LT1448MA

Dot Matrix LED Unit for Outdoor Use LT1448MA(Lamp Type,Water-proof Type) s Features ¡No. of dots : 16!16dots ¡Outline dimensions : 160!160mm ¡Dot size : ø7.5mm(Using oval lamp) ¡Dot pitch : 9.9mm ¡Radiation color : Yellow-green+Red(High-luminosity)dichromatic type ¡Driving method : 1/4 duty dynamic drive LT1448MA s Absolute Maximum Ratings Parameter Supply voltage for IC Supply voltage for LED Input voltage Turn-on time Operating temperature Storage temperature Power dissipation Symbol VDD VLED VI tON Topr Tstg P Rating -0.3 to +5.5 -0.3 to +5.0 -0.3 to Vcc+0.3 1 -10 to +45 -20 to +100 38 (Ta=25˚C) s Electrical Characteristics Parameter Supply voltage for IC Supply voltage for LED IC current dissipation*1 LED current dissipation*1 (VCC=5V,VLED=4.5V,Ta=25˚C) Unit V V V ms ˚C ˚C W s Optical Characteristics Symbol Parameter 2θ1/2 Viewing angle(Horizontal) Red λp Peak emission wavelength Yellow-green (VCC=5V,VLED=4.5V,Ta=25˚C) TYP 70 660 565 Unit ˚ nm Symbol MIN. TYP. MAX. Unit V 5.25 5.0 VDD 4.75 V 4.75 4.5 4.25 VLED mA 800 400 -----IDD A 7.0 6.0 -----ILED V ----------3.5 VIH Input voltage V 1.5 ----------VIL µA 0.1 ----------IIH Input current mA 0.12 ----------IIL MHZ 10 ----------fCLK Clock frequency 400 3 000 HZ 250 fFR Frame frequency *1 Under the condition that dichromatic all dots are lit. s Timing Chart t SU th t WCLK CLOCK s Luminance Luminance is classified into 2 ranks shown below. (VCC=5V,VLED=4.5V,Ta=25˚C) RDATA GDATA VD (N+1) VD (n+2) data t d (C-L) t dD t d (L-C) t WL RDATA out GDATA out Radiation color Red Yellow-green Rank 1 1 100 700 2 1 300 800 Unit cd/m 2 LATCH 1/fosc Internal ENABLE ON OFF t d(K-L) ON t d (L-K) OFF ON RENABLE GENABLE ADDRESS (A0, A1) VD (n) data ON t d (K-A) VD (n) t d(L-A) t d (A-K) VD (n+1) data ON t WKNA VD (n+1) s Terminal Functions Function Supply voltage for LED(+4.5V) Supply voltage for IC(+5V) Ground for IC Ground for LED Address specification signal for column driver Serial data input for each color(H:ON, L:OFF) RDATA Shift from up to down in the unit GDATA (HD48/HD63/HD32/HD47/HD16/HD31/HD0/HD15) Latch signal of display data Input signal LATCH L/H: Contents of shift register are latched. (CN2) RENABLE Controls ON/OFF of each color of LED GENABLE (H: LED OFF) Clock signal for data transmission in the shiftCLOCK register.(L/H: serial data is shifted.) Ground for signal (Connected to ground for IC) GND1 Buffered input signal A0,A1 RDATA Input signal generated through 64-bit shift register or Output signal GDATA buffer (CN3) LATCH Buffered input signal 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) Connector Symbol VLED Power supply VCC (CN1) GND1 GND2 A0,A1 s Block Diagram Luminance adjustment circuit Input/output circuit VR2 VR1 OSC HC123 473 331 HC541 OUT A0 A1 RENABLE RDATA GDATA LATCH GENABLE CLOCK GND1 MONO-MULTI IN A0 A1 RENABLE RDATA GDATA LATCH GENABLE CLOCK GND1 3 to 8 DECODER PNP DRIVER V D0 16bit SHIFT REGISTER/ LATCH/DRIVER H D0 V D15 16bit SHIFT REGISTER/ LATCH/DRIVER 16bit SHIFT REGISTER/ LATCH/DRIVER 16bit SHIFT REGISTER/ LATCH/DRIVER 16bit SHIFT REGISTER/ LATCH/DRIVER HD0 16bit SHIFT REGISTER/ LATCH/DRIVER HD15 HD16 HD15 HD16 16!16 HD31 HD32 HD31 HD32 16bit SHIFT REGISTER/ LATCH/DRIVER Dot matrix LED 16bit SHIFT REGISTER/ LATCH/DRIVER HD47 HD48 HD47 HD48 HD63 HD63 ¡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/) 169 Dot Matrix LED Unit 9 144 P9.0!15= 135 256-ø7.5L E D H D0 H D16 Outline Dimensions(Unit:mm) 10 9.5 159 P10!13=130 9.5 13.3 18 15 52 38 23 15 Data shift direction 144 P9.0!15= 135 159 P10!13=130 9.5 VD0 VD15 2.5 HD15 H D31 9.5 256-ø7.5 1.6t 156 Hexagonal spacer ASB315 4-M3(Depth 6MIN.) Pin connection CN1(Power supply) 1 2 3 4 5 6 VLED VLED VDD GND1 GND2 GND2 154 60 60 22.5 69.75 125.58 15 15.84 CN3 10 1 CN1 6 1 CN2 10 1 CN2(Input signal) 1 2 3 4 5 6 7 8 9 10 Ao A1 A2 RENABLE RDATA GDATA LATCH GENABLE CLK GND1 CN3(Output signal) 1 2 3 4 5 6 7 8 9 10 Ao A1 A2 RENABLE RDATA GDATA LATCH GENABLE CLK GND1 Pin connection CN1(Power supply) 1 2 3 4 5 VLED GND VCC GND VLED 70 69.75 1 1 VR1 VR2 1 15 31 CN3 7 CN1 5 CN2 7 CN2(Input signal) 1 2 3 4 5 6 7 GDATA GENABLE LATCH GND CLOCK RENABLE RDATA CN3(Output signal) 1 2 3 4 5 6 7 GDATA GENABLE LATCH GND CLOCK RENABLE RDATA 19.8 125.58 21 51 49 6-M3 Depth7 LT1447M LT1442M/LT1445M 159 148.5 (P9.9!15) HD16 HD32 11 HD0 12 22 HD48 11.6 12 239.2 P14.9!15=223.5 HD16 11.0 18.0 16.6 HD0 159.5 148.5 (P9.9!15) Data shift direction 119.6 120.0 P14.9!15=223.5 Data shift direction HD15 HD15 VD0 HD13 HD47 HD63 VD15 HD31 VD0 VD15 256-13.0 ! 13.0 11.0 MAX. Height (Except CN1 to 3) 206.0 Pin connection 159 132 59.4 5 20 5 59.4 ø3 Boss Height 3 CN1:Power supply 1 2 3 4 5 6 VLED VLED Vcc GND1 GND2 GND2 Pin connection CN1(Power supply) Pin No. 1 2 Name VLED VLED Vcc GND1 GND2 GND2 Water-proof rubber 217.0 190.0 177.0 60.0 2-ø3.0(Height3) Positioning pin 3 4 5 6 119.6 CN2:Input signal 10 46.5 22.5 61 59.4 10 1 2 3 4 5 6 7 8 9 10 A0 A1 GND1 RENABLE RDATA GDATA LATCH GENABLE CLK GND1 CN3:Output signal 1 2 3 4 5 6 7 8 9 10 A0 A1 GND1 RENABLE RDATA GDATA LATCH GENABLE CLK GND1 CN2(Input signal) 25.0 50.0 Pin No. 1 2 3 4 5 6 7 8 9 10 Name A0 A1 A2 RENABLE RDATA GDATA LATCH GENABLE CLOCK GND1 206.0 CN3(Output signal) Pin No. 1 2 3 4 5 6 7 8 9 10 Name A0 A1 A2 RENABLE RDATA GDATA LATCH GENABLE CLOCK GND1 217.0 159.0 P2.5!9=22.5 10 1 GADJ RADJ 6 1 10 1 47 VR2 VR1 19.8 61 59.4 CN1 6 1 119.6 159 106 8-ø7.0 concave ø 7.0 ø 6.5 Water-proof ring 20 6-M3(Depth10) LT1448MA (Notice) LT1540M catalogs, data books, etc. Contact SHARP 178 (Internet) ¡devices shown inoptoelectronic/power device is provided for in order to obtain the latest device specification sheets before using any SHARP device. Data for sharp's internet.(Address http://www.sharp.co.jp/ecg/) ¡In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP 4.0 12-Insert nut (M3) Depth6 MIN. P3.96!5=19.8 45.0 145.0 25.0 50.0 1 1 CN3 CN2 CN1 80.0 CN3 10.0 9.0 CN2 130 157