Datasheet LTC2205-14 (Analog Devices) - 3

ManufacturerAnalog Devices
Description14-Bit, 65Msps ADC
Pages / Page28 / 3 — ANALOG INPUT. The. denotes the specifi cations which apply over the full …
File Format / SizePDF / 1.2 Mb
Document LanguageEnglish

ANALOG INPUT. The. denotes the specifi cations which apply over the full operating temperature range, otherwise

ANALOG INPUT The denotes the specifi cations which apply over the full operating temperature range, otherwise

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LTC2205-14
ANALOG INPUT The

denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V + – IN Analog Input Range (AIN – AIN ) 3.135V ≤ VDD ≤ 3.465V l 1.5 to 2.25 VP-P VIN, CM Analog Input Common Mode Differential Input (Note 7) l 1 1.25 1.5 V I + – IN Analog Input Leakage Current 0V ≤ A l IN , AIN ≤ VDD –1 1 μA ISENSE SENSE Input Leakage Current 0V ≤ SENSE ≤ VDD l –3 3 μA IMODE MODE Pin Pull-Down Current to GND 10 μA CIN Analog Input Capacitance Sample Mode ENC+ < ENC– 6.5 pF Hold Mode ENC+ > ENC– 1.8 pF tAP Sample-and-Hold 0.7 ns Aperature Delay Time tJITTER Sample-and-Hold 90 fsRMS Aperature Delay Time Jitter CMRR Analog Input 1V < (A + – IN = AIN ) <1.5V 60 dB Common Mode Rejection Ratio BW-3dB Full Power Bandwidth 700 MHz
DYNAMIC ACCURACY The

denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. AIN = –1dBFS. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
SNR Signal-to-Noise Ratio 5MHz Input (2.25V Range, PGA = 0) 78.3 dBFS 5MHz Input (1.5V Range, PGA = 1) 76.0 dBFS 15MHz Input (2.25V Range, PGA = 0) l 76.8 78.2 dBFS 15MHz Input (2.25V Range, PGA = 0) 77.2 78.2 dBFS 15MHz Input (1.5V Range, PGA = 1) 76.0 dBFS 70MHz Input (2.25V Range, PGA = 0) 77.7 dBFS 70MHz Input (1.5V Range, PGA = 1) l 74.2 75.7 dBFS 70MHz Input (1.5V Range, PGA = 1) 74.7 dBFS 140MHz Input (2.25V Range, PGA = 0) 76.4 dBFS 140MHz Input (1.5V Range, PGA = 1) 74.9 dBFS 170MHz Input (2.25V Range, PGA = 0) 75.6 dBFS 170MHz Input (1.5V Range, PGA = 1) 74.2 dBFS SFDR Spurious Free Dynamic Range 5MHz Input (2.25V Range, PGA = 0) 98 dBc 2nd or 3rd Harmonic 5MHz Input (1.5V Range, PGA = 1) 98 dBc 15MHz Input (2.25V Range, PGA = 0) l 85 98 dBc 15MHz Input (2.25V Range, PGA = 0 86 98 dBc 15MHz Input (1.5V Range, PGA = 1) 98 dBc 70MHz Input (2.25V Range, PGA = 0) 90 dBc 70MHz Input (1.5V Range, PGA = 1) l 82 92 dBc 70MHz Input (1.5V Range, PGA = 1) 83 92 dBc 140MHz Input (2.25V Range, PGA = 0) 88 dBc 140MHz Input (1.5V Range, PGA = 1) 90 dBc 170MHz Input (2.25V Range, PGA = 0) 80 dBc 170MHz Input (1.5V Range, PGA = 1) 82 dBc 220514fb 3
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