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MAX291 Datasheet(PDF) 3 Page - Maxim Integrated Products |
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MAX291 Datasheet(HTML) 3 Page - Maxim Integrated Products |
3 / 10 page 8th-Order, Lowpass, Switched-Capacitor Filters _______________________________________________________________________________________ 3 ELECTRICAL CHARACTERISTICS (continued) (V+ = 5V, V- = -5V, filter output measured at OUT pin, 20k Ω load resistor to ground at OUT and OP OUT, fCLK = 100kHz (MAX291/MAX292) or fCLK = 50kHz (MAX295/MAX296), TA = TMIN to TMAX, unless otherwise noted.) IN = GND V+ = 5V, V- = -5V, VCLK = 0V to 5V V- = 0V, GND = V±2 VCLK = 0V or 5V TA = +25°C, fCLK = 100kHz fCLK = 100kHz COSC = 1000pF CONDITIONS mA 15 22 4.750 11.000 Single Supply V ±2.375 ±5.500 Supply Voltage Dual Supply µA 0.05 Input Bias Current V ±4 Output DC Swing mV ±10 ±50 Input Offset Voltage dB 0.15 0 -0.15 DC Insertion Gain Error with Output Offset Removed mV ±150 ±400 V ±4 Output DC Swing Output Offset Voltage 1.0 Low V 4.0 Clock Input High (Note 1) µA ±70 ±120 Internal Oscillator Current Source/Sink dB -70 Total Harmonic Distortion plus Noise mVp-p 6 Clock Feedthrough kHz 29 35 43 Internal Oscillator Frequency UNITS MIN TYP MAX PARAMETER V+ = 2.375V, V- = -2.375V, VCLK = -2V to 2V 712 Supply Current CLOCK UNCOMMITTED OP AMP POWER REQUIREMENTS V V Typical Operating Characteristics (V+ = 5V, V- = -5V, TA = +25°C, fCLK = 100kHz (MAX291/MAX292) or fCLK = 50kHz (MAX295/MAX296), unless otherwise noted.) 0.990 1.000 1.020 1.010 1.030 2.0 3.5 4.0 2.5 3.0 4.5 5.0 5.5 NORMALIZED INTERNAL OSCILLATOR FREQUENCY vs. SUPPLY VOLTAGE SUPPLY VOLTAGE (V) 1nF EXTERNAL CAPACITOR CLK 0 100 50 200 150 300 250 350 450 400 500 0 468 2 1012141618 INTERNAL OSCILLATOR PERIOD vs. CAPACITANCE VALUE CAPACITANCE (nF) 0.97 0.94 1.03 1.00 1.06 -60 -20 0 20 -40 40 60 80 100 120 140 NORMALIZED INTERNAL OSCILLATOR FREQUENCY vs. TEMPERATURE TEMPERATURE ( °C) 1nF EXTERNAL CAPACITOR CLK Note 1. Guaranteed by design. |
Similar Part No. - MAX291_09 |
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Similar Description - MAX291_09 |
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