Dot Matrix LED Unit for Outdoor Use LT1474M(Lamp Type,Water-proof Type) ■ Features ¡No. of dots : 16✕16dots ¡Outline dimensions : 320✕320mm ¡Dot size : 18✕18mm(Using oval lamp) ¡Dot pitch : 20.0mm ¡Radiation color : Yellow-green+Red(High-luminosity)dichromatic type ¡Driving method : 1/16 duty dynamic drive LT1474M ■ Absolute Maximum Ratings Parameter Supply voltage for IC Supply voltage for LED Input voltage*1 Turn-on time Operating temperature Storage temperature Power dissipation *1 VI<Vcc at Vcc≤5 Symbol VCC VLED V1 tON Topr Tstg P ■ Optical Characteristics Parameter Red Luminance Yellow-green Viewing angle[Horizontal(Red/Yellow-green)] Red Peak emission wavelength Yellow-green Symbol Lv 2θ1/2 λp (Ta=25˚C) Rating -0.3 to +6.0 -0.3 to +9.5 -0.3 to VCC+0.3 1 -20 to +75 -25 to +100 176 ■ Electrical Characteristics (VCC=5V,VLED=9V,Ta=25˚C) Parameter Supply voltage for IC Supply voltage for LED IC current dissipation*1 LED current dissipation*1 Symbol MIN. TYP. MAX. Unit 4.75 LCC 5.0 5.25 V 8.75 9.0 VLED 9.25 V -----500 750 ICC mA -----12 18 ILED A 3.5 ----------VIH V Input voltage ----------1.5 VIL V ----------0.1 I IH µA Input current ----------0.12 IIL mA Clock frequency ----------10 fCLK MHZ *1 Under the condition that dichromatic all dots are lit. Unit V V V ms ˚C ˚C W ■ Timing Chart (VCC=5V,VLED=9V,Ta=25˚C) TYP. 1 900 1 500 60/70 660 565 tsu Unit th t WCLK CLOCK cd/m 2 RDATA GDATA ˚ VD(n+1) data RDATA out GDATA out nm VD(n+2) data td(C-L) tdD td(L-C) t WL LATCH RENABLE GENABLE ■ Terminal Functions VD(n+1) data ON td(A-E) t WENA VD(n+1) VD(n) ADDRESS (A0 to A3) td(A-L) ■ Block Diagram IN OUT A0 A1 A2 A3 RDATA GDATA LATCH GENABLE CLOCK GND1 RENABLE NC A0 A1 A2 A3 RDATA GDATA LATCH GENABLE CLOCK GND1 RENABLE NC PNP DRIVER Luminance adjustment circuit RADJ Luminance adjustment circuit RADJ VD8 8BIT SHIFT-REGISTER LATCH AND DRIVER VD15 VD7 8BIT SHIFT-REGISTER LATCH AND DRIVER VD8 VD0 VD15 VD8 VD7 VD0 8BIT SHIFT-REGISTER LATCH AND DRIVER 8BIT SHIFT-REGISTER LATCH AND DRIVER DATASELECTOR VD15 8BIT SHIFT-REGISTER LATCH AND DRIVER VD15 VD7 8BIT SHIFT-REGISTER LATCH AND DRIVER VD7 8BIT SHIFT-REGISTER LATCH AND DRIVER 8BIT SHIFT-REGISTER LATCH AND DRIVER ✕2 VD7 ✕2 8BIT SHIFT-REGISTER LATCH AND DRIVER GADJ Luminance adjustment circuit VD15 VD15 ✕2 ✕2 VD15 8BIT SHIFT-REGISTER LATCH AND DRIVER 8BIT SHIFT-REGISTER LATCH AND DRIVER ✕2 VD15 VD7 VD7 VD0 8BIT SHIFT-REGISTER LATCH AND DRIVER VD8 VD7 ✕2 VD8 8BIT SHIFT-REGISTER LATCH AND DRIVER 8BIT SHIFT-REGISTER LATCH AND DRIVER VD8 ✕2 VD0 8BIT SHIFT-REGISTER LATCH AND DRIVER VD8 VD0 16✕16 DOT DICHROMATIC LEDMATRIX VD0 Ground for signal GND1 A0 to A3 Buffered input signal Input signal generated through 16-bit shift RDATA register or buffer Input signal generated through 16-bit shift Output GDATA register or buffer signal LATCH Buffered input signal (CN3) 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. 2TO 4DECODER GATE VD8 Input signal (CN2) Function Supply voltage for LED(+9V) Supply voltage for IC(+5V) Ground for IC Ground for LED Address specification signal for row driver Serial data input for red RDATA (H=ON, L=OFF) Serial data input for yellow-green GDATA (H=ON, L=OFF) LATCH Latch signal of display data RENABLE Controls ON/OFF of LED GENABLE (H: LED OFF) Clock signal for data transmission in the shiftCLOCK register.(L/H: serial data is shifted.) VD0 Power supply (CN1) Symbol VLED VCC GND1 GND2 A0 to A3 VD0 Connector VD(n) data ON td(E-A) 8BIT SHIFT-REGISTER LATCH AND DRIVER ✕2 GADJ Luminance adjustment circuit ¡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/) (Notice) 173 Dot Matrix LED Unit Outline Dimensions(Unit:mm) 13 239.2 (14.9✕15=223.5) 13✕13 11 18 (16.6) Height 11MAX (Except CN1 to 3) (60.75) 320 14 12 (P19.95✕15=299.25) 18 HD0 HD16 HD15 320 (P19.95✕15=299.25) (206) Data shift direction 120 119.6 14.9✕15=223.5 Data shift direction HD0 Height Max. 20 HD31 VD15 VD0 HD15 VD15 VD0 Pin connection Data shift direction CN1:(Power supply) Positioning pin 139.65 119.7 39.9 39.9 Name 8-ø7concave Water-proof rubber ø7 LT1541MN *1 *2 *1 LT1545M *2 LT6E26TP LT6U26TP ø5 Yellow-green ø5 Red (10) GADJ GADJ RADJ 12 (12.5) (27.5) Pin connection CN1:(Power supply) 1 2 3 4 5 6 12 CN12 RADJ (25) A0 A1 A2 RENABLE RDATA GDATA LATCH GENABLE CLOCK GND1 140.75 Name NO 1 A0 2 A1 3 A2 RENABLE 4 5 RDATA 6 GDATA 7 LATCH GENABLE 8 CLOCK 9 10 GND1 100.85 (57.4) 1.1 (27.5) (12.5) NO 1 2 3 4 5 6 7 8 9 10 (50) 119.6 139.65 119.7 14-ø4.2hole 1 CN3 1 CN2 CN1 1 2 3 4 5 6 7 8 9 10 11 12 ø6.5 (145) 4 (3.96✕5= 19.8) (45) 7 8 9 10 11 12 VLED VLED VLED VLED VLED VCC CN2:(Input signal) 50 1 1 RADJ Lamp position in a dot(For all 256 pcs.) 98.65 (57.4) (50) CN2 10 Red LED✕3 Yellow-green LED✕6 Name VLED VLED Vcc GND1 GND2 GND2 CN2:(Input signal) CN3:(Output signal) 80 (25) (25) CN3 10 GADJ CN1 6 1 (10) (9) (2.5X9=22.5) 119.6 217 (159) 12-Insert nut(M3) (Depth 6MIN) NO 1 2 3 4 5 6 138.55 (206) 217 190 (177) 60 A0 A1 A2 A3 RDATA GDATA LATCH GENABLE CLOCK GND1 RENABLE NC GND1 GND2 GND2 GND2 GND2 GND2 CN3:Output signal) 1 2 3 4 5 6 7 8 9 10 11 12 A0 A1 A2 A3 RDATA GDATA LATCH GENABLE CLOCK GND1 RENABLE NC (5.8) (1.2) Water-proof ring(3✕3mm) 4-concave(Depth7) (230) LT1541MN/LT1545M 15 LT1474M 512-❏3(LED) 128 24 20 +0 -0.5 16 512-❏3 chipLED 192 13.2 +0 -0.5 8.2 HD0 96 64 +0 -0.5 +0 -0.5 HD0 HD15 VD0 HD15 VD0 VD31 Data shift direction 4-M3 (Depth Min. 6) 110 (25) VD31 Data shift direction 76 20 8-N3 76 Pin connection LT1550W CN2(IN) 1 1 CN1 Name V(B) V(B) V(R,G) V(R,G) VCC GND GND GND GND GND (10) (10) No. 1 2 3 4 5 6 7 8 9 10 VR3(B) CN3 CUT VR2(GREEN) 13 VR1(RED) 1 CN1 (15) 10 1 CN2 IN (10) VR2 CN3 1 (OUT) 10 VR1 Pin connection CN1 (Power supply) 13 84 (9) (9) 54 13 VR3 CN1 (Power supply) 13 1 No. 1 2 3 4 5 6 7 8 9 10 Name V(B) V(B) V(R,G) V(R,G) VCC GND GND GND GND GND CN2 (Input signal) CN3 (Output signal) CN2 (Input signal) CN3 (Output signal) No. 1 2 3 4 5 6 7 8 9 10 11 12 13 No. 1 2 3 4 5 6 7 8 9 10 11 12 13 No. 1 2 3 4 5 6 7 8 9 10 11 12 13 No. 1 2 3 4 5 6 7 8 9 10 11 12 13 Name A0 A1 A2 A3 RDATA GDATA BDATA LATCH RENABLE GENABLE BENABLE CLOCK GND Name A0 A1 A2 A3 RDATA GDATA BDATA LATCH RENABL GENABL BENABL CLOCK GND Name A0 A1 A2 A3 RDATA GDATA BDATA LATCH RENABLE GENABLE BENABLE CLOCK GND Name A0 A1 A2 A3 RDATA GDATA BDATA LATCH RENABL GENABL BENABL CLOCK GND LT1560W ¡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/) (Notice) 179