The MAX1331 is a smart data-acquisition system based on a SAR ADC. It is highly integrated offering an ADC, operational amplifiers, voltage reference, temperature sensors, and analog switches all on the same device.
Key Features
Applications/Uses
1.8V to 5.5V, Single Digital Supply Operation
Internal Charge Pump for Analog Circuits (2.7V to 5.5V)
12-Bit SAR ADC
12-Bits, TBDksps, No Missing Codes
16-Bits, TBDksps, DSP Mode
16-Word FIFO and 20-Bit Accumulator
PGA with Gains of 1, 2, 4, and 8
Unipolar and Bipolar Modes
Independent Voltage References for ADC
Internal 2.5V Internal Reference
Adjustable Reference Buffers Provide 1.25V, 2.048V, or 2.5V
System Support
ADC Alarm Register
Internal/External Temperature Sensor
Internal Oscillator with Clock I/O
Digital Programmable I/O
Analog Programmable I/O
Programmable Interrupts
Ability to Measure Supply Voltage
Programmable Dual Voltage Monitors
SPI™/QSP™/MICROWIRE™-Compatible, 4-Wire Serial Interface
* Some packages have variations, listed on the drawing. "PkgCode/Variation" tells which variation the product uses. Note that "+", "#", "-" in the part number suffix describes RoHS status. Package drawings may show a different suffix character.
SPI and QSPI are trademarks of Motorola, Inc.
MICROWIRE is a trademark of National Semiconductor Corp.
Related Products
MAX1329 12-/16-Bit DAS with ADC, DACs, DPIOs, APIOs, Reference, Voltage Monitors, and Temp Sensor MAX1330 12-/16-Bit DAS with ADC, DAC, DPIOs, APIOs, Reference, Voltage Monitors, and Temp Sensor
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