V
AND1391ST-EO
128 x 128 Dots
Intelligent Graphics Display
The AND1391ST-EO is a full dot matrix LCD module
including an LCD controller and display RAM. This device
can display graphic patterns and symbols and is suitable for
a message display for various instruments such as business
machine terminals.
Features
• RoHS Compliant
• Full dot-matrix structure with 128 dots x 128 dots
• 1/128 Duty, 1/12 bias
• STN LCD, positive, gray
• 6 o’clock viewing angle
• 8 bits parallel data input, w/controller IC T5953C, QFP type
• Built-in EL backllight
Dot Matrix Dimensions
Mechanical Characteristics
Item Specification Unit
Outline
Dimensions
85.0 H x 100.0 V x 14.5 D mm
Number of Dots 128 H x 128 V
# of Characters
16 x 16 (256) Characters
8 x 8 dot format, alpha-numeric
Viewing Area 62.0 H x 62.0 V mm
Active Area 55.01 H x 55.01V mm
Dot Size 0.40 H x 0.40 V mm
Dot Pitch 0.43 H x 0.43 V mm
Weight (approx.) 82 gram
Absolute Maximum Ratings
Item Symbol Min. Max. Unit
Power Supply Voltage
LCD Drive Supply
Voltage
Input Voltage
Operating Temp.
Storage Temperature
Humidity
V
DD
V
-V
DD
V
IN
T
op
T
stg
H
D
0 7.0 V
5.3 25
EE
-0.3
0 50°C
-20 70 ˚C
– 90 %RH
Electrical Characteristics (TA = 25°C)
Item Symbol Min. Typ. Max. Unit
Logic Supply Voltage
“H” Input Voltage
“L” Input Voltage
“H” Output Voltage
“L” Output Voltage
Supply Current
V
V
V
V
V
I
DD
4.5 5.0 5.5 V
DD
V
IH
IL
OH
OL
DD
–2.2
0 – 0.8 V
V
DD
–0.3
0 – 0.3 V
– 7.0 14.0 mA
LC D Driving Voltage
(V
- V
DD
Note: V
.
)V
O
+
=
5V ± 10%, V
DD
SS
O-P
=
– 18.5 – V
+
0V, T
= 25°C
A
V
+0.3
DD
–
–
V
V
V
DD
DD
V
V
Product specifications contained herein may be changed without prior notice.
It is therefore advisable to contact Purdy Electronics before proceeding with the design of equipment incorporating this product.
1
Tel: 408.523.8200 • Fax: 408.733.1287 • sales@purdyelectronics.com • www.purdyelectronics.com
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
7/20/07
C ≥
θ
θ
AND1391ST-EO
Intelligent Graphics Display
Optical Characteristics (TA = 25˚C, φ = 0°, θ = 0)
Item Symbol Condition Min. Typ. Max. Unit
Viewing Angle θ
2.0, φ =0° -40 – – degree
Contrast C θ =5°, φ =0° 57– –
Response
Time (rise)
Response
Time (fall)
T
T
=5°, φ =0° – 150 – ms
r
f
=5°, φ =0°
– 300 – ms
Note: Refer to Applications Section for definitions of viewing
angle, contrast ratio, response time (on and off) and
luminance.
Connector Pin Assignment
Pin No. Signal Function
1 FGND Frame Ground (connected to metal bezel)
2
3
4
5WR
6RD
7CE
SS
V
Power Supply (V
DD
V
Operating Voltage for LCD
O
Data Write (write data to the module at “L”)
Data Read (read data from the module at “L”)
Chip Enable for the modul (active at “L”)
Power Supply (V
V
SS
DD
=0)
>V
)
SS
WR = “L”; C/D = “H”: Command Write,
C/D
8 C/D
= “L”: Data Write RD = “L”,
C/D
= “H”: Command Read
C/D
= “L”: Data Read
9 NC No connection
10 RESET
Controller Reset (module reset)
11 D0 Data Input/Output (D0=MSB)
12 D1 Data Input/Output
13 D2 Data Input/Output
14 D3 Data Input/Output
15 D4 Data Input/Output
16 D5 Data Input/Output
17 D6 Data Input/Output
18 D7 Data Input/Output (D7=LSB)
19 FS
Font select. Open or connect to V
Connect t o V
: 8 x 8 dot
SS
: 6 x 8 dot font
DD
20 NC No connection
Power Supply
The LCD panel is driven by the voltage V
adjustable V
is required for contrast control and
EE
temperature compensation.
Temperature Variations
Temperature
0°C 14.1
+25°C 13.0
+50°C 11.1
V
DD
–V
DD
–V
(EO option)
EE
EE
Timing Relationships and Diagram
Signal Timing Relationships
Item Symbol Min. Max. Unit
C/D Set-Up Time
C/D Hold Time
CE
, RD, WR
Pulse Width
Data Set-Up Time
Data Hold Time
Access Time
Output Hold Time
Timing Diagram
t
CDS
t
CDH
,t
, t
t
CE
RD
t
DS
t
DH
t
ACC
t
OH
WR
100 –
10 –
80 –
80 –
40 –
– 150
10 50
, so an
ns
7/20/07
Tel: 408.523.8200 • Fax: 408.733.1287 • sales@purdyelectronics.com • www.purdyelectronics.com
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
2
Block Diagram
AND1391ST-EO
Intelligent Graphics Display
3
Tel: 408.523.8200 • Fax: 408.733.1287 •sales@purdyelectronics.com • www.purdyelectronics.com
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
7/20/07
AND1391ST-EO
Intelligent Graphics Display
Backlight Characteristics
Maximum Ratings
Item Symbol Max. Unit
Supply voltage Vmax 170 Vrms
Supply frequency Fmax 1000 Hz
Operating Temperature Topr -35~+50 °C
Operating humidity Hopr 90 %RH
Storage temperature Tstg -40~+60 °C
Storage humidity Hstg 70 %RH
Electrical Characteristics
Item Condition Unit Min. Typ. Max.
Initiate Intensity (sine wave)
CIE color coordinate X VAC 110 – – 0.3127 –
Y Vrms – – 0.4072 –
Current density Freq 400
Power density Hz
Color – – – White –
Using Specification
Item Specification Unit
Operating voltage 110 Vrms
Frequency 400 Hz
2
cd/m
mA/cm
mW/cm
2
2
48 60 –
– 0.14 –
– 2.97 –
7/20/07
Tel: 408.523.8200 • Fax: 408.733.1287 • sales@purdyelectronics.com • www.purdyelectronics.com
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
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