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Product attributes Property Value
Manufacturer Analog Devices Inc./Maxim Integrated
Product Series
Packaging Tube |
Number of Bits 12
Sampling Rate (Per Second) 108k
Number of Inputs 2
Input Type Single Ended
Data Interface SPI
Configuration MUX-S/H-ADC
Ratio - S/H:ADC 1:1
Number of A/D Converters 1
Architecture SAR
Reference Type External
Voltage - Supply, Analog 2.7V ~ 5.25V
Voltage - Supply, Digital 2.7V ~ 5.25V
Features -
Operating Temperature 0°C ~ 70°C
Mounting Type Through Hole
Grade -
Qualification -
Package / Case 8-DIP (0.300", 7.62mm)
Supplier Device Package 8-PDIP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The MAX144ACPA+ is a 12-bit analog-to-digital converter from Analog Devices, offering a 2-channel multiplexed input and a sample-and-hold circuit. It features a straightforward SPI interface, enabling seamless connection to a wide variety of microcontrollers and digital systems. With a sampling rate of 108k SPS, it is well-suited for applications such as portable instrumentation, sensor monitoring, and industrial control. The device is housed in a compact 8-DIP package and operates over the 0°C to 70°C temperature range, making it a reliable and versatile choice for many embedded designs.

  • Easy Integration: SPI interface reduces the number of required I/O pins.
  • Versatile Package: 8-DIP is suitable for both prototyping and production.
  • Two Input Channels: Enables monitoring of two separate analog signals.
  • Reliable Performance: 12-bit resolution and 108kSPS sampling rate cover a broad range of applications.
  • Cost-Effective: Provides a good balance of features for budget-conscious designs.

Portable Data Logging

The MAX144ACPA+ is ideal for battery-powered data loggers that monitor temperature, humidity, or pressure. Its low power consumption and SPI interface make it a perfect fit for long-term remote monitoring.

Industrial Sensor Interfaces

In factory automation, this ADC can interface with 4-20mA current loop sensors. The 12-bit resolution ensures accurate reading of process variables.

Medical Device Calibration

For calibration equipment used in medical devices, the MAX144ACPA+ provides the necessary precision to verify output signals.

Consumer Electronics

In devices like smart thermostats or environmental monitors, this ADC can digitize analog sensor outputs for digital processing.

Robotics and Drones

For hobbyist and professional robotics, the 2-channel input can be used to read joint position sensors or battery voltage.

Audio Level Detection

Although not for high-fidelity audio, it can be used for simple audio level detection circuits in voice-activated systems.

Q: What is the MAX144ACPA+?
A: It is a 12-bit analog-to-digital converter with a MUX-S/H-ADC architecture.
Q: What is the resolution?
A: The resolution is 12 bits.
Q: What is the sampling rate?
A: The maximum sampling rate is 108k SPS.
Q: How many channels does it have?
A: It has 2 input channels.
Q: What interface does it use?
A: It uses an SPI interface.
Q: What is the package and temperature range?
A: It is available in an 8-DIP package and operates from 0°C to 70°C.
Base Product Number : MAX144
108k SPS 12-bit 2-Channel 8-DIP ADC Analog-to-Digital Converter MAX144 MUX-S/H-ADC SPI
Q: What is the MAX144ACPA+?
A: It is a 12-bit analog-to-digital converter with a MUX-S/H-ADC architecture.
Q: What is the resolution?
A: The resolution is 12 bits.
Q: What is the sampling rate?
A: The maximum sampling rate is 108k SPS.
Q: How many channels does it have?
A: It has 2 input channels.
Q: What interface does it use?
A: It uses an SPI interface.
Q: What is the package and temperature range?
A: It is available in an 8-DIP package and operates from 0°C to 70°C.