Dot Matrix LED Unit for Outdoor Use LT1474M(Lamp Type,Water-proof Type)
s
Features
¡No.
of dots : 16!16dots
¡Outline
dimensions : 320!320mm
¡Dot
size : 18!18mm(Using oval lamp)
¡Dot
pitch : 20.0mm
¡Radiation
color : Yellow-green+Red(High-luminosity)dichromatic type
¡Driving
method : 1/16 duty dynamic drive
LT1474M
s
Absolute Maximum Ratings
Parameter
Supply voltage for IC
Supply voltage for LED
Input voltage
*1
Turn-on time
Operating temperature
Storage temperature
Power dissipation
*1 V
I
<Vcc at Vcc≤5
Symbol
V
CC
V
LED
V
1
t
ON
T
opr
T
stg
P
Rating
-0.3 to +6.0
-0.3 to +9.5
-0.3 to V
CC
+0.3
1
-20 to +75
-25 to +100
176
(Ta=25˚C)
s
Electrical Characteristics
Parameter
Supply voltage for IC
Supply voltage for LED
IC current dissipation
*1
LED current dissipation
*1
(V
CC
=5V,V
LED
=9V,Ta=25˚C)
Unit
V
V
V
ms
˚C
˚C
W
Symbol
MIN. TYP. MAX. Unit
4.75
L
CC
5.0
5.25
V
8.75
9.0
V
LED
9.25
V
------
500
750
I
CC
mA
------
12
18
I
LED
A
3.5
------
------
V
IH
V
Input voltage
------
------
1.5
V
IL
V
------
------
0.1
I
IH
µA
Input current
------
------
0.12
I
IL
mA
Clock frequency
------
------
10
f
CLK
MH
Z
*1 Under the condition that dichromatic all dots are lit.
s
Optical Characteristics
Parameter
Red
Yellow-green
Viewing angle[Horizontal(Red/Yellow-green)]
Red
Peak emission wavelength
Yellow-green
Luminance
Symbol
Lv
2θ
1
/
2
λp
s
Timing Chart
(V
CC
=5V,V
LED
=9V,Ta=25˚C)
TYP.
1 900
1 500
60/70
660
565
Unit
cd/m
˚
nm
2
tsu
CLOCK
RDATA
GDATA
th
t
WCLK
V
D
(n+1) data
RDATA out
GDATA out
LATCH
td
D
td(C-L)
td(L-C)
t WL
V
D
(n+2) data
s
Terminal Functions
Connector
Power
supply
(CN1)
Function
Supply voltage for LED(+9V)
Supply voltage for IC(+5V)
Ground for IC
Ground for LED
Address specification signal for row driver
Serial data input for red
RDATA
(H=ON, L=OFF)
Serial data input for yellow-green
GDATA
(H=ON, L=OFF)
LATCH Latch signal of display data
RENABLE Controls ON/OFF of LED
GENABLE (H: LED OFF)
Clock signal for data transmission in the shift-
CLOCK register.(L/H: serial data is shifted.)
Symbol
V
LED
V
CC
GND1
GND2
A0 to A3
RENABLE
GENABLE
ADDRESS
(A0 to A3)
V
D
(n) data ON
td(E-A)
V
D(
n)
V
D
(n+1) data ON
td(A-E)
t
WENA
V
D(
n+1)
td(A-L)
s
Block Diagram
OUT
A0
A1
A2
A3
RDATA
GDATA
LATCH
GENABLE
CLOCK
GND1
RENABLE
NC
IN
A0
A1
A2
A3
RDATA
GDATA
LATCH
GENABLE
CLOCK
GND1
RENABLE
NC
GATE
2TO 4DECODER
PNP DRIVER
Input
signal
(CN2)
Luminance adjustment circuit
RADJ
Luminance adjustment circuit
RADJ
8BIT SHIFT-REGISTER
LATCH AND DRIVER
VD0
VD7
VD8
8BIT SHIFT-REGISTER
LATCH AND DRIVER
VD15
8BIT SHIFT-REGISTER
LATCH AND DRIVER
VD15
8BIT SHIFT-REGISTER
LATCH AND DRIVER
VD15
8BIT SHIFT-REGISTER
LATCH AND DRIVER
VD15
!2
VD15
!2
VD15
!2
VD15
!2
VD7
VD8
VD7
VD8
VD7
VD8
8BIT SHIFT-REGISTER
LATCH AND DRIVER
VD0
8BIT SHIFT-REGISTER
LATCH AND DRIVER
VD0
8BIT SHIFT-REGISTER
LATCH AND DRIVER
VD0
DATASELECTOR
Ground for signal
GND1
A0 to A3 Buffered input signal
Input signal generated through 16-bit shift
RDATA
register or buffer
Input signal generated through 16-bit shift
Output GDATA register or buffer
signal
LATCH Buffered input signal
(CN3)
RENABLE Buffered input signal
GENABLE
CLOCK Buffered input signal
Ground for signal(Connected to ground for IC)
GND1
Each signal is used as input signal for next unit.
* As for the terminal number, refer to the outline dimensions.
(Notice)
16!16 DOT
DICHROMATIC
LEDMATRIX
VD15
VD0
VD7
8BIT SHIFT-REGISTER
LATCH AND DRIVER
VD0
!2
VD7
8BIT SHIFT-REGISTER
LATCH AND DRIVER
VD0
!2
VD7
8BIT SHIFT-REGISTER
LATCH AND DRIVER
VD0
!2
VD7
8BIT SHIFT-REGISTER
LATCH AND DRIVER
!2
VD8
8BIT SHIFT-REGISTER
LATCH AND DRIVER
VD8
8BIT SHIFT-REGISTER
LATCH AND DRIVER
VD8
8BIT SHIFT-REGISTER
LATCH AND DRIVER
VD8
8BIT SHIFT-REGISTER
LATCH AND DRIVER
GADJ
Luminance adjustment circuit
GADJ
Luminance adjustment circuit
¡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/)
173
Dot Matrix LED Unit
13
13!13
239.2
(14.9!15=223.5)
Outline Dimensions(Unit:mm)
14
11
18
(16.6)
Height 11MAX
(Except CN1 to 3)
HD0
320
(P19.95!15=299.25)
12
(60.75)
18
HD16
HD0
120
14.9!15=223.5
Data shift direction
Data shift direction
(P19.95!15=299.25)
(206)
320
Height Max. 20
119.6
H
D15
VD0
H3
D1
VD15
HD15
Pin connection
CN1:(Power supply)
(206)
217
190
(177)
60
NO
1
2
3
4
5
6
NO
1
2
3
4
5
6
7
8
9
10
Name
VD0
Data shift direction
VD15
Red LED!3
Yellow-green LED!6
Lamp position in a dot(For all 256 pcs.)
139.65
119.7
39.9
39.9
139.65
119.7
12-Insert nut(M3)
(Depth 6MIN)
Positioning pin
VLED
VLED
Vcc
GND1
GND2
GND2
Name
NO
1
A0
2
A1
3
A2
RENABLE 4
5
RDATA
6
GDATA
7
LATCH
GENABLE 8
CLOCK
9
10
GND1
Name
14-ø4.2hole
CN2:(Input signal) CN3:(Output signal)
A0
A1
A2
RENABLE
RDATA
GDATA
LATCH
GENABLE
CLOCK
GND1
119.6
217
(159)
(10)
140.75
(2.5X9=22.5)
(50)
Pin connection
100.85
(57.4)
1.1
(27.5)
(12.5)
(12.5)
(27.5)
CN1:(Power supply)
1
2
3
4
5
6
1
2
3
4
5
6
7
8
9
10
11
12
VLED
VLED
VLED
VLED
VLED
VCC
A0
A1
A2
A3
RDATA
GDATA
LATCH
GENABLE
CLOCK
GND1
RENABLE
NC
7
8
9
10
11
12
GND1
GND2
GND2
GND2
GND2
GND2
(9)
80
(25) (25)
CN3
10 GADJ CN1 1
6
1 RADJ
(10)
CN2
10
1
12
GADJ
RADJ
(25)
GADJ
CN12
RADJ
12
98.65
(57.4)
119.6
1
CN3
CN1
1
CN2
CN2:(Input signal)
CN3:Output signal)
1
2
3
4
5
6
7
8
9
10
11
12
A0
A1
A2
A3
RDATA
GDATA
LATCH
GENABLE
CLOCK
GND1
RENABLE
NC
(50)
138.55
8-ø7concave
Water-proof rubber
ø7
(3.96!5= 19.8)
4
(45)
(145)
ø6.5
LT1541MN *1
*2
*1
LT1545M
*2
LT6E26TP
LT6U26TP
ø5 Yellow-green
ø5 Red
50
4-concave(Depth7)
(5.8)
(1.2)
Water-proof ring(3!3mm)
(230)
LT1541MN/LT1545M
LT1474M
512-t3(LED)
128
+0
-0.5
15
H
D0
24
20
16
H
D0
512-t3 chipLED
192
+0
-0.5
13.2
8.2
64
+0
-0.5
96
H
D15
V
D0
+0
-0.5
Data shift direction
V
D31
H
D15
V
D0
Data shift direction
V
D31
110
(25)
4-M3
(Depth Min. 6)
76
20
76
8-N3
Pin connection
13
VR3
VR2
CN3 1
(OUT)
10
VR1
(9) (9)
54
13
CN1
(Power supply)
No.
1
2
3
4
5
6
7
8
9
10
Name
V(B)
V(B)
V(R,G)
V(R,G)
VCC
GND
GND
GND
GND
GND
Pin connection
(10) (10)
V
R3
(B)
CN3
CUT V
R2
(GREEN)
13
V
R1
(RED)
84
1
CN1
(15) 10
1
(10)
CN2
IN
CN1
(Power supply)
13
1
No.
1
2
3
4
5
6
7
8
9
10
Name
V(B)
V(B)
V(R,G)
V(R,G)
VCC
GND
GND
GND
GND
GND
CN2(IN)
1
1
CN1
CN2
(Input signal)
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
Name
A0
A1
A2
A3
RDATA
GDATA
BDATA
LATCH
RENABLE
GENABLE
BENABLE
CLOCK
GND
CN3
(Output signal)
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
Name
A0
A1
A2
A3
RDATA
GDATA
BDATA
LATCH
RENABL
GENABL
BENABL
CLOCK
GND
CN2
(Input signal)
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
Name
A0
A1
A2
A3
RDATA
GDATA
BDATA
LATCH
RENABLE
GENABLE
BENABLE
CLOCK
GND
CN3
(Output signal)
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
Name
A0
A1
A2
A3
RDATA
GDATA
BDATA
LATCH
RENABL
GENABL
BENABL
CLOCK
GND
LT1550W
(Notice)
LT1560W
¡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/)
179
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