LTC2152-14/ LTC2151-14/LTC2150-14 CONVERTERCHARACTERISTICS The l denotes the specifications which apply over the full operatingtemperature range, otherwise specifications are at TA = 25°C. (Note 5)LTC2152-14LTC2151-14LTC2150-14PARAMETERCONDITIONSMINTYPMAXMINTYPMAXMINTYPMAXUNITS Resolution (No Missing Codes) l 14 14 14 Bits Integral Linearity Error Differential Analog Input (Note 6) l –5.5 ±0.85 5.5 –5.1 ±1 5.1 –5.1 ±1 5.1 LSB Differential Linearity Error Differential Analog Input l –0.9 ±0.25 0.9 –0.9 ±0.25 0.9 –0.9 ±0.25 0.9 LSB Offset Error (Note 7) l –13 ±5 13 –13 ±5 13 –13 ±3 13 mV Gain Error External Reference l –4 ±1 3 –4 ±1 3 –4 ±1 3 %FS Offset Drift ±20 ±20 ±20 µV/°C Full-Scale Drift Internal Reference ±30 ±30 ±30 ppm/°C External Reference ±10 ±10 ±10 ppm/°C Transition Noise External Reference 1.82 1.82 1.82 LSBRMS ANALOGINPUT The l denotes the specifications which apply over the full operating temperature range, otherwisespecifications are at TA = 25°C. (Note 5)SYMBOL PARAMETERCONDITIONSMINTYPMAXUNITS V + – IN Analog Input Range (AIN – AIN ) 1.7V < VDD < 1.9V l 1.5 VP-P V + – IN(CM) Analog Input Common Mode (AIN + AIN )/2 Differential Analog Input (Note 8) l VCM – 20mV VCM VCM + 20mV V VSENSE External Reference Mode External Reference Mode l 1.200 1.250 1.300 V I + – IN1 Analog Input Leakage Current 0 < AIN , AIN < VDD No Encode l –1 1 µA IIN2 SENSE Input Leakage Current 1.2V < SENSE < 1.3V l –1 1 µA IIN3 PAR/SER Input Leakage Current 0 < PAR/SER < VDD l –1 1 µA tAP Sample-and-Hold Acquisition Delay Time 1 ns tJITTER Sample-and-Hold Acquisition Delay Jitter 0.15 psRMS CMRR Analog Input Common Mode Rejection Ratio 75 dB BW-3B Full-Power Bandwidth 1250 MHz DYNAMICACCURACY The l denotes the specifications which apply over the full operating temperature range,otherwise specifications are at TA = 25°C. AIN = –1dBFS. (Note 5)LTC2152-14LTC2151-14LTC2150-14SYMBOLPARAMETERCONDITIONSMINTYPMAXMINTYPMAXMINTYPMAXUNITS SNR Signal-to-Noise Ratio 15MHz Input 70 70 70 dBFS 70MHz Input 69.7 69.8 69.8 dBFS 140MHz Input l 67.3 69.3 67.4 69.4 67.5 69.5 dBFS SFDR Spurious Free Dynamic Range 15MHz Input 90 90 90 dBFS 2nd or 3rd Harmonic 70MHz Input 85 85 85 dBFS 140MHz Input l 72 82 75 82 76 83 dBFS Spurious Free Dynamic Range 15MHz Input 95 95 98 dBFS 4th Harmonic or Higher 70MHz Input 95 95 95 dBFS 140MHz Input l 81 85 82 88 83 88 dBFS S/(N+D) Signal-to-Noise Plus 15MHz Input 69.9 69.9 69.9 dBFS Distortion Ratio 70MHz Input 69.4 69.4 69.4 dBFS 140MHz Input l 66.7 68.8 66.8 68.8 66.9 68.8 dBFS Cross Talk Cross-Talk Between Channels Up to 315MHz Input –95 –95 –95 dB 21521014fa For more information www.linear.com/LTC2152-14 3 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Power Requirements Digital Inputs And Outputs Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagrams Applications Information Typical Applications Package Description Typical Application Related Parts
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