(Notice)
ˇ
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)
ˇ
Data for sharp's optoelectronic/power device is provided for internet.(Address http://www.sharp.co.jp/ecg/)
Input circuit
Mono-Multi
D
r
i
v
e
r
D
r
i
v
e
r
Driver
Decoder
B
u
f
f
e
r
S
h
i
f
t
r
e
s
i
s
t
e
r
L
a
t
c
h
(
G
)
S
h
i
f
t
r
e
s
i
s
t
e
r
L
a
t
c
h
(
R
)
VR1
G.ADJ
VR2
G.ADJ
Vcc
47K
HC367
ENABLE
CN2
LATCH
CLK
GDATA
RDATA
A3
A2
A1
A0
ENABLE
CN3
LATCH
CLK
GDATA
RDATA
A3
A2
A1
A0
LED
Matrix
OSC
(A0~A3)
ADDRESS
GDATA
RDATA
CLOCK
RDATAout
GDATAout
LATCH
ENABLE
tOFF
td(C-L)
tWL
tdD
td(E-A)
td(L-A)
td(E-L)
th
tsu
tEN
t
WCLK
td(L-C)
td(A-E)
td(L-E)
HD(n+1)DATA ON
HD(n)DATA ON
OFF
HD(n+1)DATA
HD(n+2)DATA
HD(n)
HD(n+1)
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
------
------
------
3.5
------
------
------
------
80
TYP.
5.0
5.0
50
1.8
------
------
------
------
------
------
MAX.
5.25
5.25
------
------
------
1.5
0.1
0.12
4
625
Unit
V
V
mA
A
V
V
µ
A
mA
MH
Z
H
Z
(V
CC
=5V,V
LED
=5V,Ta=25°C)
*1 Under the condition that dichromatic all dots are lit.
s
Features
ˇNo. of dots : 16!16dots
ˇOutline dimensions : 64!64mm
ˇDot size : ř2.8mm
ˇDot pitch : 4.0mm
ˇRadiation color : Yellow-green+Red(dichromatic type)
ˇDriving method : 1/16 duty dynamic drive
Parameter
Supply voltage for IC
Supply voltage for LED
Input voltage
Turn-on time
Operating temperature
Storage temperature
Power dissipation
Symbol
V
CC
V
LED
V
I
t
ON
T
opr
T
stg
P
Rating
6.0
6.0
-0.3 to +5.5
1
-10 to +45
-20 to +70
13
Unit
V
V
V
ms
°C
°C
W
(Ta=25°C)
159
Dot Matrix LED Unit for Indoor Use LT1461ED(Chip On Board Type)
s
Optical Characteristics
s
Terminal Functions
Parameter
Luminance
Viewing angle
Peak emission wavelength
Symbol
L
V
2
1
/
2
p
TYP
90
90
80
635
565
Unit
cd/m
2
°
nm
(V
CC
=5V,V
LED
=5V,Ta=25°C)
Red
Yellow-green
Red
Yellow-green
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. L: Contents are latched.
Controls ON/OFF of LED (H: LED OFF)
Clock signal for data transmission in the shift-
register. (LˇH: serial data is shifted.)
Ground for signal. (Connected to ground for IC)
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. (Connected to ground for IC)
Each signal is used as input signal for next unit.
* As for the terminal number, refer to the outline dimensions.
LT1461ED
s
Electrical Characteristics
s
Timing Chart
s
Block Diagram
s
Absolute Maximum Ratings
(Notice)
ˇ
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)
ˇ
Data for sharp's optoelectronic/power device is provided for internet.(Address http://www.sharp.co.jp/ecg/)
176
Dot Matrix LED Unit
Outline Dimensions(Unit:mm)
±
1
36.0
30.0
CN1
V
V
1
2
3
4
HD0
VD15
VD0
±
0.2
HD15
(Output signal)
GND1
9
8
3
A
A
A
A
RDATA
5
4
3
2
2
CN3
1
0
1
4
3
2
1
0
1
2
3
CN2
A
A
A
A
RDATA
LATCH
7
10
CLOCK
LATCH
7
9
8
10
ENABLE
CLOCK
GND1
5
6.6
8 MIN
4-M3.0
1
13 MAX
6.6
±
0.1
28.0
62.5
25.0
19 MAX
7 MIN
10
10
2 MAX
23.2
1
CN3
VR1
VR2
CN1
8MAX
28.0
23.5
4.5
28.0
±
0.1
10.5
22.8
4
±
0.1
4
28.0
1
6
32.0 MAX
6 GDATA
GDATA
±
0.2
Pin connection
(Power supply)
LED
CC
GND1
GND2
16.5
62.5
CN2
20 MAX
(Input signal)
19 MAX
P4.0
!
15=60.0
63.8
P4.0X15=60.0
63.8
(Depth 6.0)
256-ř2.8
±
0.1
ENABLE
20
V
HD15
D31
(32.5)
(40)
-0.4
+0.2
79.9
(2.45)
(2.45)
2.5X13=
2.5
!
13=
-0.4
+0.2
39.9
(32.5)
Data shift direction
V
D0
A0
A1
A2
A3
6
5
1
2
3
4
5
VLED
VLED
Name
Name
Name
VCC
GND
GND
CLOCK
9
4
1
8
7
RDATA
GDATA
LATCH
ENABLE
3
2
VR1
CN2
CN3
VR2
VR3
VR4
9
ENABLE
CLOCK
GND
6
GDATA
7
LATCH
GND
1
A3
RDATA
A0
A1
A2
2
3
4
5
8
73
(15)
(25)
(25)
(15)
5
10
1
10
1
1
512-ř2
4-M3(Depth6)
(2.45)
(8.5)
(37)
(33)
33
(2.45)
CN1(Power supply)
CN2(Input signal)
Pin No.
Pin No.
Pin No.
10
CN3(Output signal)
10
H D0
C N 1
Pin connection
4.0
!
15=59.25
4.0
!
15=59.25
CN1(Power supply)
CN3(Output signal)
CN2(Input signal)
Name
Name
Name
VDD
VLED
GND1
GND2
A0
A1
A2
A3
RDATA
GDATA
LATCH
ENABLE
CLOCK
GND1
A0
A1
A2
A3
RDATA
GDATA
LATCH
ENABLE
CLOCK
GND1
1
2
3
4
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
10
10
NO
NO
NO
Depth5MIN.
Hexagonal supporter
Height
Data shift direction
GADJ
RADJ
HD0
VD15
VD0
HD15
4
CN1
1
CN2
CN3
1
10
22.5
7.5
5
14.3
7.5MAX
10.1
13.2
10
256-ř3.0
27.45
3.35
±
1
3.05
±
1
17.05
5.2
7.75
±
1
4-M3
46
46
63.9
63.9
Pin connection
LT1465ED/LT1465M
LT1461ED
LT1481ED
1
2
3
128
64
8.2
HD0
VD0
VD31
Data shift direction
HD15
44.0
44.0
15.0
1
7
CN3
CN2
10
54
±
0.25
22.0
10.0
19.7
1
10
OUT
IN
6-M3 Insert nut
(Effective screw depth 4.0)
19.7
VR1
VR2
1
A0
2
3
4
5
6
7
8
9
10
A1
A2
A3
RDATA
GDATA
LATCH
ENABLE
CLOCK
GND
CN2(Input signal)
Pin No.
Name
Pin connection
1
A0
2
3
4
5
6
7
8
9
10
A1
A2
A3
RDATA
GDATA
LATCH
ENABLE
CLOCK
GND
Pin No.
Name
CN3(Output signal)
1
VLED
2
3
4
5
6
VLED
VLED
VCC
GND
GND
CN1(Power supply)
Pin No.
Name
7
GND
512-3
t
chip LED
CN1
1
-0.8
+0
-0.5
+0
110
±
0.25
LT1550ED
4
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