Overview
The MAX1081AEUP+T is a high-performance analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This 10-bit ADC is part of the MAX1081 series, known for its combination of high conversion speed, low power consumption, and versatile functionality. The device is particularly suited for multi-sensor applications due to its 8-channel analog-input multiplexer and high-bandwidth track/hold (T/H) circuitry. Operating from a single supply voltage of 2.7V to 3.6V, it is ideal for battery-powered systems and other power-sensitive applications.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 10 |
| Sampling Rate (Per Second) | 300ksps / 400ksps |
| Number of Inputs | 4, 8 |
| Input Type | Pseudo-Differential / Single-Ended |
| Data Interface | SPI |
| Configuration | MUX-S/H-ADC |
| Architecture | SAR (Successive Approximation) |
| Reference Type | Internal, External |
| Voltage - Supply, Analog | 2.7V ~ 3.6V |
| Voltage - Supply, Digital | 2.7V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | TSSOP-20 |
| SNR - Signal to Noise Ratio | 60 dB |
| DNL - Differential Nonlinearity | +/- 1 LSB |
| INL - Integral Nonlinearity | +/- 0.5 LSB |
| Power Dissipation | 559 mW |
Key Features
- Pseudo-Differential Inputs Ensure Better Noise Rejection
- 8-Channel Analog-to-Digital Converter for Multi-Sensor Applications
- SPI-Compatible Serial Interface Simplifies System Design
- High-Speed A/D Conversion at 400ksps Sampling Rate
- Bipolar or Unipolar Input Options Support Variety of Sensors
- Low Power Consumption Makes it Suitable for Battery-Powered Systems
- Internal +2.5V Reference and Reference-Buffer Amplifier
- Software-Selectable Power Modes (Normal, Reduced Power, Fast Power-Down, Full Power-Down)
Applications
The MAX1081AEUP+T is versatile and can be used in a variety of applications, including:
- Multi-sensor systems where multiple analog inputs need to be converted efficiently.
- Battery-powered devices due to its low power consumption.
- Industrial automation and control systems requiring high-speed data acquisition.
- Medical devices that need precise and fast analog-to-digital conversion.
- Aerospace and defense applications where reliability and performance are critical.
Q & A
- What is the resolution of the MAX1081AEUP+T ADC?
The MAX1081AEUP+T has a resolution of 10 bits.
- What are the sampling rates available for the MAX1081AEUP+T?
The MAX1081AEUP+T supports sampling rates of 300ksps and 400ksps.
- What types of input configurations are supported by the MAX1081AEUP+T?
The device supports pseudo-differential and single-ended input configurations, as well as bipolar and unipolar input options.
- What is the supply voltage range for the MAX1081AEUP+T?
The supply voltage range is from 2.7V to 3.6V for both analog and digital supplies.
- What is the operating temperature range for the MAX1081AEUP+T?
The operating temperature range is from -40°C to 85°C.
- What package type is the MAX1081AEUP+T available in?
The device is available in a 20-pin TSSOP package.
- Does the MAX1081AEUP+T have an internal reference voltage?
Yes, the device has an internal +2.5V reference voltage and also supports an external reference voltage.
- What are the power-down modes available for the MAX1081AEUP+T?
The device supports normal operation, reduced power (REDP), fast power-down (FASTPD), and full power-down (FULLPD) modes.
- How does the MAX1081AEUP+T interface with other devices?
The device has an SPI-compatible serial interface that can connect directly to SPI/QSPI and MICROWIRE devices without external logic.
- What is the signal-to-noise ratio (SNR) of the MAX1081AEUP+T?
The SNR is 60 dB.
