12-Bit 300ksps ADCs - Maxim
Description
19-2851; Rev 7; 4/12 EVAALVUAAILTAIOBNLEKIT
12-Bit 300ksps ADCs with FIFO, Temp Sensor, Internal Reference
MAX1227/MAX1229/MAX1231
General Description
The MAX1227/MAX1229/MAX1231 are serial 12-bit analog-to-digital converters (ADCs) with an internal reference and an internal temperature sensor.
These devices feature an on-chip FIFO, scan mode, internal clock mode, internal averaging, and AutoShutdown™.
The maximum sampling rate is 300ksps using an external clock.
The MAX1231 has 16 input channels, the MAX1229 has 12 input channels, and the MAX1227 has 8 input channels.
All input channels are configurable for single-ended or differential inputs in unipolar or bipolar mode.
All three devices operate from a +3V supply and contain a 10MHz SPI™-/QSPI™-/MICROWIRE™-compatible serial port.
The MAX1231 is available in 28-pin 5mm x 5mm TQFN with exposed pad and 24-pin QSOP packages.
The MAX1227/MAX1229 are only available in QSOP packages.
All three devices are specified over the exten...
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