Overview
The MAX1283, produced by Analog Devices Inc./Maxim Integrated, is a high-performance, 12-bit analog-to-digital converter (ADC) designed for precision applications. This device combines a 4-channel analog-input multiplexer, high-bandwidth track/hold (T/H), and a serial interface, offering high conversion speed and low power consumption. The MAX1283 operates from a single supply voltage of +2.7V to +3.6V, making it suitable for a variety of low-power applications.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Number of Bits | 12 | - |
| Sampling Rate | 300ksps / 400ksps | samples per second |
| Number of Inputs | 4 | - |
| Input Type | Single-Ended, Pseudo-Differential | - |
| Supply Voltage | +2.7V to +3.6V | V |
| Power Consumption (Normal Operation) | 2.5mA (400ksps) | mA |
| Power Consumption (Reduced Power Mode) | 1.3mA | mA |
| Power Consumption (Fast Power-Down Mode) | 0.9mA | mA |
| Power Consumption (Full Power-Down Mode) | 2µA | µA |
| Data Interface | SPI, QSPI, MICROWIRE, TMS320-Compatible 4-Wire Serial | - |
| Internal Reference | +2.5V | V |
| Operating Temperature | 0°C to +70°C (or -40°C to +85°C for certain packages) | °C |
| Package | 16-Pin TSSOP | - |
Key Features
- Single-supply operation: +2.7V to +3.6V
- Software-configurable unipolar or bipolar inputs and single-ended or pseudo-differential inputs
- Internal +2.5V reference with a ±1.5% voltage-adjustment range
- High conversion speed: 300ksps or 400ksps
- Low power consumption with multiple power modes: normal operation, reduced power, fast power-down, and full power-down
- 4-wire serial interface compatible with SPI, QSPI, MICROWIRE, and TMS320 devices
- Internal multiplexer and track/hold circuitry
- Hardwired active-low SHDN pin for power management
Applications
The MAX1283 is suitable for a wide range of applications that require high precision and low power consumption, such as:
- Data acquisition systems
- Industrial control systems
- Medical devices
- Aerospace and defense systems
- Automotive systems
- Embedded systems requiring high-speed ADCs
Q & A
- What is the supply voltage range for the MAX1283?
The MAX1283 operates from a single supply voltage of +2.7V to +3.6V. - What are the sampling rates available for the MAX1283?
The MAX1283 can operate at sampling rates of 300ksps or 400ksps. - How many input channels does the MAX1283 have?
The MAX1283 has 4 input channels. - What types of input configurations are supported by the MAX1283?
The MAX1283 supports single-ended and pseudo-differential input configurations. - What is the resolution of the MAX1283 ADC?
The MAX1283 is a 12-bit ADC. - What are the power consumption modes available for the MAX1283?
The MAX1283 has four power consumption modes: normal operation, reduced power, fast power-down, and full power-down. - What is the operating temperature range for the MAX1283?
The operating temperature range for the MAX1283 is 0°C to +70°C (or -40°C to +85°C for certain packages). - What type of data interface does the MAX1283 use?
The MAX1283 uses a 4-wire serial interface compatible with SPI, QSPI, MICROWIRE, and TMS320 devices. - Does the MAX1283 have an internal reference voltage?
Yes, the MAX1283 has an internal +2.5V reference voltage. - What is the package type for the MAX1283?
The MAX1283 is available in a 16-Pin TSSOP package.
