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| Dot Matrix LED Unit for Outdoor Use LT1465ED(Lamp Type) s Features No. of dots : 16!16dots Outline dimensions : 64!64mm Dot size : o3.0mm Dot pitch : 4.0mm Radiation color : Yellow-green+Red (dichromatic type) Driving method : 1/16 duty dynamic drive LT1465ED s 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 s Electrical Characteristics Parameter Supply voltage for IC Supply voltage for LED IC current dissipation*1 LED current dissipation*1 (VCC=5V,VLED=5V,Ta=25C) Unit V V V ms C C W s Optical Characteristics s Optical Characteristics Parameter Symbol Viewing angle Peak emission wavelength Red Yellow-green 21/2 p (VCC=5V,VLED=5V,Ta=25C) TYP. 110 635 565 Unit nm Symbol MIN. TYP. MAX. Unit 4.75 5.0 VCC 5.25 V 4.75 5.25 5.0 VLED V -----20 40 ICC mA -----1.7 2.0 ILED A 3.5 ----------VIH V Input voltage ----------VIL V 1.5 ----------A 0.1 IIH Input current ----------0.12 IIL mA Clock frequency ----------3.0 fCLK MHZ 80 Frame frequency 100 HZ fFR -----*1 Under the condition that dichromatic all dots are lit. s Timing Chart tsu CLOCK RDATA GDATA VD(N+1)data tWL td(C-L) LATCH 1/ f OSC INTERNAL ENABLE RENABLE GENABLE ADDRESS ON OFF td(E-L) ON OFF ON VD(N+2)data th tWCLK s Luminance Luminance is classified into 2 ranks shown below. It is adjustable by (VCC=5V,VLED=5V,Ta=25C) variable registers. Rank Unit Radiation color 1 2 Red 160 200 cd/m 160 200 Yellow-green 2 s Terminal Functions Connector Power supply (CN1) Symbol VLED VCC GND1 GND2 A0 to A3 RDATA GDATA Input signal (CN2) LATCH ENABLE CLOCK 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) Shift from right to left(VD15VD0) in the unit Serial data input for yellow-green (H=ON, L=OFF) Shift from right to left(VD15VD0) in the unit Latch signal of display data.LH: Contents of shift register are latched. Controls ON/OFF of LED (H: LED OFF) Clock signal for data transmission in the shift-register. (LH: Serial data is shifted.) VD(n)dataON VD(n+1)dataON td(A-E) VD(n+1) td(L-A) tOFF VD(n) s Block Diagram Luminance adjustment circuit Input/output circuit RAD GADJ 473 OSC MONO-MULTI HC123 331J HC367 Input A0 A1 A2 A3 RDATA GDATA LATCH ENABLE CLOCK Output A0 A1 A2 A4 RDATA GDATA LATCH ENABLE CLOCK GND1 Ground for signal. (Connected to ground for IC) A0 to A3 Buffered input signal Input signal generated through 16-bit shift register RDATA or buffer Input signal generated through 16-bit shift register Output GDATA signal or buffer (CN3) LATCH Buffered input signal ENABLE Buffered input signal 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) 3 to 8 DECODER 3 to 8 DECODER NPN DRIVER HD0 RVD15 16BITSHIFT REGISTER LATCH DRIVER HD15 GVD15 16!16 DOT LED DICHROMAT MATRIX 16BITSHIFT REGISTER LATCH DRIVER RVD0 GVD0 devices catalogs, data books, etc. Contact SHARP 0 (Internet) Data forshown inoptoelectronic/power device is provided for in order to obtain the latest device specification sheets before using any SHARP device. 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 3 63.9 4.0!15=59.25 Data shift direction HD0 256-o3.0 10.1 13.2 10 63.9 4.0!15=59.25 VD0 HD15 VD15 Height 7.5MAX Hexagonal supporter 4-M3 Depth5MIN. 46 Pin connection CN1 4 CN3 CN2 10 1 1 3.351 7.5 CN1(Power supply) NO 1 2 3 4 NO 1 2 3 4 5 6 7 8 9 10 Name VLED VDD GND1 GND2 Name A0 A1 A2 A3 RDATA GDATA LATCH ENABLE CLOCK GND1 NO 1 2 3 4 5 6 7 8 9 10 Name A0 A1 A2 A3 RDATA GDATA LATCH ENABLE CLOCK GND1 RADJ 3.051 14.3 5 22.5 46 GADJ CN2(Input signal) CN3(Output signal) 7.751 17.05 27.45 5.2 LT1465ED/LT1465M |
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