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LTC2640 Datasheet(PDF) 7 Page - Linear Technology |
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LTC2640 Datasheet(HTML) 7 Page - Linear Technology |
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7 / 24 page  LTC2640 7 2640fc For more information www.linear.com/LTC2640 timing characteristics The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VCC = 2.7V to 5.5V. (See Figure 1) (Note 8). LTC2640-LM12/-LM10/-LM8/-LZ12/-LZ10/-LZ8, LTC2640A-LM12/-LZ12 (VFS = 2.5V) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS t1 SDI Valid to SCK Setup l 4 ns t2 SDI Valid to SCK Hold l 4 ns t3 SCK High Time l 9 ns t4 SCK Low Time l 9 ns t5 CS/LD Pulse Width l 10 ns t6 LSB SCK High to CS/LD High l 7 ns t7 CS/LD Low to SCK High l 7 ns t9 CLR Pulse Width l 20 ns t10 CS/LD High to SCK Pos. Edge l 7 ns SCK Frequency 50% Duty Cycle l 50 MHz electrical characteristics The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VCC = 4.5V to 5.5V, VOUT unloaded unless otherwise specified. LTC2640-HM12/-HM10/-HM8/-HZ12/-HZ10/-HZ8, LTC2640A-HM12/-HZ12 (VFS = 4.096V) LTC2640-8 LTC2640-10 LTC2640-12 LTC2640A-12 SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX MIN TYP MAX MIN TYP MAX UNITS DC Performance Resolution l 8 10 12 12 Bits Monotonicity VCC = 5V, Internal Ref. (Note 4) l 8 10 12 12 Bits DNL Differential Nonlinearity VCC = 5V, Internal Ref. (Note 4) l ±0.5 ±0.5 ±1 ±1 LSB INL Integral Nonlinearity VCC = 5V, Internal Ref. (Note 4) l ±0.05 ±0.5 ±0.2 ±1 ±1 ±2.5 ±0.5 ±1 LSB ZSE Zero-Scale Error VCC = 5V, Internal Ref., Code = 0 l 0.5 5 0.5 5 0.5 5 0.5 5 mV VOS Offset Error VCC = 5V, Internal Ref. (Note 5) l ±0.5 ±5 ±0.5 ±5 ±0.5 ±5 ±0.5 ±5 mV VOSTC VOS Temperature Coefficient VCC = 5V, Internal Ref. (Note 5) ±10 ±10 ±10 ±10 µV/°C FSE Full-Scale Error VCC = 5V, Internal Ref. (Note 11) l ±0.08 ±0.4 ±0.08 ±0.4 ±0.08 ±0.4 ±0.08 ±0.4 %FSR VFSTC Full-Scale Voltage Temperature Coefficient VCC = 5V, Internal Ref. (Note 10) C-Grade I-Grade H-Grade ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ppm/°C ppm/°C ppm/°C Load Regulation VCC = 5V ±10%, Internal Ref. Mid-Scale, –10mA ≤ IOUT ≤ 10mA l 0.006 0.01 0.022 0.04 0.09 0.16 0.09 0.16 LSB/mA ROUT DC Output Impedance VCC = 5V ±10%, Internal Ref. Mid-Scale, –10mA ≤ IOUT ≤ 10mA l 0.09 0.156 0.09 0.156 0.09 0.156 0.09 0.156 Ω |
Similar Part No. - LTC2640_15 |
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Similar Description - LTC2640_15 |
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