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MAXIM MAX1281BEUP+T product image
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MAXIM MAX1281BEUP+T

Manufacturer
MPN
MAX1281BEUP+T
LCSC Part #
C779504
Packaging
TSSOP-20-EP
Customer #
Key Attributes
SPI 2.7V~3.6V TSSOP-20-EP Analog to Digital Converters (ADC) RoHS
DatasheetMAXIM MAX1281BEUP+T
RoHS Compliance1 documents available
Alternative Parts1
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QtyUnit Price(Reference Only)Total Amount
1+$ 11.3121$ 11.31
200+$ 4.3789$ 875.78
500+$ 4.2245$ 2112.25
1,000+$ 4.1489$ 4148.90
Standard Packaging2500/Full Reel
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Products Specifications

All
TypeDescription
CategoryIntegrated Circuits (ICs)/Data Acquisition/Analog to Digital Converters (ADC)
ManufacturerMAXIM
PackagingTSSOP-20-EP
Operating Temperature-40℃~+85℃
InterfaceSPI
Quiescent Current (Iq)2uA
Voltage - Supply2.7V~3.6V
Number of Channels8
Integral non - linearity1LSB
Voltage ReferenceBuilt-in
Clock/OscillatorExternal
Clock Frequency4.8MHz
FeaturesBipolar input;Multiplexers;Power-on reset
Resolution(Bits)12;300kHz
S/N Ratio70dB
DNL (LSB)1LSB
ADC architectureSAR
Programmable GainNot supported

Features

AI Translation
  • The MAX1280/MAX1281 12-bit ADCs combine an 8-channel analog-input multiplexer, high-bandwidth track/hold, and serial interface with high conversion speed and low power consumption.
  • The MAX1280 operates from a single +4.5V to +5.5V supply; the MAX1281 operates from a single +2.7V to +3.6V supply.
  • Both devices’ analog inputs are software configurable for unipolar/bipolar and singleended/pseudo-differential operation.
  • The 4-wire serial interface connects directly to SPI/QSPI/MICROWIRE devices without external logic.
  • A serial strobe output allows direct connection to TMS320-family digital signal processors.
  • The MAX1280/MAX1281 use an external serial-interface clock to perform successive-approximation analog-to-digital conversions.
  • Both parts feature an internal +2.5V reference and a reference-buffer amplifier with a ±1.5% voltage-adjustment range.
  • An external reference with a 1V to VDD1 range may also be used.
  • The MAX1280/MAX1281 provide a hard-wired SHDN pin and four software-selectable power modes (normal operation, reduced power, fast power-down, and full power-down).
  • These devices can be programmed to automatically shut down at the end of a conversion or to operate with reduced power.
  • When using the power-down modes, accessing the serial interface automatically powers up the devices, and the quick turn-on time allows them to be powered down between all conversions.
  • This technique can cut supply current to under 100μA at reduced sampling rates.
  • The MAX1280/MAX1281 are available in 20-pin TSSOP packages.

Applications

AI Translation
  • Portable Data Logging
  • Data Acquisition
  • Medical Instruments
  • Battery-Powered Instruments
  • Pen Digitizers
  • Process Control

Alternative Parts

MPNManufacturerAlternative TypePackagingAvailabilityUnit Price
MAX1281BEUP+MAXIMAlt. PackagingTSSOP-200$ 17.4837
1 more alternative parts.View all substitutes