0.10
0.10
V
DD
V
V
Input SCL; SDA
V
IL(SCL; SDA)
V
IH(SCL; SDA)
C
i
LOW-level input voltage
HIGH-level input voltage
input capacitance
0
0.7V
DD
0.3V
DD
6
7
V
V
pF
note 3
Output SDA
I
OL
LOW-level output current
V
OL
= 0.4 V; V
DD
= 5 V
3
mA
A1; SCL; SDA
I
L1
leakage current
V
I
= V
DD
or V
SS
1
+1
μ
A
A2/BP2; BP1
I
L2
leakage current
V
I
= V
DD
or V
SS
5
+5
μ
A
A2/BP2
I
pd
pull-down current
V
I
= V
DD
5
1.5
μ
A
A0/OSC
I
L3
leakage current
V
I
= V
DD
1
μ
A
Oscillator
I
OSC
start-up current
V
I
= V
SS
1.2
5
μ
A
LCD outputs
V
DC
I
OL1
DC component of LCD driver
LOW-level segment output
current
HIGH-level segment output
current
backplane output resistance
(BP1; BP2)
0.3
±
20
mV
mA
V
DD
= 5 V; V
OL
= 0.8 V;
note 4
V
DD
= 5 V;
V
OH
= V
DD
0.8 V; note 4
V
O
= V
SS
or V
DD
or
1
2
(V
SS
+ V
DD
); note 5
I
OH1
0.3
mA
R
BP
0.4
5
k
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
(1)
MAX.
UNIT
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