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LTC2758 Datasheet(PDF) 4 Page - Linear Technology |
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LTC2758 Datasheet(HTML) 4 Page - Linear Technology |
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4 / 24 page  LTC2758 4 2758fa For more information www.linear.com/LTC2758 TIMING CHARACTERISTICS The l denotes specifications that apply over the full operating temperature range, otherwise specifications are at TA = 25°C. ELECTRICAL CHARACTERISTICS V DD = 5V, V(RINX) = 5V unless otherwise specified. The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Power Supply VDD Supply Voltage l 2.7 5.5 V IDD VDD Supply Current Digital Inputs = 0V or VDD l 0.5 2 μA Digital Inputs VIH Digital Input High Voltage 3.3V ≤ VDD ≤ 5.5V 2.7V ≤ VDD < 3.3V l l 2.4 2 V V VIL Digital Input Low Voltage 4.5V < VDD ≤ 5.5V 2.7V ≤ VDD ≤ 4.5V l l 0.8 0.6 V V Hysteresis Voltage 0.1 V IIN Digital Input Current VIN = GND to VDD l ±1 µA CIN Digital Input Capacitance VIN = 0V (Note 13) l 6 pF Digital Outputs VOH IOH = 200µA 2.7V ≤ VDD ≤ 5.5V l VDD – 0.4 V VOL IOL = 200µA 2.7V ≤ VDD ≤ 5.5V l 0.4 V SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VDD = 4.5V to 5.5V t1 SDI Valid to SCK Set-Up l 7 ns t2 SDI Valid to SCK Hold l 7 ns t3 SCK High Time l 11 ns t4 SCK Low Time l 11 ns t5 CS/LD Pulse Width l 9 ns t6 LSB SCK High to CS/LD High l 4 ns t7 CS/LD Low to SCK Positive Edge l 4 ns t8 CS/LD High to SCK Positive Edge l 4 ns t9 SRO Propagation Delay CLOAD = 10pF l 18 ns t10 CLR Pulse Width Low l 36 ns t11 LDAC Pulse Width Low l 15 ns t12 CLR Low to RFLAG Low CLOAD = 10pF (Note 13) l 50 ns t13 CS/LD High to RFLAG High CLOAD = 10pF (Note 13) l 40 ns SCK Frequency 50% Duty Cycle (Note 14) l 40 MHz VDD = 2.7V to 3.3V t1 SDI Valid to SCK Set-Up l 9 ns t2 SDI Valid to SCK Hold (Note 13) l 9 ns t3 SCK High Time CL = 10pF l 15 ns t4 SCK Low Time l 15 ns t5 CS/LD Pulse Width l 12 ns t6 LSB SCK High to CS/LD High l 5 ns |
Similar Part No. - LTC2758_15 |
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Similar Description - LTC2758_15 |
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