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AD8115AST Folha de dados(PDF) 5 Page - Analog Devices |
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AD8115AST Folha de dados(HTML) 5 Page - Analog Devices |
5 / 32 page AD8114/AD8115 Rev. B | Page 5 of 32 TIMING CHARACTERISTICS (SERIAL) Table 2. Timing Characteristics Parameter Symbol Min Typ Max Unit Serial Data Setup Time t1 20 ns CLK Pulse Width t2 100 ns Serial Data Hold Time t3 20 ns CLK Pulse Separation, Serial Mode t4 100 ns CLK to UPDATE Delay t5 0 ns UPDATE Pulse Width t6 50 ns CLK to DATA OUT Valid, Serial Mode t7 200 ns Propagation Delay, UPDATE to Switch On or Off – 50 ns Data Load Time, CLK = 5 MHz, Serial Mode – 16 µs CLK, UPDATE Rise and Fall Times – 100 ns RESET Time – 200 ns Table 3. Logic Levels VIH VIL VOH VOL IIH IIL IOH IOL RESET, SER/PAR CLK, DATA IN, CE, UPDATE RESET, SER/PAR CLK, DATA IN, CE, UPDATE DATA OUT DATA OUT RESET, SER/PAR CLK, DATA IN, CE, UPDATE RESET, SER/PAR CLK, DATA IN, CE, UPDATE DATA OUT DATA OUT 2.0 V min 0.8 V max 2.7 V min 0.5 V max 20 µA max −400 µA min −400 µA max 3.0 mA min LOAD DATA INTO SERIAL REGISTER ON FALLING EDGE 1 0 1 0 DATA IN CLK 1 = LATCHED 0 = TRANSPARENT DATA OUT OUT7 (D4) OUT7 (D3) OUT00 (D0) TRANSFER DATA FROM SERIAL REGISTER TO PARALLEL LATCHES DURING LOW LEVEL t7 t1 t3 t6 t2 t4 t5 UPDATE Figure 2. Timing Diagram, Serial Mode |
Nº de peça semelhante - AD8115AST |
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Descrição semelhante - AD8115AST |
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