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LTC2000 датащи(PDF) 5 Page - Linear Technology |
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LTC2000 датащи(HTML) 5 Page - Linear Technology |
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5 / 54 page ![]() LTC2000A 5 2000afb For more information www.linear.com/LTC2000A ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. AVDD18, DVDD18 = 1.8V to 1.92V, AVDD33, DVDD33 = 3.135V to 3.465V, SVDD = 1.71V to 3.465V, RFSADJ = 500, 12.5 load from IOUTP/N to GND including internal 50 termination, unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS DC Performance Resolution LTC2000A-16 l 16 Bits LTC2000A-14 l 14 Bits LTC2000A-11 l 11 Bits DNL Differential Nonlinearity LTC2000A-16 l ±0.5 ±2.7 LSB LTC2000A-14 l ±0.2 ±1 LSB LTC2000A-11 l ±0.1 ±0.5 LSB INL Integral Nonlinearity LTC2000A-16 l ±1 ±4 LSB LTC2000A-14 l ±0.5 ±2 LSB LTC2000A-11 l ±0.2 ±1 LSB Offset Error LTC2000A-16 l ±0.05 % FSR LTC2000A-14 l ±0.06 % FSR LTC2000A-11 l ±0.09 % FSR Offset Error Drift 1 ppm/°C Gain Error ±0.5 % FSR Gain Error Drift 5 ppm/°C Power Supply Rejection Ratio Full-Scale; AVDD33 = 3.135V to 3.465V 69 dB Analog Output Full-Scale Output Current RFSADJ = 500 40 mA Output Compliance Range l –1 1 V Output Resistance IOUTP/N to GND l 42 50 58 Output Capacitance 6 pF Output Bandwidth RIOUTP/N = 12.5, –3dB Excluding sin(x)/x 2.1 GHz AC Performance Maximum Update Rate Dual-Port Mode Single-Port Mode l l 2.7 1.35 Gsps Gsps SFDR Spurious Free Dynamic Range fDAC = 1.25Gsps, 0dBFS fOUT = 50MHz, LIN_DIS = 0, LIN_GN = 75% fOUT = 100MHz, LIN_DIS = 0, LIN_GN = 75% fOUT = 250MHz, LIN_DIS = 0, LIN_GN = 75% fOUT = 500MHz, LIN_DIS = 0, LIN_GN = 75% 82 82 74 74 dBc dBc dBc dBc Spurious Free Dynamic Range fDAC = 2.7Gsps, 0dBFS fOUT = 100MHz, LIN_DIS = 0, LIN_GN = 75% fOUT = 200MHz, LIN_DIS = 0, LIN_GN = 75% fOUT = 500MHz, LIN_DIS = 0, LIN_GN = 75% fOUT = 1000MHz, LIN_DIS = 0, LIN_GN = 75% l 67 75 72 75 72 dBc dBc dBc dBc fOUT = 500MHz, LIN_DIS = 1 fOUT = 1000MHz, LIN_DIS = 1 67 61 dBc dBc IMD 2-Tone Intermodulation Distortion fOUT2 = fOUT1 + 1.25MHz fDAC = 1.25Gsps, –6dBFS fOUT = 50MHz, LIN_DIS = 0, LIN_GN = 75% fOUT = 100MHz, LIN_DIS = 0, LIN_GN = 75% fOUT = 250MHz, LIN_DIS = 0, LIN_GN = 75% fOUT = 500MHz, LIN_DIS = 0, LIN_GN = 75% 103 93 97 84 dBc dBc dBc dBc 2-Tone Intermodulation Distortion fOUT2 = fOUT1 + 1.25MHz fDAC = 2.7Gsps, –6dBFS fOUT = 100MHz, LIN_DIS = 1 fOUT = 200MHz, LIN_DIS = 1 fOUT = 500MHz, LIN_DIS = 1 fOUT = 1000MHz, LIN_DIS = 1 87 86 82 80 dBc dBc dBc dBc fOUT = 500MHz, LIN_DIS = 0, LIN_GN = 75% fOUT = 1000MHz, LIN_DIS = 0, LIN_GN = 75% 79 68 dBc dBc |
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