Datasheet LTC2209 (Analog Devices) - 3

LTC2209
analog input 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 Analog Input Range (A + – IN – AIN ) 3.135V ≤ VDD ≤ 3.465V 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 ≤ A + – IN , AIN ≤ VDD l –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 ILVDS LVDS Pin Pull-Down Current to GND 10 µA CIN Analog Input Capacitance Sample Mode ENC+ < ENC– 6.6 pF Hold Mode ENC+ > ENC– 1.8 pF tAP Sample-and-Hold 1.0 ns Aperture Delay Time tJITTER Sample-and-Hold 70 fs RMS Acquisition Delay Time Jitter CMRR Analog Input 1V < (A + – IN = AIN ) <1.5V 80 dB Common Mode Rejection Ratio 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 MIN TYP MAX UNITS
SNR Signal-to-Noise Ratio 5MHz Input (2.25V Range, PGA = 0) 77.1 dBFS 5MHz Input (1.5V Range, PGA = 1) 75 dBFS 30MHz Input (2.25V Range, PGA = 0) l 75.5 76.8 dBFS 30MHz Input (1.5V Range, PGA = 1) 74.9 dBFS 70MHz Input (2.25V Range, PGA = 0) 76.9 dBFS 70MHz Input (1.5V Range, PGA = 1) 74.7 dBFS 140MHz Input (2.25V Range, PGA = 0) 76.6 dBFS 140MHz Input (1.5V Range, PGA = 1) l 71.9 73.9 dBFS 250MHz Input (2.25V Range, PGA = 0) 75 dBFS 250MHz Input (1.5V Range, PGA =1 ) 73.5 dBFS SFDR Spurious Free 5MHz Input (2.25V Range, PGA = 0) 100 dBc Dynamic Range 5MHz Input (1.5V Range, PGA = 1) 100 dBc 2nd or 3rd Harmonic 30MHz Input (2.25V Range, PGA = 0) l 84 94 dBc 30MHz Input (1.5V Range, PGA = 1) 100 dBc 70MHz Input (2.25V Range, PGA = 0) 88 dBc 70MHz Input (1.5V Range, PGA = 1) 88 dBc 140MHz Input (2.25V Range, PGA = 0) 84 dBc 140MHz Input (1.5V Range, PGA = 1) l 81 88 dBc 250MHz Input (2.25V Range, PGA = 0) 75 dBc 250MHz Input (1.5V Range, PGA = 1) 84 dBc 2209fb 3 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Converter Characteristics Analog Input Dynamic Accuracy Common Mode Bias Characteristics Digital Inputs and Digital Outputs Power Requirements Timing Characteristics Electrical Characteristics Timing Diagram Typical Performance Characteristics Pin Functions Block Diagram Definitions Applications Information Package Description Revision History Related Parts