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LTC2272 Datasheet(PDF) 3 Page - Linear Technology |
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LTC2272 Datasheet(HTML) 3 Page - Linear Technology |
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3 / 44 page  LTC2273/LTC2272 3 22732fa ANALOG INPUT The l denotes 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 Analog Input Range (AIN+ – AIN–) 3.135V ≤ VDD ≤ 3.465V l 1.5 or 2.25 VP-P VIN, CM Analog Input Common Mode Differential Input (Note 7) l 1 1.25 1.5 V IIN Analog Input Leakage Current 0V ≤ AIN+, AIN– ≤ VDD (Note 10) l –1 1 μA ISENSE SENSE Input Leakage Current 0V ≤ SENSE ≤ VDD (Note 11) –3 3 μA CIN Analog Input Capacitance Sample Mode ENC+ < ENC– Hold Mode ENC+ > ENC– 6.7 1.8 pF pF tAP Sample-and-Hold Acquisition Delay Time 1ns tJITTER Sample-and-Hold Acquisition Delay Time Jitter 80 fsRMS CMRR Analog Input Common Mode Rejection Ratio 1V < (AIN+ = AIN–) <1.5V 80 dB BW-3dB Full Power Bandwidth RS ≤ 25Ω 700 MHz DYNAMIC ACCURACY The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. AIN = –1dBFS. (Note 4) SYMBOL PARAMETER CONDITIONS LTC2273 LTC2272 UNITS MIN TYP MAX MIN TYP MAX SNR Signal-to-Noise Ratio 5MHz Input (2.25V Range, PGA = 0) 5MHz Input (1.5V Range, PGA = 1) 77.6 75.4 77.6 75.4 dBFS dBFS 15MHz Input (2.25V Range, PGA = 0), TA = 25°C 15MHz Input (2.25V Range, PGA = 0) 15MHz Input (1.5V Range, PGA = 1) l 76.5 76.2 77.5 77.2 75.3 76.5 76.2 77.5 77.2 75.3 dBFS dBFS dBFS 70MHz Input (2.25V Range, PGA = 0) 70MHz Input (1.5V Range, PGA = 1), TA = 25°C 70MHz Input (1.5V Range, PGA = 1) l 74.5 74.2 77.2 75.1 74.8 74.5 74.2 77.2 75.1 74.8 dBFS dBFS dBFS 140MHz Input (2.25V Range, PGA = 0) 140MHz Input (1.5V Range, PGA = 1) 76.3 74.5 76.3 74.5 dBFS dBFS 170MHz Input (2.25V Range, PGA = 0) 170MHz Input (1.5V Range, PGA = 1) 75.9 74.3 75.9 74.3 dBFS dBFS SFDR Spurious Free Dynamic Range 2nd or 3rd Harmonic 5MHz Input (2.25V Range, PGA = 0) 5MHz Input (1.5V Range, PGA = 1) 100 100 100 100 dBc dBc 15MHz Input (2.25V Range, PGA = 0), TA = 25°C 15MHz Input (2.25V Range, PGA = 0) 15MHz Input (1.5V Range, PGA = 1) l 85 84 95 95 100 85 84 95 95 100 dBc dBc dBc 70MHz Input (2.25V Range, PGA = 0) 70MHz Input (1.5V Range, PGA = 1), TA = 25°C 70MHz Input (1.5V Range, PGA = 1) l 84 83 86 94 92 84 83 86 94 92 dBc dBc dBc 140MHz Input (2.25V Range, PGA = 0) 140MHz Input (1.5V Range, PGA = 1) 85 90 85 90 dBc dBc 170MHz Input (2.25V Range, PGA = 0) 170MHz Input (1.5V Range, PGA = 1) 80 85 80 85 dBc dBc |
Similar Part No. - LTC2272_15 |
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Similar Description - LTC2272_15 |
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