LTC1196/LTC1198 RECOMMENDED OPERATING CONDITIONSThe l denotes the specifi cations which apply overthe full operating temperature range, otherwise specifi cations are at TA = 25°C.LTC1196-1LTC1196-2LTC1198-1LTC1198-2SYMBOLPARAMETERCONDITIONSMINTYPMAXMINTYPMAXUNITS VCC Supply Voltage 2.7 6 2.7 6 V VCC = 5V Operation fCLK Clock Frequency 0.01 14.4 0.01 12.0 MHz l 0.01 12.0 0.01 9.6 MHz tCYC Total Cycle Time LTC1196 12 12 CLK LTC1198 16 16 CLK tSMPL Analog Input Sampling Time 2.5 2.5 CLK thCS Hold Time CS LOW After Last CLK↑ 10 13 ns tsuCS Setup Time CS↓ Before First CLK↑ 20 26 ns (See Figures 1, 2) thDI Hold Time DIN After CLK↑ LTC1198 20 26 ns tsuDI Setup Time DIN Stable Before CLK↑ LTC1198 20 26 ns tWHCLK CLK HIGH Time fCLK = fCLK(MAX) 40% 40% 1/fCLK tWLCLK CLK LOW Time fCLK = fCLK(MAX) 40% 40% 1/fCLK tWHCS CS HIGH Time Between Data Transfer Cycles 25 32 ns tWLCS CS LOW Time During Data Transfer LTC1196 11 11 CLK LTC1198 15 15 CLK CONVERTER AND MULTIPLEXER CHARACTERISTICSThe l denotes the specifi cationswhich apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. VCC = 5V, VREF = 5V, fCLK = fCLK(MAX)as defi ned in Recommended Operating Conditions, unless otherwise noted.LTC1196-1A/LTC1196-2ALTC1196-1B/LTC1196-2BLTC1198-1A/LTC1198-2ALTC1198-1B/LTC1198-2BPARAMETERCONDITIONSMINTYPMAXMINTYPMAXUNITS No Missing Codes Resolution l 8 8 Bits Offset Error l ±1/2 ±1 LSB Linearity Error (Note 3) l ±1/2 ±1 LSB Full-Scale Error l ±1/2 ±1 LSB Total Unadjusted Error (Note 4) LTC1196, VREF = 5.000V l ±1/2 ±1 LSB LTC1198, VCC = 5.000V Analog and REF Input Range LTC1196 –0.05V to VCC + 0.05V V Analog Input Leakage Current (Note 5) l ±1 ±1 μA DIGITAL AND DC ELECTRICAL CHARACTERISTICSThe l denotes the specifi cations whichapply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. VCC = 5V, VREF = 5V, unless otherwise noted. SYMBOLPARAMETERCONDITIONSMINTYPMAXUNITS VIH High Level Input Voltage VCC = 5.25V l 2.0 V VIL Low Level Input Voltage VCC = 4.75V l 0.8 V IIH High Level Input Current VIN = VCC l 2.5 μA IIL Low Level Input Current VIN = 0V l –2.5 μA VOH High Level Output Voltage VCC = 4.75V, IO = 10μA l 4.5 4.74 V VCC = 4.75V, IO = 360μA l 2.4 4.71 V 119698fb 3
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