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LCZM データシート(PDF) 4 Page - Linear Technology |
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LCZM データシート(HTML) 4 Page - Linear Technology |
4 / 20 page LTC2641/LTC2642 4 26412f ELECTRICAL CHARACTERISTICS SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Reference Input VREF Reference Input Range ● 2.0 VDD V RREF Reference Input Resistance (Note 5) Unipolar Mode (LTC2641) Bipolar Mode (LTC2642) ● ● 11 8.5 14.8 11.4 k Ω k Ω Dynamic Performance—VOUT SR Voltage Output Slew Rate Measured from 10% to 90% 15 V/μs Output Settling Time To ±0.5LSB of FS 1 μs DAC Glitch Impulse Major Carry Transition 0.5 nV•s Digital Feedthrough Code = 0000hex; NCS = VDD; SCLK, DIN 0V to VDD Levels 0.2 nV•s Dynamic Performance—Reference Input BW Reference –3dB Bandwidth Code = FFFFhex 1.3 MHz Reference Feedthrough Code = 0000hex, VREF = 1VP-P at 100kHz 1 mVP-P SNR Signal-to-Noise Ratio 92 dB CIN(REF) Reference Input Capacitance Code = 0000hex Code = FFFFhex 75 120 pF pF Digital Inputs VIH Digital Input High Voltage VCC = 3.6V to 5.5V VCC = 2.7V to 3.6V ● ● 2.4 2.0 V V VIL Digital Input Low Voltage VCC = 4.5V to 5.5V VCC = 2.7V to 4.5V ● ● 0.8 0.6 V V The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VDD = 3V or 5V, VREF = 2.5V, CL = 10pF, GND = 0, RL = ∞ unless otherwise specified. SYMBOL PARAMETER CONDITIONS LTC2641-12 LTC2642-12 LTC2641-14 LTC2642-14 LTC2641-16 LTC2642-16 UNITS MIN TYP MAX MIN TYP MAX MIN TYP MAX Static Peformance N Resolution ● 12 14 16 Bits Monotonicity ● 12 14 16 Bits DNL Differential Nonlinearity (Note 2) ● ±0.5 ±0.5 ±1 ±0.5 ±1 LSB INL Integral Nonlinearity (Note 2) ● ±0.5 ±0.5 ±1 ±0.5 ±2 LSB ZSE Zero Code Offset Error Code = 0 ● 122 LSB ZSTC Zero Code Tempco ±0.05 ±0.05 ±0.05 ppm/°C GE Gain Error ● ±0.5 ±2 ±1 ±4 ±2 ±5 LSB GETC Gain Error Tempco ±0.1 ±0.1 ±0.1 ppm/°C ROUT DAC Output Resistance (Note 4) 6.2 6.2 6.2 k Ω Bipolar Resistor Matching (LTC2642) RFB/RINV 111 Ratio Error (Note 7) ● ±0.1 ±0.03 ±0.015 % BZE Bipolar Zero Offset Error (LTC2642) ● ±0.5 ±2 ±0.5 ±4 ±2 ±5 LSB BZSTC Bipolar Zero Tempco (LTC2642) ±0.1 ±0.1 ±0.1 ppm/°C PSR Power Supply Rejection ΔVDD = ±10% ● ±0.5 ±0.5 ±1 LSB The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VDD = 3V or 5V, VREF = 2.5V, CL = 10pF, GND = 0, RL = ∞ unless otherwise specified. |
同様の部品番号 - LCZM |
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同様の説明 - LCZM |
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