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LTC2602 Datasheet(PDF) 5 Page - Linear Technology |
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LTC2602 Datasheet(HTML) 5 Page - Linear Technology |
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5 / 32 page  LTC2320-12 5 Rev B For more information www.analog.com SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS fSMPL Maximum Sampling Frequency l 1.5 Msps tCYC Time Between Conversions (Note 11) tCYC = tCNVH + tCONV + tREADOUT l 0.667 1000 µs tCONV Conversion Time l 450 ns tCNVH CNV High Time l 30 ns tACQUISITION Sampling Aperture (Note 11) tACQUISITION = tCYC – tCONV 215 ns tWAKE REFOUT1,2,3,4 Wake-Up Time CREFOUT1,2,3,4 = 10µF 50 ms CMOS I/O Mode, SDR CMOS/LVDS = GND, SDR/ DDR = GND tSCK SCK Period (Note 13) l 9.1 ns tSCKH SCK High Time l 4.1 ns tSCKL SCK Low Time l 4.1 ns tHSDO_SDR SDO Data Remains Valid Delay from CLKOUT↓ CL = 5pF (Note 12) l 0 1.5 ns tDSCKCLKOUT SCK to CLKOUT Delay (Note 12) l 2 4.5 ns POWER REQUIREMENTS The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C (Note 4). SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VDD Supply Voltage 5V Operation 3.3V Operation l l 4.75 3.13 5.25 3.47 V V IVDD Supply Current 1.5Msps Sample Rate (IN+ = IN– = 0V) l 31 38 mA CMOS I/O Mode CMOS/LVDS = GND OVDD Supply Voltage l 1.71 2.63 V IOVDD Supply Current 1.5Msps Sample Rate (CL = 5pF) l 4.4 7 mA INAP Nap Mode Current Conversion Done (IVDD) l 5.3 6.2 mA ISLEEP Sleep Mode Current Sleep Mode (IVDD + IOVDD) l 20 110 µA PD_3.3V Power Dissipation VDD = 3.3V, 1.5Msps Sample Rate Nap Mode Sleep Mode l l l 102 18 20 130 26.6 355 mW mW µW PD_5V Power Dissipation VDD = 5V, 1.5Msps Sample Rate Nap Mode Sleep Mode l l l 162 27 30 208 31.2 525 mW mW µW LVDS I/O Mode CMOS/LVDS = OVDD, OVDD = 2.5V OVDD Supply Voltage l 2.37 2.63 V IOVDD Supply Current 1.5Msps Sample Rate (CL = 5pF, RL = 100Ω) l 26 34 mA INAP Nap Mode Current Conversion Done (IVDD) l 5.3 6.2 mA ISLEEP Sleep Mode Current Sleep Mode (IVDD + IOVDD) l 20 110 µA PD_3.3V Power Dissipation VDD = 3.3V, 1.5Msps Sample Rate Nap Mode Sleep Mode l l l 151 52 80 196 60 355 mW mW µW PD_5V Power Dissipation VDD = 5V, 1.5Msps Sample Rate Nap Mode Sleep Mode l l l 214 51 30 275 68.5 525 mW mW µW ADC TIMING CHARACTERISTICS The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C (Note 4). |
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