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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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LTC2602 датащи(PDF) 3 Page - Linear Technology |
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LTC2602 датащи(HTML) 3 Page - Linear Technology |
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3 / 32 page  LTC2320-12 3 Rev B For more information www.analog.com 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 VIN+ Absolute Input Range (AIN+ to AIN–) (Note 5) l 0 VDD V VIN– Absolute Input Range (AIN+ to AIN–) (Note 5) l 0 VDD V VIN+ – VIN– Input Differential Voltage Range VIN = VIN+ – VIN– l –REFOUT1,2,3,4 REFOUT1,2,3,4 V VCM Common Mode Input Range VCM = (VIN+ – VIN–)/2 l 0 VDD V IIN Analog Input DC Leakage Current l –1 1 μA CIN Analog Input Capacitance 10 pF CMRR Input Common Mode Rejection Ratio fIN = 500kHz 102 dB VIHCNV CNV High Level Input Voltage l 1.5 V VILCNV CNV Low Level Input Voltage l 0.5 V IINCNV CNV Input Current l –10 10 μA CONVERTER CHARACTERISTICS SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Resolution l 12 Bits No Missing Codes l 12 Bits Transition Noise 0.2 LSBRMS INL Integral Linearity Error (Note 6) l –1 ±0.25 1 LSB DNL Differential Linearity Error l –0.99 ±0.4 0.99 LSB BZE Bipolar Zero-Scale Error (Note 7) l –1.5 0 1.5 LSB Bipolar Zero-Scale Error Drift 0.005 LSB/°C FSE Bipolar Full-Scale Error VREFOUT1,2,3,4 = 4.096V (REFBUFEN Grounded) (Note 7) l –3 0 3 LSB Bipolar Full-Scale Error Drift VREFOUT1,2,3,4 = 4.096V (REFBUFEN Grounded) 15 ppm/°C The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C (Note 4). DYNAMIC ACCURACY SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS SINAD Signal-to-(Noise + Distortion) Ratio fIN = 500kHz, VREFOUT1,2,3,4 = 4.096V, Internal Reference l 74 77 dB fIN = 500kHz, VREFOUT1,2,3,4 = 5V, External Reference 77 dB SNR Signal-to-Noise Ratio fIN = 500kHz, VREFOUT1,2,3,4 = 4.096V, Internal Reference l 75 77 dB fIN = 500kHz, VREFOUT1,2,3,4 = 5V, External Reference 77.5 dB THD Total Harmonic Distortion fIN = 500kHz, VREFOUT1,2,3,4 = 4.096V, Internal Reference l –90 –76 dB fIN = 500kHz, VREFOUT1,2,3,4 = 5V, External Reference –91 dB SFDR Spurious Free Dynamic Range fIN = 500kHz, VREFOUT1,2,3,4 = 4.096V, Internal Reference l 76 93 dB fIN = 500kHz, VREFOUT1,2,3,4 = 5V, External Reference 93 dB –3dB Input Bandwidth 55 MHz Aperture Delay 500 ps Aperture Delay Matching 500 ps Aperture Jitter 1 psRMS Transient Response Full-Scale Step 30 ns 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, 8). |
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