Datasheet LTC2315-12 (Analog Devices) - 3

LTC2315-12
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
VAIN Absolute Input Range l –0.05 VDD + 0.05 V VIN Input Voltage Range (Note 11) 0 VREF V IIN Analog Input DC Leakage Current l –1 1 µA CIN Analog Input Capacitance Sample Mode 13 pF Hold Mode 3 pF
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 12 Bits No Missing Codes l 12 Bits Transition Noise (Note 6) 0.33 LSBRMS INL Integral Linearity Error VDD = 5V (Note 5) l –1.25 ±0.25 1.25 LSB VDD = 3V (Note 5) l –1.5 ±0.3 1.5 LSB DNL Differential Linearity Error VDD = 5V l –0.99 ±0.15 0.99 LSB VDD = 3V l –0.99 ±0.2 0.99 LSB Offset Error VDD = 5V l –4 ±0.5 4 LSB VDD = 3V l –6 ±1 6 LSB Full-Scale Error VDD = 5V l –7 ±1.5 7 LSB VDD = 3V l –9 ±2 9 LSB Total Unadjusted Error VDD = 5V l –8 ±2 8 LSB VDD = 3V l –10 ±2.5 10 LSB
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. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
SINAD Signal-to-(Noise + Distortion) Ratio fIN = 500kHz, VDD = 5V l 69.5 72.6 dB fIN = 500kHz, VDD = 3V l 67.5 69.5 dB SNR Signal-to-Noise Ratio fIN = 500kHz, VDD = 5V l 70 73 dB fIN = 500kHz, VDD = 3V l 68 70 dB THD Total Harmonic Distortion fIN = 500kHz, VDD = 5V l –84 –76 dB First 5 Harmonics fIN = 500kHz, VDD = 3V l –84 –75 dB SFDR Spurious Free Dynamic Range fIN = 500kHz, VDD = 5V l 87 78 dB fIN = 500kHz, VDD = 3V l 87 77 dB IMD Intermodulation Distortion 2nd Order Terms fIN1 = 461kHz, fIN2 = 541kHz –77 dBc 3rd Order Terms AIN1, AIN2 = –7dBFS –89 dBc Full Power Bandwidth At 3dB 130 MHz At 0.1dB 20 MHz –3dB Input Linear Bandwidth SINAD ≥ 68dB 5 MHz tAP Aperture Delay 1 ns tJITTER Aperture Jitter 10 psRMS 231512fa For more information www.linear.com/LTC2315-12 3