Datasheet LTC2413 (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | 24-Bit No Latency ∆Σ™ ADC with Simultaneous 50Hz/60Hz Rejection |
| 页数 / 页 | 46 / 4 — conver. Ter characTerisTics The. denotes the specifications which apply … |
| 文件格式/大小 | PDF / 526 Kb |
| 文件语言 | 英语 |
conver. Ter characTerisTics The. denotes the specifications which apply over the full operating
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LTC2413
conver Ter characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Notes 3, 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
Input Common Mode Rejection DC 2.5V ≤ REF+ ≤ VCC, REF– = GND, l 130 140 dB GND ≤ IN– = IN+ ≤ VCC Input Common Mode Rejection 2.5V ≤ REF+ ≤ VCC, REF– = GND, l 140 dB 49Hz to 61.2Hz GND ≤ IN– = IN+ ≤ VCC, (Note 7) Input Normal Mode Rejection (Note 7) l 87 dB 49Hz to 61.2Hz Input Normal Mode Rejection External Oscillator l 87 dB External Clock fEOSC/2560 ±14% Input Normal Mode Rejection External Oscillator l 110 140 dB External Clock fEOSC/2560 ±4% Reference Common Mode 2.5V ≤ REF+ ≤ VCC, GND ≤ REF– ≤ 2.5V, l 130 140 dB Rejection DC VREF = 2.5V, IN– = IN+ = GND Power Supply Rejection, DC REF+ = 2.5V, REF– = GND, IN– = IN+ = GND 120 dB Power Supply Rejection REF+ = 2.5V, REF– = GND, 120 dB Simultaneous 50Hz/60Hz ±2% IN– = IN+ = GND, (Note 7)
analog inpuT anD reFerence The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 3) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
IN+ Absolute/Common Mode IN+ Voltage l GND – 0.3V VCC + 0.3V V IN– Absolute/Common Mode IN– Voltage l GND – 0.3V VCC + 0.3V V VIN Input Differential Voltage Range l –VREF/2 –VREF/2 V (IN+ – IN–) REF+ Absolute/Common Mode REF+ Voltage l 0.1 VCC V REF– Absolute/Common Mode REF– Voltage l GND VCC – 0.1V V VREF Reference Differential Voltage Range l 0.1 VCC V (REF+ – REF–) CS (IN+) IN+ Sampling Capacitance 18 pF CS (IN–) IN– Sampling Capacitance 18 pF CS (REF+) REF+ Sampling Capacitance 18 pF CS (REF–) REF– Sampling Capacitance 18 pF IDC_LEAK (IN+) IN+ DC Leakage Current CS = VCC, IN+ = GND l –10 1 10 nA IDC_LEAK (IN–) IN– DC Leakage Current CS = VCC, IN– = GND l –10 1 10 nA IDC_LEAK (REF+) REF+ DC Leakage Current CS = VCC, REF+ = 5V l –10 1 10 nA IDC_LEAK (REF–) REF– DC Leakage Current CS = VCC, REF– = GND l –10 1 10 nA 2413fa 4 For more information www.linear.com/LTC2413
conver Ter characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Notes 3, 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
Input Common Mode Rejection DC 2.5V ≤ REF+ ≤ VCC, REF– = GND, l 130 140 dB GND ≤ IN– = IN+ ≤ VCC Input Common Mode Rejection 2.5V ≤ REF+ ≤ VCC, REF– = GND, l 140 dB 49Hz to 61.2Hz GND ≤ IN– = IN+ ≤ VCC, (Note 7) Input Normal Mode Rejection (Note 7) l 87 dB 49Hz to 61.2Hz Input Normal Mode Rejection External Oscillator l 87 dB External Clock fEOSC/2560 ±14% Input Normal Mode Rejection External Oscillator l 110 140 dB External Clock fEOSC/2560 ±4% Reference Common Mode 2.5V ≤ REF+ ≤ VCC, GND ≤ REF– ≤ 2.5V, l 130 140 dB Rejection DC VREF = 2.5V, IN– = IN+ = GND Power Supply Rejection, DC REF+ = 2.5V, REF– = GND, IN– = IN+ = GND 120 dB Power Supply Rejection REF+ = 2.5V, REF– = GND, 120 dB Simultaneous 50Hz/60Hz ±2% IN– = IN+ = GND, (Note 7)
analog inpuT anD reFerence The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 3) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
IN+ Absolute/Common Mode IN+ Voltage l GND – 0.3V VCC + 0.3V V IN– Absolute/Common Mode IN– Voltage l GND – 0.3V VCC + 0.3V V VIN Input Differential Voltage Range l –VREF/2 –VREF/2 V (IN+ – IN–) REF+ Absolute/Common Mode REF+ Voltage l 0.1 VCC V REF– Absolute/Common Mode REF– Voltage l GND VCC – 0.1V V VREF Reference Differential Voltage Range l 0.1 VCC V (REF+ – REF–) CS (IN+) IN+ Sampling Capacitance 18 pF CS (IN–) IN– Sampling Capacitance 18 pF CS (REF+) REF+ Sampling Capacitance 18 pF CS (REF–) REF– Sampling Capacitance 18 pF IDC_LEAK (IN+) IN+ DC Leakage Current CS = VCC, IN+ = GND l –10 1 10 nA IDC_LEAK (IN–) IN– DC Leakage Current CS = VCC, IN– = GND l –10 1 10 nA IDC_LEAK (REF+) REF+ DC Leakage Current CS = VCC, REF+ = 5V l –10 1 10 nA IDC_LEAK (REF–) REF– DC Leakage Current CS = VCC, REF– = GND l –10 1 10 nA 2413fa 4 For more information www.linear.com/LTC2413