(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/)
Supply voltage for IC
Supply voltage for LED
Input voltage
Operating temperature
Storage temperature
V
CC
V
LED
V
I
T
opr
T
stg
-0.3 to +6.0
-0.3 to +5.5
-0.3 to Vcc+0.3
-10 to +65
-20 to +85
V
V
V
ms
Turn-on time
t
ON
1
C
C
Power dissipation
P
22
W
Parameter
Rating
Unit
(Ta=25C)
Symbol
Supply voltage for IC
Supply voltage for LED
IC current dissipation
LED current dissipation
*1
Signal input voltage
V
CC
V
LED
I
CC
I
LED
V
IL
4.75
4.5
------
------
3.5
5.0
5.0
15
3.5
------
Clock frequency
f
CLK
------
------
V
IH
------
------
Signal input current
I
IL
------
------
I
IH
------
------
Parameter
Symbol
MIN.
TYP.
5.25
5.25
40
3.9
------
3.0
1.5
0.1
0.12
MAX.
V
V
mA
A
V
MHz
Frame frequency
f
FR
125
200
400
Hz
V
A
mA
Unit
(V
CC
=5V,V
LED
=5V,Ta=25C)
*1 Under the condition that dichromatic all dots are lit.
166
s
Absolute Maximum Ratings
s
Electrical Characteristics
(V
CC
=5V,V
LED
=5V,Ta=25
C
)
Radiation color
Red
Yellow-green
2
550/1000
450/1000
Unit
cd/m
2
Rank
1
450/700
330/700
Each figure in the table is the one of LT1455M/LT1456M in sequence.
Luminance is classified into 2 ranks shown below.
(V
CC=
5V,V
LED=
5V,Ta=25C)
TYP.
50/40
660
565
Unit
nm
Symbol
2
1
/
2
Red
Yellow-green
p
Parameter
Viewing angle
Peak emission wavelength
Each figure in the table is the one of LT1455M/LT1456M in sequence.
s
Timing Chart
Dot Matrix LED Unit for Indoor/Outdoor Use LT1455M/LT1456M(Lamp Type)
s
Features
No. of dots : 16!16dots
Outline dimensions : 96.0!96.0mm
Dot size : 5.0mm
Dot pitch : 6.0mm
Radiation color : Yellow-green+Red(High-luminosity)dichromatic type
Driving method : 1/8 duty dynamic drive
s
Optical Characteristics
s
Terminal Functions
s
Block Diagram
s
Luminance
t
V
D
(n+2) data
td
D
tsu
th
V0(n+1) data
V
D
(n+1) data ON
V
D
(n) data ON
V
D(
n)
VD(n+1)
t
WENA
td(C-L)
td(L-C)
t
WL
WCLK
ON
ON
ON
ON
ON
t=1/f osc
ON
ON
CLOCK
RDATA
GDATA
RDATAout
GDATAout
GENABLE
ADDRESS
ENABLE
LATCH
RENABLE
(A0~A2)
Internal
OFF
OFF
td(A-E)
td(E-A)
td(L-E)
td(E-L)
Connector
V
CC
GND1
GND2
A0 to A2
RDATA
CLOCK
GND1
A0 to A2
RDATA
LATCH
GENABLE
CLOCK
GND1
Serial data input for red(H=ON, L=OFF)
Shift from up to down in the unit
H
D16
/H
D31
/H
D0
/H
D15
GDATA
Serial data input for yellow-green(H=ON, L=OFF)
Shift from up to down in the unit
H
D16
/H
D31
/H
D0
/H
D15
Clock signal for data transmission in the shift-
register.(L/H: serial data is shifted.)
Ground for signal (Connected to ground for IC)
Buffered input signal
RENABLE Buffered input signal
Input signal generated through 32-bit shift register
Buffered input signal
Buffered input signal
Buffered input signal
Ground for signal (Connected to ground for IC)
Symbol
Function
Supply voltage for IC(+5V)
V
LED
Supply voltage for LED(+5V)
Ground for IC
Ground for LED
Address specification signal for column driver
Output signal
(CN3)
Input signal
(CN2)
Power supply
(CN1)
Each signal is used as input signal for next unit.
* As for the terminal number, refer to the outline dimensions
GDATA
Input signal generated through 32-bit shift register
RENABLE
GENABLE
Controls ON/OFF of each color of LED
(H: LED OFF)
LATCH
Latch signal of display data H: Serial data is converted
to parallel data.L: Contents are latched.
Luminance adjustment circuit
Input/output circuit
VR2
VR1
473
331
HC367
HC123
OSC
MONO-MULTI
MATRIX
V
D15
V
D0
HD0
HD16
HD31
HD31
HD15
HD15
HD16
HD0
1
6
B
I
T
S
H
I
F
T
-
R
E
G
I
S
T
E
R
L
A
T
C
H
A
N
D
D
R
I
V
E
R
1
6
B
I
T
S
H
I
F
T
-
R
E
G
I
S
T
E
R
L
A
T
C
H
A
N
D
D
R
I
V
E
R
1
6
B
I
T
S
H
I
F
T
-
R
E
G
I
S
T
E
R
L
A
T
C
H
A
N
D
D
R
I
V
E
R
1
6
B
I
T
S
H
I
F
T
-
R
E
G
I
S
T
E
R
L
A
T
C
H
A
N
D
D
R
I
V
E
R
PNP DRIVER
3 TO 8 DECODER
16
!
16 DOT
LED
DICHROMATIC
A0
OUT
A1
A2
CLOCK
GENABLE
LATCH
GDATA
RDATA
RENABLE
A0
A1
A2
CLOCK
GENABLE
LATCH
GDATA
RDATA
RENABLE
LT1455M
LT1456M
(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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