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| Dot Matrix LED Unit for Outdoor Use LT1541MN(Lamp Type,Water-proof Type) s Features No. of dots : 16!16dots Outline dimensions : 240!240mm Dot size : 13.0!13.0mm(Using oval lamp) Dot pitch : 14.9mm Radiation color : Yellow-green+Red(High-luminosity)dichromatic type Driving method : 1/8 duty dynamic drive LT1541MN 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 VCC VLED V1 tON Topr Tstg P Rating -0.3 to +6.0 -0.3 to +8.0 -0.3 to VCC+0.3 1 -20 to +75 -25 to +100 59 (Ta=25C) s Electrical Characteristics Parameter Supply voltage for IC Supply voltage for LED IC current dissipation LED current dissipation*1 Unit V V V ms C C W (VCC=5V,VLED=7.5V,Ta=25C) s Optical Characteristics Symbol Horizontal 21/2 Red Peak emission wavelength p Yellow-green Parameter Viewing angle (VCC=5V,VLED=7.5V,Ta=25C) TYP. 70 660 565 Unit nm MIN. TYP. MAX. Unit Symbol VCC 4.75 V 5.0 5.25 VLED 7.0 V 7.5 7.75 ICC -----mA 200 500 ILED -----A 5.5 7.0 VIH 3.5 V ----------Input voltage VIL -----V -----1.5 IIH ----------0.1 A Input current IIL ----------0.12 mA Clock frequency fCLK ----------10.0 MHZ Frame frequency fFR 250 400 3 000 HZ *1 Under the condition that dichromatic all dots are lit. s Timing Chart tSU th tWCLK s Luminance Luminance is classified into 2 ranks shown below. (VCC=5V,VLED=7.5V,Ta=25C) CLOCK RDATA GDATA RDATA out GDATA out VD(n+1) data td(C-L) td(L-C) VD(n+2) data Radiation color Red Yellow-green Rank 1 1 300 1 000 2 1 690 1 300 Unit cd/m 2 tdD tWL LATCH t=1/fosc Internal ENABLE RENABLE GENABLE ADDRESS (A0 to A2) ON ON ON VD(n) data ON td(E-A) s Terminal Functions Connector Power supply (CN1) Symbol VLED Vcc GND1 GND2 A0 to A2 Function Supply voltage for LED(+7.5V) 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 HD16/HD31/HD0/HD15 Latch signal of display data H: Serial data is converted to LATCH parallel data. L: Contents are latched. LATCH signal is set up after switching address(A0 to A2) 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.) ON OFF ON ON ON OFF VD(n+1) data ON td(A-E) tWKNA VD(n) td(A-L) VD(n+1) s Block Diagram Input/output circuit Luminance adjustment circuit 473 331 HC367 OSC GADJ RADJ MONO-MULTI OUT A0 A1 A2 RENABLE RDATA GDATA LATCH GENABLE CLOCK GND1 IN A0 A1 A2 RENABLE RDATA GDATA LATCH GENABLE CLOCK GND1 Input signal (CN2) 3 to 8 DECODER GATE PNP DRIVER HD16 HD16 32 BIT SHIFT REGISTER/LATCH/DRIVER 32 BIT SHIFT REGISTER/LATCH/DRIVER Ground for signal(Connected to ground for IC) GND1 A0 to A2 Buffered input signal RDATA Input signal generated through 32-bit shift register GDATA Output LATCH Buffered input signal signal RENABLE Buffered input signal (CN3) 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) 32 BIT SHIFT REGISTER/LATCH/DRIVER 16!16 HD31 HD0 Dot matrix LED HD31 HD0 HD15 HD15 SELECTOR 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/) 17 13 13!13 239.2 (14.9!15=223.5) HD16 HD0 120 11 18 (16.6) Height 11MAX (Except CN1 to 3) 14.9!15=223.5 Data shift direction Data shift direction 119.6 HD15 VD0 HD31 VD15 Pin connection CN1:(Power supply) (206) 217 190 (177) 60 NO 1 2 3 4 5 6 NO 1 2 3 4 5 6 7 8 9 10 Name 12-Insert nut(M3) (Depth 6MIN) Positioning pin VLED VLED Vcc GND1 GND2 GND2 Name NO 1 A0 2 A1 3 A2 RENABLE 4 5 RDATA 6 GDATA 7 LATCH GENABLE 8 CLOCK 9 10 GND1 Name CN2:(Input signal) CN3:(Output signal) A0 A1 A2 RENABLE RDATA GDATA LATCH GENABLE CLOCK GND1 119.6 217 (159) (2.5X9=22.5) (9) 1 RADJ 119.6 1 (50) 80 (25) (25) CN3 10 GADJ CN1 1 6 (10) CN2 10 (50) Water-proof rubber (3.96!5= 19.8) (145) (45) 8-o7concave o7 4 LT1541MN *1 *2 *1 LT1545M *2 (206) LT6E26TP LT6U26TP o5 Yellow-green o5 Red o6.5 LT1541MN/LT1545M |
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