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參數(shù)資料
| 型號(hào)： | LT1451ED |
| 廠商： | Sharp Corporation |
| 英文描述： | Dot Matrix LED Unit for Indoor Use (Chip On Board Type) |
| 中文描述： | 點(diǎn)陣LED單元（離岸型芯片在室內(nèi)使用） |
| 文件頁(yè)數(shù)： | 1/2頁(yè) |
| 文件大小： | 208K |
| 代理商： | LT1451ED |
(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
t WENA
(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
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. (L
H: 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)
TYP.
100
100
70
635
565
Luminance
Peak emission wavelength
Parameter
Viewing angle
Red
Yellow-green
Red
Yellow-green
Symbol
L
V
2
θ
1
/
2
λ
p
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
*1 Under the condition that dichromatic all dots are lit.
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
μ
A
mA
MH
Z
H
Z
(V
CC
=5V,V
LED
=5V,Ta=25C)
163
I
Absolute Maximum Ratings
I
Terminal Functions
Electrical Characteristics
I
Timing Chart
I
Block Diagram
LT1451ED
Dot Matrix LED Unit for Indoor Use LT1451ED(Chip On Board Type)
I
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
I
Optical Characteristics
DECODER
Mono-Multi
&
S
MATRIX
D
D
DRIVER
CN3
A0
RDATA
GDATA
LATCH
ENABLE
CN2
L
&
S
L
VOL.1
G.ADJ
VOL.2
R.ADJ
OSC
Vcc
1K
47K
HC367
Input circuit
B
B
A0
RDATA
GDATA
LATCH
ENABLE
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