Datasheet LTC1605 (Analog Devices) - 3

LTC1605
CONVERTER CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Notes 5, 6) LTC1605 LTC1605A PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
Resolution l 16 16 Bits No Missing Codes l 15 16 Bits Transition Noise 1.0 1.0 LSB Integral Linearity Error (Note 7) l ±3 ±2 LSB Bipolar Zero Error Ext. Reference = 2.5V (Note 8) l ±10 ±10 mV Bipolar Zero Error Drift ±2 ±2 ppm/°C Full-Scale Error Drift ±7 ±5 ppm/°C Full-Scale Error Ext. Reference = 2.5V (Notes 12, 13) l ±0.50 ±0.25 % Full-Scale Error Drift Ext. Reference = 2.5V ±2 ±2 ppm/°C Power Supply Sensitivity VDD = 5V ±5% (Note 9) ±8 ±8 LSB VANA = VDIG = VDD
ANALOG INPUT The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 5) CONDITIONS LTC1605/LTC1605A SYMBOL PARAMETER MIN TYP MAX UNITS
VIN Analog Input Range (Note 9) 4.75V ≤ VANA ≤ 5.25V, 4.75V ≤ VDIG ≤ 5.25V l ±10 V CIN Analog Input Capacitance 10 pF RIN Analog Input Impedance 20 kΩ
DYNAMIC ACCURACY (Notes 5, 14) LTC1605/LTC1605A SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
S/(N + D) Signal-to-(Noise + Distortion) Ratio 1kHz Input Signal (Note 14) 87.5 dB 10kHz Input Signal 87 dB 20kHz, –60dB Input Signal 30 dB THD Total Harmonic Distortion 1kHz Input Signal, First 5 Harmonics –102 dB 10kHz Input Signal, First 5 Harmonics –94 dB Peak Harmonic or Spurious Noise 1kHz Input Signal –102 dB 10kHz Input Signal –94 dB Full-Power Bandwidth (Note 15) 275 kHz Aperture Delay 40 ns Aperture Jitter Sufficient to Meet AC Specs Transient Response Full-Scale Step (Note 9) 2 µs Overvoltage Recovery (Note 16) 150 ns 1605fd For more information www.linear.com/LTC1605 3 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs and Outputs Timing Characteristics Power Requirements Typical Performance Characteristics Pin Functions Test Circuit Functional Block Diagram Applications Information Package Description Revision History Package Description Related Parts