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LTC2143-14 Datasheet(PDF) 4 Page - Linear Technology |
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LTC2143-14 Datasheet(HTML) 4 Page - Linear Technology |
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4 / 38 page  LTC2145-14/ LTC2144-14/LTC2143-14 4 21454314fa ANALOG INPUT The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VIN Analog Input Range (AIN+ – AIN–) 1.7V < VDD < 1.9V l 1 to 2 VP-P VIN(CM) Analog Input Common Mode (AIN+ + AIN–)/2 Differential Analog Input (Note 8) l 0.7 VCM 1.25 V VSENSE External Voltage Reference Applied to SENSE External Reference Mode l 0.625 1.250 1.300 V IINCM Analog Input Common Mode Current Per Pin, 125Msps Per Pin, 105Msps Per Pin, 80Msps 155 130 100 μA μA μA IIN1 Analog Input Leakage Current (No Encode) 0 < AIN+, AIN– < VDD l –1.5 1.5 μA IIN2 PAR/SER Input Leakage Current 0 < PAR/SER < VDD l –3 3 μA IIN3 SENSE Input Leakage Current 0.625 < SENSE < 1.3V l –3 3 μA tAP Sample-and-Hold Acquisition Delay Time 0 ns tJITTER Sample-and-Hold Acquisition Delay Jitter Single-Ended Encode Differential Encode 0.08 0.10 psRMS psRMS CMRR Analog Input Common Mode Rejection Ratio 80 dB BW-3B Full-Power Bandwidth Figure 6 Test Circuit 750 MHz CONVERTER CHARACTERISTICS The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 5) PARAMETER CONDITIONS LTC2145-14 LTC2144-14 LTC2143-14 UNITS MIN TYP MAX MIN TYP MAX MIN TYP MAX Resolution (No Missing Codes) l 14 14 14 Bits Integral Linearity Error Differential Analog Input (Note 6) l –2.6 ±1 2.6 –2.6 ±1 2.6 –2.6 ±1 2.6 LSB Differential Linearity Error Differential Analog Input l –0.9 ±0.3 0.9 –0.9 ±0.3 0.9 –0.8 ±0.3 0.8 LSB Offset Error (Note 7) l –9 ±1.5 9 –9 ±1.5 9 –9 ±1.5 9 mV Gain Error Internal Reference External Reference l –1.8 ±1.5 –0.4 0.9 –1.5 ±1.5 –0.3 1.1 –1.5 ±1.5 –0.3 1.1 %FS %FS Offset Drift ±10 ±10 ±10 μV/°C Full-Scale Drift Internal Reference External Reference ±30 ±10 ±30 ±10 ±30 ±10 ppm/°C ppm/°C Gain Matching ±0.2 ±0.2 ±0.2 %FS Offset Matching ±1.5 ±1.5 ±1.5 mV Transition Noise 1.25 1.28 1.20 LSBRMS |
Similar Part No. - LTC2143-14_15 |
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Similar Description - LTC2143-14_15 |
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