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LTC2246HLX-TR Datasheet(PDF) 3 Page - Linear Technology |
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LTC2246HLX-TR Datasheet(HTML) 3 Page - Linear Technology |
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3 / 16 page  LTC2246H 3 2246hfa ANALOG INPUT SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VIN Analog Input Range (AIN+ – AIN–) 2.8V < VDD < 3.5V (Note 7) l ±0.5V to ±1V V VIN, CM Analog Input Common Mode (AIN+ + AIN–)/2 Differential Input (Note 7) Single Ended Input (Note 7) l l 1 0.5 1.5 1.5 1.9 2 V V IIN Analog Input Leakage Current 0V < AIN+, AIN– < VDD l –10 10 μA ISENSE SENSE Input Leakage 0V < SENSE < 1V l –10 10 μA IMODE MODE Pin Leakage l –10 10 μA tAP Sample-and-Hold Acquisition Delay Time 0 ns tJITTER Sample-and-Hold Acquisition Delay Time Jitter 0.2 psRMS CMRR Analog Input Common Mode Rejection Ratio 80 dB The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4) DYNAMIC ACCURACY SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS SNR Signal-to-Noise Ratio 5MHz Input 12.5MHz Input 70MHz Input l 72 74.5 74.2 73.4 dB dB dB SFDR Spurious Free Dynamic Range 2nd or 3rd Harmonic 5MHz Input 12.5MHz Input 70MHz Input l 74 90 90 85 dB dB dB SFDR Spurious Free Dynamic Range 4th Harmonic or Higher 5MHz Input 12.5MHz Input 70MHz Input l 78 90 90 90 dB dB dB S/(N+D) Signal-to-Noise Plus Distortion Ratio 5MHz Input 12.5MHz Input 70MHz Input l 71.5 74.5 74.2 73.4 dB dB dB IMD Intermodulation Distortion fIN1 = 4.3MHz, fIN2 = 4.6MHz 90 dB The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. AIN = –1dBFS. (Note 4) INTERNAL REFERENCE CHARACTERISTICS PARAMETER CONDITIONS MIN TYP MAX UNITS VCM Output Voltage IOUT = 0 1.475 1.500 1.525 V VCM Output Tempco ±25 ppm/°C VCM Line Regulation 2.8V < VDD < 3.5V 3 mV/V VCM Output Regulation –1mA < IOUT < 1mA 4 Ω TA = 25°C. (Note 4) DIGITAL INPUTS AND DIGITAL OUTPUTS SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS LOGIC INPUTS (CLK, OE, SHDN) VIH High Level Input Voltage VDD = 3V l 2V VIL Low Level Input Voltage VDD = 3V l 0.8 V IIN Input Current VIN = 0V to VDD l –10 10 μA CIN Input Capacitance (Note 7) 3 pF The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4) |
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