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LD1022SS Datasheet(PDF) 7 Page - LDT Co., Ltd |
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LD1022SS Datasheet(HTML) 7 Page - LDT Co., Ltd |
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7 / 26 page  Ver1.0 7 LD1022 16 Channel Constant Current LED Driver ELECTRICAL CHARACTERISTICS (Ta = 25oC unless otherwise noted) W tbd Ta=85°C PD Power Dissipation MHz 25.0 Cascade Operation FCLK Clock Frequency ns 15 th(CA) Hold Time for LE ns 15 tsu(CA) Setup Time for LE ns 20 Current Adjust Mode VDD=4.5 ~ 5.5V tw(CLK) CLK Pulse Width ns 15 th(L) Hold Time for LE ns 15 tsu(L) Setup Time for LE ns 10 th(D) Hold Time for SDI ns 5 tsu(D) Setup Time for SDI ns 20 tw(CLK) CLK Pulse Width ns 50 tw(OE) Pulse Width ns 20 Normal Mode VDD=4.5 ~ 5.5V tw(L) LE Pulse Width V 0.3*VD D -0.3 CLK,, LE and SDI VIL V VDD+ 0.3V 0.8VDD CLK, , LE and SDI VIH Input Voltage mA 1.0 SDO IOL mA -1.0 SDO IOH mA 50 3 Refer to DC Test Circ uit IOUT Output Current V 5.5 ~ VDS Output Voltage V 5.5 5.0 3.0 VDD Supply Voltage Unit Max. Typ. Min. Condition Symbol Characteristic |
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