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Электронный компонент: LT1442

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(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
*1
Operating temperature
Storage temperature
Power dissipation
V
CC
V
LED
V
I
T
opr
T
stg
P
5.5
3.5
5.5
-10 to +75
-20 to +100
35/49
V
V
V
C
C
W
Parameter
Symbol
Rating
Unit
(Ta=25C)
*1 V
I
<Vcc at Vcc
5
Each figure in the table is the one of LT1442M/LT1445M in sequence.
LATCH
CLOCK
CLOCK
LATCH
GENABLE
GENABLE
RENABLE
RENABLE
RDATA
GDATA
RDATA
Shift register(red)
Shift register(yellow-green)
LATCH
Constant current driver
Constant current driver
16
!
16dots
Dot matrix
CN3 Output signal portion
CN2 Input signal portion
LATCH
GDATA
Yellow-green Red
LED lamp(dichromatic)
VR1
MONO-MULTI
OSC
VR2
(For red)
(For yellow-green)
Luminance
adjustment
circuit
B
U
F
F
E
R
B
U
F
F
E
R
168
s
Absolute Maximum Ratings
s
Terminal Functions
s
Electrical Characteristics
s
Timing Chart
s
Block Diagram
Parameter
Red
Yellow-green
Red
Yellow-green
MIN. 800/700
cd/m
2
Symbol
TYP
Unit
L
V
MIN. 800/700
36/54
2
1
/
2
660
nm
p
565
Luminance
Viewing angle
Peak emission wavelength
(V
CC
=5V,V
LED
=3V,Ta=25C)
Each figure in the table is the one of LT1442M/LT1445M in sequence.
Dot Matrix LED Unit for Outdoor Use LT1442M/LT1445M(Lamp Type)
s
Features
No. of dots : 16!16dots
Outline dimensions : 160!160mm
Dot size : 7.5mm
Dot pitch : 10mm
Radiation color : Yellow-green+Red(High-luminosity)dichromatic type
Driving method : Static drive
s
Optical Characteristics
Supply voltage for IC
Supply voltage for LED
IC current dissipation
LED current dissipation
*1
Input voltage
V
CC
V
LED
I
CC
I
LED
V
IH
4.75
2.75
------
------
3.5
5.0
3.0
220/280
9.3/11.5
------
Clock frequency
f
CLK
------
------
V
IL
------
------
Input current
I
IH
------
------
I
IL
------
------
Parameter
Symbol
MIN.
TYP.
5.25
3.25
------
------
------
3.0
1.5
0.1
0.12
MAX.
V
V
mA
A
V
MHz
V
A
mA
Unit
(V
CC
=5V,V
LED
=3V,Ta=25C)
*1 Under the condition that dichromatic all dots are lit.
Each figure in the table is the one of LT1442M/LT1445M in sequence.
td(C-L)
thold
tsetup
CLOCK
GDATA
RDATA
LATCH
t
WCLK
t
WL
Internal ENABLE
GENABLE
t
WENA
1/f
OSC
OFF
ON
Display pattern
OFF
RENABLE
1/f
ENA
Connector
V
LED
V
CC
GND
RDATA
GDATA
LATCH
RENABLE
GENABLE
CLOCK
GND
RDATA
GDATA
LATCH
RENABLE
GENABLE
CLOCK
GND
Serial data input for yellow-green(H=ON, L=OFF)
L: Contents of shift register is transmitted to latch
register. H: Contents are latched.
Controls ON/OFF of red LED
(L: LED ON)
Controls ON/OFF of yellow-green LED
(L: LED OFF)
Clock signal for data transmission in the shift-
register.(L/H: serial data is shifted.)
Ground for signal
Input signal generated through 256-bit shift register or buffer
Input signal generated through 256-bit shift
register or buffer
Buffered input signal
Buffered input signal
Buffered input signal
Buffered input signal
Ground for signal
Symbol
Function
Supply voltage for LED(+3V)
Supply voltage for IC(+5V)
Ground
Serial data input for red(H=ON, L=OFF)
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.
LT1445M
(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/)
178
159
P10
!
13=130
9.5
9.5
1
5
9
9
.
5
2
.
5
9
.
5
P
1
0
!
1
3
=
1
3
0
156
154
60
60
256-7.5
1
1
VR1
VR2
CN2
5
7
CN1
1
5
6
9
.
7
5
51
6
9
.
7
5
7
CN3
1
49
21
Depth7
1
5
.
8
4
7
0
6-M3
3
1
7 RDATA
CN2(Input signal)
4 GND
GENABLE
2
5 CLOCK
3 LATCH
1 GDATA
5 CLOCK
6 RENABLE
6 RENABLE
3 LATCH
1 GDATA
GENABLE
4 GND
2
7 RDATA
CN3(Output signal)
1 VLED
Pin connection
CN1(Power supply)
4 GND
5 VLED
3 VCC
2 GND
1
3
0
1
5
7
15
23
52
38
1.6t
Dot Matrix LED Unit
Outline Dimensions(Unit:mm)
15
18
13.3
H
D16
H
D31
V
D15
P9.0
!
15=
P
9
.
0
!
1
5
=
D
a
t
a

s
h
i
f
t

d
i
r
e
c
t
i
o
n
135
144
256-7.5L E D
D0
H
1
3
5
1
4
4
4-M3(Depth 6MIN.)
Hexagonal spacer ASB315
V
D0
D15
H
LATCH
1
Ao
2
3
A1
A2
CN3(Output signal)
10
5
RDATA
6
GDATA
8
GENABLE
9
CLK
GND1
7
GND2
1
2
3
Ao
A1
A2
VDD
VLED
VLED
6
5
4
3
2
1
GND1
10
5
RDATA
6
GDATA
7
LATCH
8
9
CLK
GND1
GND2
6
1
19.8
10
125.58
1
10
4
RENABLE
2
2
.
5
1
2
5
.
5
8
1
5
CN1
4
CN3
CN2
RENABLE
GENABLE
CN2(Input signal)
CN1(Power supply)
1
Pin connection
11.6
12
HD16
HD15
HD13
HD47
HD63
VD15
VD0
159
HD32
148.5
(P9.9
!
15)
(
P
9
.
9
!
1
5
)
HD0
1
4
8
.
5
1
5
9
.
5
1 A0
CN2:Input signal
2 VLED
4 GND1
3 Vcc
1 VLED
CN1:Power supply
4 RENABLE
3 GND1
CN3:Output signal
1 A0
2 A1
10 GND1
9 CLK
7 LATCH
6 GDATA
5 RDATA
10 GND1
8 GENABLE
7 LATCH
6 GDATA
5 RDATA
9 CLK
3 GND1
6 GND2
5 GND2
2 A1
20
59.4
59.4
159
10
Height 3
132
10
VR2
VR1
1
CN2
CN1
6
CN3
1
1
0
6
4
7
1
5
9
1
6-M3(Depth10)
20
Water-proof ring
5
5
3 Boss
22
5
9
.
4
6
1
1
9
.
8
8 GENABLE
4 RENABLE
4
6
.
5
6
1
HD48
2
2
.
5
5
9
.
4
D
a
t
a

s
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f
t

d
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r
e
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t
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n
Pin connection
LT1448MA
LT1442M/LT1445M
LT1447M
9
10
11
RADJ
P14.9
!
15=223.5
239.2
P
1
4
.
9
!
1
5
=
2
2
3
.
5
1
2
0
.
0
HD16
HD31
HD0
HD15
1
1
9
.
6
VD0
VD15
11.0
MAX.
Height
(Except CN1 to 3)
8
0
.
0
2
0
6
.
0
11.0 18.0 16.6
206.0
190.0
217.0
CN1
6
177.0
60.0
1
5
0
.
0
5
0
.
0
10
1
CN3
10
2-
3.0(Height3)
Positioning pin
Water-proof rubber
8-
7.0 concave
2
1
7
.
0
1
1
9
.
6
1
1
9
.
6
1
5
9
.
0
P
2
.
5
!
9
=
2
2
.
5
P3.96
!
5=19.8
145.0
12-
(M3)
Insert nut
6
Depth
MIN.
45.0
1
0
.
0
9
.
0
1
GADJ
CN2
4
.
0
6.5
7.0
1
A0
2
3
4
5
6
7
8
9
10
A1
A2
RENABLE
RDATA
GDATA
LATCH
GENABLE
CLOCK
GND1
CN2
Pin No.
Name
Pin connection
(Input signal)
1
A0
2
3
4
5
6
7
8
9
10
A1
A2
RENABLE
RDATA
GDATA
LATCH
GENABLE
CLOCK
GND1
Pin No.
Name
(Output signal)
CN3
1
VLED
2
3
4
VLED
Vcc
GND1
CN1
Pin No.
Name
(Power supply)
5
GND2
6
GND2
2
5
.
0
2
5
.
0
256-13.0
!
13.0
D
a
t
a

s
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t

d
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n
LT1540M
12