(Notice)
In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP
devices shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.
(Internet)
Data for sharp's optoelectronic/power device is provided for internet.(Address http://www.sharp.co.jp/ecg/)
t
WCLK
td(C-L)
t dD
tWL
td(E-L)
th
tsu
td(L-C)
td(E-A)
td(L-A)
td(A-E)
td(L-E)
(A0 to A3)
ADDRESS
GDATA
RDATA,
CLOCK
OFF
RDATAout
GDATAout
LATCH
ENABLE
OFF
(n+1)th line's data ON
n th line's data ON
(n+1)th line's data
(n+2)th line's data
(n+1)th line
n th line
t WENA
Connector
Power
supply
(CN1)
Input
signal
(CN2)
Output
signal
(CN3)
Symbol
V
LED
V
CC
GND1
GND2
A0 to A3
RDATA
GDATA
LATCH
ENABLE
CLOCK
GND1
A0 to A3
RDATA
GDATA
LATCH
ENABLE
CLOCK
GND1
Function
Supply voltage for LED (+5V)
Supply voltage for IC (+5V)
Ground for IC
Ground for LED
Address specification signal for row driver
Serial data input for red (H=ON, L=OFF)
Serial data input for yellow-green (H=ON, L=OFF)
Latch signal of display data. H: Serial data is
converted to parallel data. L: Contents are latched.
Controls ON/OFF of LED (H: LED OFF)
Clock signal for data transmission in the
shift-register. (LH: serial data is shifted.)
Ground for signal
Buffered input signal
Input signal generated through 16-bit shift register
or buffer
Input signal generated through 16-bit shift register
or buffer
Buffered input signal
Buffered input signal
Buffered input signal
Ground for signal
Each signal is used as input signal for next unit.
* As for the terminal number, refer to the outline dimensions.
(V
CC
=5V,V
LED
=5V,Ta=25C)
Luminance
Peak emission wavelength
Parameter
Viewing angle
Red
Yellow-green
Red
Yellow-green
Symbol
L
V
2
1
/
2
p
TYP.
100
100
70
635
565
Unit
cd/m
2
nm
Parameter
Supply voltage for IC
Supply voltage for LED
Input voltage
LED current dissipation
Turn-on time
Operating temperature
Storage temperature
Power dissipation
Symbol
V
CC
V
LED
V
I
I
LED
t
ON
T
opr
T
stg
P
Rating
-0.3 to +6.0
-0.3 to +6.0
-0.3 to Vcc+0.3
1
-10 to +45
-20 to +70
13
Unit
V
V
V
A
ms
C
C
W
(Ta=25C)
Parameter
Supply voltage for IC
Supply voltage for LED
IC current dissipation
*1
LED current dissipation
*1
Input voltage
Input current
Clock frequency
Frame frequency
Symbol
V
CC
V
LED
I
CC
I
LED
V
IH
V
IL
I
IH
I
IL
f
CLK
f
FR
MIN.
4.75
4.5
------
------
3.5
------
------
------
------
80
TYP.
5.0
5.0
25
2.0
------
------
------
------
------
------
MAX.
5.25
5.25
50
2.3
------
1.5
0.1
0.12
4
625
Unit
V
V
mA
A
V
V
A
mA
MH
Z
H
Z
(V
CC
=5V,V
LED
=5V,Ta=25C)
*1 Under the condition that dichromatic all dots are lit.
163
s
Absolute Maximum Ratings
s
Terminal Functions
s
Electrical Characteristics
s
Timing Chart
s
Block Diagram
LT1451ED
Dot Matrix LED Unit for Indoor Use LT1451ED(Chip On Board Type)
s
Features
No. of dots : 16!16dots
Outline dimensions : 96!96mm
Dot size : 5.0mm
Dot pitch : 6.0mm
Radiation color : Yellow-green+Red(dichromatic type)
Driving method : 1/16 duty dynamic drive
s
Optical Characteristics
DECODER
Mono-Multi
&
S
H
I
F
T
R
E
G
I
S
T
E
R
MATRIX
D
R
I
V
E
R
D
R
I
V
E
R
DRIVER
CN3
A0
A1
A2
A3
ENABLE
RDATA
GDATA
LATCH
CLK
CN2
LED
L
A
T
C
H
(
G
)
&
S
H
I
F
T
R
E
G
I
S
T
E
R
L
A
T
C
H
(
R
)
VOL.1
G.ADJ
VOL.2
R.ADJ
OSC
Vcc
1K
47K
HC367
Input circuit
B
U
F
F
E
R
B
U
F
F
E
R
A0
A1
A2
A3
ENABLE
RDATA
GDATA
LATCH
CLK
(Notice)
In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP
devices shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.
(Internet)
Data for sharp's optoelectronic/power device is provided for internet.(Address http://www.sharp.co.jp/ecg/)
177
Dot Matrix LED Unit
Outline Dimensions(Unit:mm)
3
-
0
.
1
5
3
+
0
2 Vcc
27.4
0.3
P6.0
!
15=90
95.7
H
0.3
93
0.1
D15
H
V
43.5
40
0.1
8 ENABLE
7 LATCH
6 GDATA
3 A2
2 A1
1 A0
D0
V
4 A3
5 RDATA
Pin No.
CN3(Output signal)
10 GND1
9 CLOCK
4 A3
CN2(Input signal)
1 A0
2 A1
3 A2
2
6
1
6
.
5
3
.
9
6
!
3
=
1
1
.
8
10
4
CN1
CN3 CN2
18
24
9
1
1
0
.
1
3
3
3
3
2
5
2
5
9
3
4-M3(Screw depth 6)
4
0
0
.
1
4
0
3 GND1
1 VLED
Pin No.
CN1(Power supply)
40
43.5
4 GND2
5 RDATA
6 GDATA
7 LATCH
8 ENABLE
9 CLOCK
10 GND1
Pin No.
VOL.1
VOL.2
14
D15
D0
256-5
2
.
5
!
9
=
2
2
.
5
P
6
.
0
!
1
5
=
9
0
9
5
.
7
0
.
3
D
a
t
a
s
h
i
f
t
d
i
r
e
c
t
i
o
n
Name
Name
Name
Pin connection
V
D31
-0.5
+0
192
(76)
-
0
.
5
+
0
9
6
VR2
VR1
C N 1
I N
1 0
1
1
7
C
N
2
1
(
2
0
)
(
1
0
)
(
1
0
)
8
4
H
D0
V
D15
7
10
Name
A0
A1
A2
A3
RDATA
GDATA
4
3
2
Name
A3
CN3(Output signal)
A2
A1
A0
1
6
5
ENABLE
GND
LATCH
CLOCK
9
8
6
1
2
3
4
5
1
6
5
4
3
2
Pin No.
10
7
9
8
7
10
GND
Name
GND
VCC
CN1(Power supply)
VLED
VLED
VLED
Pin No.
8-M3 Insert nut
(Effective screw depth 4)
(76)
(15)
GDATA
RDATA
512-
t
3 chip LED
76
20
D0
H
76
OUT
Pin No.
LATCH
CLOCK
GND
ENABLE
GND
CN2(Input signal)
Data shift direction
8.2
C
N
3
(
1
0
)
Pin connection
3
.
9
6
!
3
=
1
1
.
8
8
)
(
2
.
5
!
9
=
2
2
.
5
)
CN3
CN2
1
4
1
10
CN1
VR2
VR1
1
10
4
3
2
1
GND2
GND1
VCC
VLED
A2
A1
A0
A2
A1
A0
RENABLE
RDATA
GDATA
LATCH
GENABLE
CLOCK
GND1
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
10
10
RENABLE
RDATA
GDATA
LATCH
GENABLE
CLOCK
GND1
CN2(Input signal)
CN3(Output signal)
CN1(Power supply)
V
D15
V
D0
H
D16
H
D31
H
D0
H
D15
D
a
t
a
s
h
i
f
t
d
i
r
e
c
t
i
o
n
D
a
t
a
s
h
i
f
t
d
i
r
e
c
t
i
o
n
(P6.0
!
1590.0)
9
5
.
7
0
.
3
95.7
3
P
6
.
0
!
1
5
=
9
0
.
0
)
(256-5.0)
4-M3(Depth6MIN)
1
3
.
5
(
1
7
.
0
)
7
8
.
0
(26.0)
(5.0)
(4.0)
9
5
.
5
95.5
1
2
.
3
1
5
.
0
78.0
Pin connection
LT1455M/LT1456M
LT1451ED
LT1560ED
5
6
8
8.2
-0.5
+0
96
V
D23
H
D0
(5)
(28)
(10)
GND
GND
GND
VCC
Pin No.
VLED
VLED
Name
VLED
V
D0
9
6
+
0
H
D23
Pin No.
7
8
9
ENABLE
A3
A1
A2
A4
CLOCK
LATCH
GDATA
RDATA
1
12
CN2
IN
(
1
0
)
12
7
6
10
2
3
4
5
8
9
12
GND
10
2
3
4
5
6
12
1
CN3
OUT
1
7
CN1
(
1
0
)
576-
t
3 chip LED
8
4
0
.
2
5
(
1
0
)
(
2
2
)
(Effective screw depth 4)
VR1
VR2
CN3(Output signal)
Data shift direction
76
0.25
(28)
11
GND
11
CN2(Input signal)
CN1(Power supply)
Pin No.
1
2
3
4
5
6
7
A2
A1
A3
CLOCK
LATCH
GDATA
RDATA
A4
-
0
.
5
GND
GND
ENABLE
4-M3 Insert nut
Name
Name
A0
1
1
A0
Pin connection
LT1525ED
7
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