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LTC1098AI Datasheet(PDF) 6 Page - Linear Technology |
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LTC1098AI Datasheet(HTML) 6 Page - Linear Technology |
6 / 28 page 6 LTC1096/LTC1096L LTC1098/LTC1098L DIGITAL AND DC ELECTRICAL CHARACTERISTICS LTC1096L/LTC1098L VCC = 2.65V, VREF = 2.5V, fCLK = 250kHz, unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VIH High Level Input Voltage VCC = 3.6V q 1.9 V VIL Low Level Input Voltage VCC = 2.65V q 0.45 V IIH High Level Input Current VIN = VCC q 2.5 µA IIL Low Level Input Current VIN = 0V q –2.5 µA VOH High Level Output Voltage VCC = 2.65V, IO = 10µA q 2.3 2.64 V VCC = 2.65V, IO = 360µA q 2.1 2.50 V VOL Low Level Output Voltage VCC = 2.65V, IO = 400µA q 0.3 V IOZ Hi-Z Output Leakage CS = High q ±3.0 µA ISOURCE Output Source Current VOUT = 0V – 10 mA ISINK Output Sink Current VOUT = VCC 15 mA IREF Reference Current CS = VCC q 0.001 2.5 µA tCYC ≥ 200µs, fCLK ≤ 50kHz q 3.500 7.5 µA tCYC = 58µs, fCLK = 250kHz q 35.000 50.0 µA ICC Supply Current CS = VCC q 0.001 3.0 µA LTC1096L, tCYC ≥ 200µs, fCLK ≤ 50kHz q 40 80 µA LTC1096L, tCYC = 58µs, fCLK = 250kHz q 120 180 µA LTC1098L, tCYC ≥ 200µs, fCLK ≤ 50kHz q 44 88 µA LTC1098L, tCYC = 58µs, fCLK = 250kHz q 155 230 µA AC CHARACTERISTICS LTC1096/LTC1098 VCC = 5V, VREF = 5V, fCLK = 500kHz, unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS tSMPL Analog Input Sample Time See Operating Sequence 1.5 CLK Cycles fSMPL(MAX) Maximum Sampling Frequency q 33 kHz tCONV Conversion Time See Operating Sequence 8 CLK Cycles tdDO Delay Time, CLK ↓ to DOUT Data Valid See Test Circuits q 200 450 ns tdis Delay Time, CS ↑ to DOUT Hi-Z See Test Circuits q 170 450 ns ten Delay Time, CLK ↓ to DOUT Enable See Test Circuits q 60 250 ns thDO Time Output Data Remains Valid After CLK ↓ CLOAD = 100pF 180 ns tf DOUT Fall Time See Test Circuits q 70 250 ns tr DOUT Rise Time See Test Circuits q 25 100 ns CIN Input Capacitance Analog Inputs On Channel 25 pF Analog Inputs Off Channel 5 pF Digital Input 5 pF |
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