参数资料
型号: NT3881DF-02
厂商: Electronic Theatre Controls, Inc.
英文描述: Dot Matrix LCD Controller and Driver
中文描述: 点阵LCD控制器和驱动程序
文件页数: 8/29页
文件大小: 207K
代理商: NT3881DF-02
NT3881D
8
V2.4
DC Electrical Character (continued)
Symbol
Parameter
Min.
Typ.
Max.
Unit
Conditions
Applicable Pin
External Clock Operation
f
CP
External Clock Operating
Frequency
125
270
350
KHz
t
DUTY
External Clock Duty Cycle
45
50
55
%
t
RCP
External Clock Rise Time
0.1
-
0.5
μ
s
t
FCP
External Clock Fall Time
0.1
-
0.5
μ
s
Internal Clock Operation (RC Oscillator)
f
OSC
Oscillator Frequency
190
270
350
KHz
Rf = 91K
±
2%
Internal Clock Operation (Ceramic Resonator Oscillator)
f
OSC
Oscillator Frequency
245
250
255
KHz
Ceramic resonator
V
LCD1
V
LCD2
LCD Driving Voltage
4.6
3.0
-
V
DD
V
V
DD
- V
5
1/5 bias
1/4bias
AC Characteristics
Read Cycle (VDD = 5.0V, GND = VEE = 0V, TA = 25
°
C)
Symbol
Parameter
Min.
Typ.
Max.
Unit
Conditions
t
CYCE
Enable Cycle Time
500
-
-
ns
Figure 1
t
WHE
Enable "H" Level Pulse Width
300
-
-
ns
Figure 1
t
RE
, t
FE
Enable Rise/Fall Time
-
-
25
ns
Figure 1
60
1
t
AS
RS, R/W Setup Time
100
2
-
-
ns
Figure 1
t
AH
RS, R/W Address Hold Time
10
-
-
ns
Figure 1
t
RD
Read Data Output Delay
-
-
190
ns
Figure 1
t
DHR
Read Data Hold Time
20
-
-
ns
Figure 1
相关PDF资料
PDF描述
NT3881DH-01 Dot Matrix LCD Controller and Driver
NT3881DH-02 Dot Matrix LCD Controller and Driver
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NT3882F Dot Matrix LCD 40-Channel Driver
NT3882H Dot Matrix LCD 40-Channel Driver
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