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MAX1402 Datasheet(PDF) 3 Page - Maxim Integrated Products |
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MAX1402 Datasheet(HTML) 3 Page - Maxim Integrated Products |
3 / 38 page +5V, 18-Bit, Low-Power, Multichannel, Oversampling (Sigma-Delta) ADC _______________________________________________________________________________________ 3 ELECTRICAL CHARACTERISTICS (continued) (V+ = +5V ±5%, VDD = +2.7V to +5.25V, VREFIN+ = +2.50V, REFIN- = AGND, fCLKIN = 2.4576MHz, TA = TMIN to TMAX, unless other- wise noted. Typical values are at TA = +25°C.) Unipolar mode CONDITIONS -116.7 116.7 Bipolar mode UNITS MIN TYP MAX SYMBOL PARAMETER %FSR %FSR -58.35 58.35 Offset DAC Range (Note 6) 0 Offset DAC Zero-Scale Error Gain = 1, 2, 4, 8, 16, 32, 64 BUFF = 1 10 -2.5 2.5 Gain = 128 AIN Input Current (Note 10) nA For filter notch 50Hz, ±0.02 · fNOTCH, MF1 = 0, MF0 = 0, fCLKIN = 2.4576MHz (Note 8) DAC code = 0000 For filter notch 50Hz, ±0.02 · fNOTCH, MF1 = 0, MF0 = 0, fCLKIN = 2.4576MHz 150 dB 100 NMR Normal-Mode 50Hz Rejection (Note 8) At DC µVRMS 0 Additional Noise from Offset DAC (Note 7) 90 REFIN and AIN for BUFF = 0 V VAGND V+ Common-Mode Voltage Range (Note 9) BUFF = 1 Input referred %FSR -3.5 3.5 Offset DAC Full-Scale Error V VAGND V+ + 200mV - 1.5 Absolute and Common-Mode AIN Voltage Range pA 40 DC Input Leakage Current (Note 10) Unipolar mode 16.7 Bipolar mode %FSR 8.35 Offset DAC Resolution For filter notch 60Hz, ±0.02 · fNOTCH, MF1 = 0, MF0 = 0, fCLKIN = 2.4576MHz (Note 8) dB 150 CMR Common-Mode Rejection For filter notch 60Hz, ±0.02 · fNOTCH, MF1 = 0, MF0 = 0, fCLKIN = 2.4576MHz dB 100 NMR Normal-Mode 60Hz Rejection (Note 8) REFIN and AIN for BUFF = 0 V VAGND V+ - 30mV + 30mV Absolute Input Voltage Range REFIN and AIN for BUFF = 0 TA = +25°C TA = TMIN to TMAX 10 nA 34 38 45 BUFF = 0 60 BUFF = 1, all gains 30 AIN Input Capacitance (Note 11) pF Bipolar input range (U/B bit = 0) ±VREF / gain AIN Differential Voltage Range (Note 12) V Gain = 1 Gain = 2 Gain = 4 Gain = 8, 16, 32, 64, 128 Unipolar input range (U/B bit = 1) 0 to VREF / gain OFFSET DAC ANALOG INPUTS/REFERENCE INPUTS (Specifications for AIN and REFIN, unless otherwise noted.) |
Similar Part No. - MAX1402_07 |
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Similar Description - MAX1402_07 |
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