900,000+ datasheet pdf search and download

Datasheet4U offers most rated semiconductors data sheet pdf




Sharp Electronic Components Datasheet

LT1461ED Datasheet

Dot Matrix LED Unit

No Preview Available !

Dot Matrix LED Unit for Indoor Use LT1461ED(Chip On Board Type)
s Features
¡No. of dots : 16!16dots
¡Outline dimensions : 64!64mm
¡Dot size : ø2.8mm
¡Dot pitch : 4.0mm
¡Radiation color : Yellow-green+Red(dichromatic type)
¡Driving method : 1/16 duty dynamic drive
LT1461ED
s Absolute Maximum Ratings
Parameter
Symbol
Supply voltage for IC
VCC
Supply voltage for LED
VLED
Input voltage
VI
Turn-on time
tON
Operating temperature
Topr
Storage temperature
Tstg
Power dissipation
P
Rating
6.0
6.0
-0.3 to +5.5
1
-10 to +45
-20 to +70
13
(Ta=25˚C)
Unit
V
V
V
ms
˚C
˚C
W
s Optical Characteristics
Parameter
Symbol
Red
Luminance Yellow-green
Viewing angle
Peak emission wavelength Red
Yellow-green
LV
2θ1/2
λp
(VCC=5V,VLED=5V,Ta=25˚C)
TYP Unit
90
cd/m2
90
80 ˚
635
565 nm
s Terminal Functions
Connector Symbol
Power
supply
(CN1)
VLED
VCC
GND1
GND2
A0 to A3
RDATA
GDATA
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)
Input LATCH Latch signal of display data. L: Contents are latched.
signal
(CN2) ENABLE Controls ON/OFF of LED (H: LED OFF)
Clock signal for data transmission in the shift-
CLOCK register. (L¡H: serial data is shifted.)
GND1 Ground for signal. (Connected to ground for IC)
A0 to A3 Buffered input signal
RDATA
Input signal generated through 16-bit shift register
or buffer
Output
signal
GDATA
Input signal generated through 16-bit shift register
or buffer
(CN3) LATCH Buffered input signal
ENABLE Buffered input signal
CLOCK Buffered input signal
GND1 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.
s Electrical Characteristics
(VCC=5V,VLED=5V,Ta=25˚C)
Parameter
Symbol MIN. TYP. MAX. Unit
Supply voltage for IC
VCC 4.75 5.0 5.25 V
Supply voltage for LED
VLED ------ 5.0 5.25 V
IC current dissipation*1
LED current dissipation*1
Input voltage
Input current
Clock frequency
Frame frequency
ICC ------ 50 ------ mA
ILED ------ 1.8 ------ A
VIH 3.5 ------ ------ V
VIL ------ ------ 1.5 V
IIH ------ ------ 0.1 µA
IIL ------ ------ 0.12 mA
fCLK ------ ------ 4 MHZ
fFR 80 ------ 625 HZ
*1 Under the condition that dichromatic all dots are lit.
s Timing Chart
tsu th
CLOCK
RDATA
GDATA
RDATAout
GDATAout
LATCH
ENABLE
ADDRESS
(A0~A3)
HD(n+1)DATA
tdD
td(C-L)
HD(n)DATA ON
td(E-L)
HD(n)
td(E-A)
td(L-A)
tWCLK
HD(n+2)DATA
tWL
td(L-C)
tEN
OFF HD(n+1)DATA ON
td(L-E)
HD(n+1)
td(A-E)
s Block Diagram
Vcc
47K
tOFF
CN2
A0
A1
A2
A3
RDATA
GDATA
CLK
LATCH
ENABLE
HC367
Input circuit
Decoder
Driver
LED
Matrix
VR1
G.ADJ
VR2
G.ADJ
Mono-Multi
OSC
CN3
A0
A1
A2
A3
RDATA
GDATA
CLK
LATCH
ENABLE
(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
15devices 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/)


Sharp Electronic Components Datasheet

LT1461ED Datasheet

Dot Matrix LED Unit

No Preview Available !

2
63.8 ±0.2
P4.0X15=60.0
HD0
36.0 ±1
30.0
HD15
VD0 VD15 256-ø2.8
19 MAX 20 MAX
7 MIN 8 MIN 6.6
CN3 CN2
10 10
11
4
CN1
1 VR2VR1
10.5
16.5
4
28.0 ±0.1
4.5
28.0 ±0.1
62.5
4-M3.0
(Depth 6.0)
Pin connection
CN1
(Power supply)
1 V LED
2 V CC
3 GND1
4 GND2
CN2
(Input signal)
1 A0
2 A1
3 A2
4 A3
5 RDATA
6 GDATA
7 LATCH
8 ENABLE
9 CLOCK
10 GND1
CN3
(Output signal)
1 A0
2 A1
3 A2
4 A3
5 RDATA
6 GDATA
7 LATCH
8 ENABLE
9 CLOCK
10 GND1
LT1461ED


Part Number LT1461ED
Description Dot Matrix LED Unit
Maker Sharp Electrionic Components
PDF Download

LT1461ED Datasheet PDF






Similar Datasheet

1 LT1461ED Dot Matrix LED Unit
Sharp Electrionic Components





Part Number Start With

0    1    2    3    4    5    6    7    8    9    A    B    C    D    E    F    G    H    I    J    K    L    M    N    O    P    Q    R    S    T    U    V    W    X    Y    Z

Site map

Webmaste! click here

Contact us

Buy Components

Privacy Policy