NT3881D ETC-unknow, NT3881D Datasheet - Page 8

• Manufacturer Part Number: NT3881D
• Description: Dot Matrix Lcd Controller And Driver
• Manufacturer: ETC-unknow

DC Electrical Character (continued)
AC Characteristics
Read Cycle
External Clock Operation
Internal Clock Operation (RC Oscillator)
Internal Clock Operation (Ceramic Resonator Oscillator)
Symbol
V
V
Symbol
t
f
f
t
t
t
DUTY
f
RCP
OSC
OSC
LCD1
LCD2
RE
FCP
t
CP
t
t
CYCE
WHE
t
t
t
DHR
AS
AH
RD
, t
FE
External Clock Operating
Frequency
External Clock Duty Cycle
External Clock Rise Time
External Clock Fall Time
Oscillator Frequency
Oscillator Frequency
LCD Driving Voltage
(VDD = 5.0V, GND = VEE = 0V, TA = 25"C)
Enable Cycle Time
Enable "H" Level Pulse Width
Enable Rise/Fall Time
RS, R/W Setup Time
RS, R/W Address Hold Time
Read Data Output Delay
Read Data Hold Time
Parameter
Parameter
Min.
125
190
245
0.1
0.1
4.6
3.0
45
Min.
100
500
300
60
10
20
-
-
1
2
Typ.
8
270
250
270
50
-
-
-
Typ.
Max.
350
350
255
V
0.5
0.5
-
-
-
-
-
-
-
55
DD
Unit
KHz
KHz
KHz
$s
$s
%
V
Max.
190
25
-
-
-
-
-
Rf = 91K%&' 2%
Ceramic resonator
V
DD
- V
Conditions
5
1/5 bias
1/4bias
Unit
ns
ns
ns
ns
ns
ns
ns
Applicable Pin
NT3881D
Conditions
Figure 1
Figure 1
Figure 1
Figure 1
Figure 1
Figure 1
Figure 1
V2.4