Datasheet LTC2325-16 (Analog Devices) - 3

LTC2325-16
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 = 2.2MHz 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 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 16 Bits No Missing Codes l 16 Bits Transition Noise 1.5 LSBRMS INL Integral Linearity Error (Note 6) l –9 ±2 9 LSB DNL Differential Linearity Error l –0.99 ±0.4 0.99 LSB BZE Bipolar Zero-Scale Error (Note 7) l –12 0 12 LSB Bipolar Zero-Scale Error Drift 0.01 LSB/°C FSE Bipolar Full-Scale Error VREFOUT1,2,3,4 = 4.096V (REFBUFEN Grounded) (Note 7) l –30 30 LSB Bipolar Full-Scale Error Drift VREFOUT1,2,3,4 = 4.096V (REFBUFEN Grounded) 15 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, 8). SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
SINAD Signal-to-(Noise + Distortion) Ratio fIN = 2.2MHz, VREFOUT1,2,3,4 = 4.096V, Internal Reference l 76 81 dB fIN = 2.2MHz, VREFOUT1,2,3,4 = 5V, External Reference 81 dB SNR Signal-to-Noise Ratio fIN = 2.2MHz, VREFOUT1,2,3,4 = 4.096V, Internal Reference l 77.5 82 dB fIN = 2.2MHz, VREFOUT1,2,3,4 = 5V, External Reference 82.5 dB THD Total Harmonic Distortion fIN = 2.2MHz, VREFOUT1,2,3,4 = 4.096V, Internal Reference l –90 –80 dB fIN = 2.2MHz, VREFOUT1,2,3,4 = 5V, External Reference –91 dB SFDR Spurious Free Dynamic Range fIN = 2.2MHz, VREFOUT1,2,3,4 = 4.096V, Internal Reference l 78 93 dB fIN = 2.2MHz, VREFOUT1,2,3,4 = 5V, External Reference 93 dB –3dB Input Bandwidth 95 MHz Aperture Delay 500 ps Aperture Delay Matching 500 ps Aperture Jitter 1 psRMS Transient Response Full-Scale Step 3 ns 232516fa For more information www.linear.com/LTC2325-16 3 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Converter Characteristics Digital Inputs And Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Package Description Typical Application Related Parts