Datasheet LTC2380-24 (Analog Devices) - 3
| Fabricante | Analog Devices |
| Descripción | 24-Bit, 1.5Msps/2Msps, Low Power SAR ADC with Integrated Digital Filter |
| Páginas / Página | 32 / 3 — ELECTRICAL. CHARACTERISTICS The. denotes the specifications which apply … |
| Formato / tamaño de archivo | PDF / 1.5 Mb |
| Idioma del documento | Inglés |
ELECTRICAL. CHARACTERISTICS The. denotes the specifications which apply over the full operating
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LTC2380-24
ELECTRICAL CHARACTERISTICS 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
V + IN Absolute Input Range (IN+) (Note 5) l −0.1 VREF + 0.1 V V – IN Absolute Input Range (IN–) (Note 5) l −0.1 VREF + 0.1 V V + – + – IN – VIN Input Differential Voltage Range VIN = VIN – VIN l −VREF VREF V VCM Common Mode Input Range l −VREF/2 – 0.1 VREF/2 VREF/2 + 0.1 V IIN Analog Input Leakage Current 0.01 μA CIN Analog Input Capacitance Sample Mode 45 pF Hold Mode 5 pF CMRR Input Common Mode Rejection Ratio fIN = 1MHz 86 dB
CONVERTER CHARACTERISTICS 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
Resolution l 24 Bits No Missing Codes l 24 Bits N Number of Averages l 1 65536 Transition Noise N = 1, fSMPL = 1.5Msps 55.7 LSBRMS N = 16, fSMPL = 2Msps 13.6 LSBRMS N = 1024, fSMPL = 2Msps 1.75 LSBRMS N = 16384, fSMPL = 2Msps 0.55 LSBRMS INL Integral Linearity Error N = 1, fSMPL = 1.5Msps (Note 6) l –3.5 ±0.5 3.5 ppm N = 1, fSMPL = 1.5Msps REF/DGC = GND (Note 6) l –3.5 ±0.5 3.5 ppm N = 4, fSMPL = 2Msps (Note 6) l –3.5 ±0.5 3.5 ppm DNL Differential Linearity Error (Note 7) l –0.5 ±0.2 0.5 LSB ZSE Zero-Scale Error (Note 8) l −10 0 10 ppm Zero-Scale Error Drift ±7 ppb/°C FSE Full-Scale Error (Note 8) l −100 ±10 100 ppm Full-Scale Error Drift ±0.05 ppm/°C
DYNAMIC ACCURACY The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C and AIN = –1dBFS. (Notes 4, 9) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
DR Dynamic Range IN+ = IN– = VCM, VREF = 5V, N = 1, fSMPL = 1.5Msps 101 dB IN+ = IN– = VCM, VREF = 5V, N = 16, fSMPL = 2Msps 113 dB IN+ = IN– = VCM, VREF = 5V, N = 1024, fSMPL = 2Msps 131 dB IN+ = IN– = VCM, VREF = 5V, N = 16384, fSMPL = 2Msps 141 dB IN+ = IN– = VCM, VREF = 5V, N = 65536, fSMPL = 2Msps 145 dB SINAD Signal-to-(Noise + Distortion) Ratio fIN = 2kHz, VREF = 5V l 97.5 100 dB SNR Signal-to-Noise Ratio fIN = 2kHz, VREF = 5V, N = 1, fSMPL = 1.5Msps l 97.5 100 dB fIN = 2kHz, VREF = 5V, REF/DGC = GND, N = 1, fSMPL = 1.5Msps l 95.5 98 dB fIN = 2kHz, VREF = 2.5V, N = 1, fSMPL = 1.5Msps l 92.5 95 dB fIN = 2kHz, VREF = 5V, N = 16, AIN = –20dBFS, fSMPL = 2Msps 112 dB fIN = 100Hz, VREF = 5V, N = 1024, AIN = –20dBFS, fSMPL = 2Msps 130 dB THD Total Harmonic Distortion fIN = 2kHz, VREF = 5V, N = 1, fSMPL = 1.5Msps l –117 –114 dB fIN = 2kHz, VREF = 5V, REF/DGC = GND, N = 1, fSMPL = 1.5Msps l –119 –114 dB fIN = 2kHz, VREF = 2.5V, N = 1, fSMPL = 1.5Msps l –117 –113 dB fIN = 2kHz, VREF = 5V, N = 16, AIN = –20dBFS, fSMPL = 2Msps –120 dB fIN = 100Hz, VREF = 5V, N = 1024, AIN = –20dBFS, fSMPL = 2Msps –120 dB 238024fa For more information www.linear.com/LTC2380-24 3 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Reference Input Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Package Description Revision History Typical Application Related Parts
ELECTRICAL CHARACTERISTICS 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
V + IN Absolute Input Range (IN+) (Note 5) l −0.1 VREF + 0.1 V V – IN Absolute Input Range (IN–) (Note 5) l −0.1 VREF + 0.1 V V + – + – IN – VIN Input Differential Voltage Range VIN = VIN – VIN l −VREF VREF V VCM Common Mode Input Range l −VREF/2 – 0.1 VREF/2 VREF/2 + 0.1 V IIN Analog Input Leakage Current 0.01 μA CIN Analog Input Capacitance Sample Mode 45 pF Hold Mode 5 pF CMRR Input Common Mode Rejection Ratio fIN = 1MHz 86 dB
CONVERTER CHARACTERISTICS 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
Resolution l 24 Bits No Missing Codes l 24 Bits N Number of Averages l 1 65536 Transition Noise N = 1, fSMPL = 1.5Msps 55.7 LSBRMS N = 16, fSMPL = 2Msps 13.6 LSBRMS N = 1024, fSMPL = 2Msps 1.75 LSBRMS N = 16384, fSMPL = 2Msps 0.55 LSBRMS INL Integral Linearity Error N = 1, fSMPL = 1.5Msps (Note 6) l –3.5 ±0.5 3.5 ppm N = 1, fSMPL = 1.5Msps REF/DGC = GND (Note 6) l –3.5 ±0.5 3.5 ppm N = 4, fSMPL = 2Msps (Note 6) l –3.5 ±0.5 3.5 ppm DNL Differential Linearity Error (Note 7) l –0.5 ±0.2 0.5 LSB ZSE Zero-Scale Error (Note 8) l −10 0 10 ppm Zero-Scale Error Drift ±7 ppb/°C FSE Full-Scale Error (Note 8) l −100 ±10 100 ppm Full-Scale Error Drift ±0.05 ppm/°C
DYNAMIC ACCURACY The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C and AIN = –1dBFS. (Notes 4, 9) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
DR Dynamic Range IN+ = IN– = VCM, VREF = 5V, N = 1, fSMPL = 1.5Msps 101 dB IN+ = IN– = VCM, VREF = 5V, N = 16, fSMPL = 2Msps 113 dB IN+ = IN– = VCM, VREF = 5V, N = 1024, fSMPL = 2Msps 131 dB IN+ = IN– = VCM, VREF = 5V, N = 16384, fSMPL = 2Msps 141 dB IN+ = IN– = VCM, VREF = 5V, N = 65536, fSMPL = 2Msps 145 dB SINAD Signal-to-(Noise + Distortion) Ratio fIN = 2kHz, VREF = 5V l 97.5 100 dB SNR Signal-to-Noise Ratio fIN = 2kHz, VREF = 5V, N = 1, fSMPL = 1.5Msps l 97.5 100 dB fIN = 2kHz, VREF = 5V, REF/DGC = GND, N = 1, fSMPL = 1.5Msps l 95.5 98 dB fIN = 2kHz, VREF = 2.5V, N = 1, fSMPL = 1.5Msps l 92.5 95 dB fIN = 2kHz, VREF = 5V, N = 16, AIN = –20dBFS, fSMPL = 2Msps 112 dB fIN = 100Hz, VREF = 5V, N = 1024, AIN = –20dBFS, fSMPL = 2Msps 130 dB THD Total Harmonic Distortion fIN = 2kHz, VREF = 5V, N = 1, fSMPL = 1.5Msps l –117 –114 dB fIN = 2kHz, VREF = 5V, REF/DGC = GND, N = 1, fSMPL = 1.5Msps l –119 –114 dB fIN = 2kHz, VREF = 2.5V, N = 1, fSMPL = 1.5Msps l –117 –113 dB fIN = 2kHz, VREF = 5V, N = 16, AIN = –20dBFS, fSMPL = 2Msps –120 dB fIN = 100Hz, VREF = 5V, N = 1024, AIN = –20dBFS, fSMPL = 2Msps –120 dB 238024fa For more information www.linear.com/LTC2380-24 3 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Reference Input Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Package Description Revision History Typical Application Related Parts