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LTC1287CI Datasheet(PDF) 2 Page - Linear Technology |
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LTC1287CI Datasheet(HTML) 2 Page - Linear Technology |
2 / 16 page 2 LTC1287 PACKAGE/ORDER I FOR ATIO A G A U A R BSOLUTEXI TI S (Notes 1 and 2) Supply Voltage (VCC) to GND.................................. 12V Voltage Analog and Reference Inputs .... –0.3V to VCC + 0.3V Digital Inputs ........................................ –0.3V to 12V Digital Outputs .......................... –0.3V to VCC + 0.3V Power Dissipation ............................................. 500mW Operating Temperature Range LTC1287BI, LTC1287CI ................... – 40 °C TO 85°C LTC1287BC, LTC1287CC ....................... 0 °C to 70°C Storage Temperature Range ................ –65 °C to 150°C Lead Temperature (Soldering, 10 sec.)................ 300 °C ORDER PART NUMBER LTC1287BIJ LTC1287CIJ LTC1287BIN LTC1287CIN LTC1287BCJ LTC1287CCJ LTC1287BCN LTC1287CCN 1 2 3 45 6 7 8 TOP VIEW J8 PACKAGE 8-LEAD CERAMIC DIP VCC CLK DOUT VREF CS +IN –IN GND 1287 PO N8 PACKAGE 8-LEAD PLASTIC DIP PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS Offset Error VCC = 2.7V (Note 4) q ±3.0 ±3.0 LSB Linearity Error (INL) VCC = 2.7V (Notes 4 & 5) q ±0.5 ±0.5 LSB Gain Error VCC = 2.7V (Note 4) q ±0.5 ±1.0 LSB Minimum Resolution for Which No q 12 12 Bits Missing Codes are Guaranteed Analog and REF Input Range (Note 7) V On Channel Leakage Current (Note 8) On Channel = 3V q ±1 ±1 µA Off Channel = 0V On Channel = 0V q ±1 ±1 µA Off Channel = 3V Off Channel Leakage Current (Note 8) On Channel = 3V q ±1 ±1 µA Off Channel = 0V On Channel = 0V q ±1 ±1 µA Off Channel = 3V LTC1287B LTC1287C (Note 3) CO VERTER A D ULTIPLEXER CHARACTERISTICS SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS fCLK Clock Frequency (Note 6) (Note 9) 0.5 MHz tSMPL Analog Input Sample Time See Operating Sequence 1.5 CLK Cycles tCONV Conversion Time See Operating Sequence 12 CLK Cycles tCYC Total Cycle Time See Operating Sequence (Note 6) 14 CLK+ Cycles 5.0 µs tdDO Delay Time, CLK ↓ to DOUT Data Valid See Test Circuits q 250 450 ns tdis Delay Time, CS ↑ to DOUT Hi-Z See Test Circuits q 80 160 ns ten Delay Time, CLK ↓ to DOUT Enabled See Test Circuits q 130 250 ns AC CHARACTERISTICS (Note 3) LTC1287B/LTC1287C (V –) – 0.05V to VCC + 0.05V |
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