max5722 Maxim Integrated Products, Inc., max5722 Datasheet
max5722
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max5722 Summary of contents
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... The MAX5722’s software-controlled power-down reduces supply current to less than 0.3µA and provides software-selectable output loads (1k , 100k , or high impedance) while in power-down. The MAX5722 is specified over the -40°C to +125°C automotive temper- ature range. Automatic Tuning ...
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Low-Power, Dual, Voltage-Output DAC with Serial Interface ABSOLUTE MAXIMUM RATINGS V to GND ..............................................................-0.3V to +6V DD OUT_, SCLK, DIN, CS, REF to GND .............-0 Maximum Continuous Current Into Any Pin......................±50mA Continuous Power Dissipation (T = +70°C) ...
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Low-Power, Dual, Voltage-Output ELECTRICAL CHARACTERISTICS (continued +2.7V to +5.5V, GND = REF V = +5V +25°C PARAMETER SYMBOL DIGITAL INPUTS (SCLK, DIN, CS) Input High Voltage Input Low Voltage Input ...
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Low-Power, Dual, Voltage-Output DAC with Serial Interface ( +25°C, unless otherwise noted.) REF DD A INTEGRAL NONLINEARITY vs. CODE + + ...
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... CS INPUT VOLTAGE 900 800 700 600 V = +5V DD 500 400 300 V = +3V DD 200 100 INPUT VOLTAGE (V) FULL-SCALE SETTLING TIME (V = +5V) DD MAX5722 toc18 SCLK OUT_ CODE FFF HEX TO 000 200pF L 1 s/div 40 V SCLK 5V/div V OUT_ 1V/div 5 ...
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... DD MAX5722 toc20 V SCLK 5V/div V CODE C00 HEX TO OUT_ 1V/div 400 HEX 200pF L 1 s/div (V = +5V) DD MAX5722 toc22 SCLK 500kHz SCLK 2V/div V OUT_ AC-COUPLED, 20mV/div CODE 7FF HEX TO 800 HEX 1 s/div (V = +5V) DD MAX5722 toc24 SCLK 500kHz, SCLK 2V/div V ...
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... RISE DD V OUT_ AC-COUPLED, 2mV/div (V = +5V) DD MAX5722 toc26 V DD 2V/div V OUT_ AC-COUPLED, V RISE 10mV/div DD TIME = s/div (V = +3V) DD MAX5722 toc28 V DD 2V/div V RISE DD TIME = OUT_ AC-COUPLED, 10mV/div 20 s/div CLOCK FEEDTHROUGH (V = +5V) DD MAX5722 toc30 f = 1MHz SCLK SCLK 2V/div V OUT_ AC-COUPLED, ...
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... MAX5722 toc31 f = 1MHz SCLK SCLK 2V/div V OUT_ AC-COUPLED, 1mV/div MAX5722 toc33 V DD, AC-COUPLED, 100mV/div V OUT_ AC-COUPLED, 10mV/div (V = +5V) DD MAX5722 toc32 V DD, AC-COUPLED, 100mV/div V OUT_ AC-COUPLED, 10mV/div 20 s/div CROSSTALK (V = +5V) DD MAX5722 toc34 V OUTA 2V/div V OUTB AC-COUPLED, 1mV/div CODE FFF HEX TO 00B HEX 4 s/div ...
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... This extra time is needed to allow the internal bias to wake-up. Power-down mode reduces current consumption to 0.3µA. . The output voltages The MAX5722 digital interface is a standard 3-wire con- nection compatible with SPI/QSPI/MICROWIRE/DSP interfaces. The chip-select input (CS) frames the serial 12 data loading at DIN ...
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... The serial clock (SCLK) can idle either high or low between transitions. The MAX5722 has two internal registers per DAC, the input register and the DAC register. The input register holds the data that is waiting to be shifted to the DAC register ...
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... Figure 3. Typical Operating Circuit, Unipolar Output ______________________________________________________________________________________ DAC with Serial Interface D10 D11 +2.7V TO +5. REF OUT_ DAC_ MAX5722 Figure 4. Bipolar Output Circuit B0 (LSB D10 CSH +2.7V TO +5. OUT_ -V MAX5722 OUT 11 ...
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Low-Power, Dual, Voltage-Output DAC with Serial Interface Table 2. Serial-Interface Programming Commands CONTROL DATA BITS D11– ...
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... GND with a 0.1µF capacitor as DD close as possible Chip Information TRANSISTOR COUNT: 7737 PROCESS: BiCMOS ______________________________________________________________________________________ DAC with Serial Interface REF OUTPUT 12-BIT DAC A BUFFER OUTPUT 12-BIT DAC B BUFFER POWER-DOWN CONTROL LOGIC Functional Diagram RESISTOR NETWORK RESISTOR NETWORK MAX5722 OUTA OUTB 13 ...
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Low-Power, Dual, Voltage-Output DAC with Serial Interface (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages ÿ 0.50±0.1 0.6±0.1 1 0.6±0.1 D ...