Overview
The MAX1276ETC+ is a low-power, high-speed, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device operates at up to 1.8 million samples per second (Msps) and features a true-differential input, which offers better noise immunity, distortion improvements, and a wider dynamic range compared to single-ended inputs. The MAX1276ETC+ is designed for applications requiring high-speed conversion, low power consumption, and excellent AC and DC performance.
Key Specifications
| Parameter | Value |
|---|---|
| Sampling Rate | Up to 1.8 Msps |
| Resolution | 12 bits |
| Supply Voltage | +4.75V to +5.25V |
| Internal Reference | 4.096V |
| Analog Input Type | Unipolar (MAX1276), Bipolar (MAX1278) |
| Power Dissipation | 55mW (typ) |
| Shutdown Current | 1µA (max) |
| Interface | SPI™/QSPI™/MICROWIRE™ compatible, 3-wire serial interface |
| Package | 12-pin TQFN |
| Operating Temperature Range | -40°C to +85°C |
Key Features
- High-speed, serial-output ADC with up to 1.8 Msps sampling rate
- True-differential inputs for improved noise immunity and dynamic range
- Low power dissipation of 55mW (typ) and low shutdown current of 1µA (max)
- Internal 4.096V reference voltage
- Standard SPI™/QSPI™/MICROWIRE™ interface for easy integration with digital signal processors (DSPs)
- Partial and full power-down modes for reduced power consumption between conversions
- Separate power-supply input (VL) for direct interfacing to +1.8V to VDD digital logic
Applications
The MAX1276ETC+ is ideal for various applications including:
- Industrial process control
- Motor control
- Base-station applications
Q & A
- What is the sampling rate of the MAX1276ETC+?
The MAX1276ETC+ operates at up to 1.8 million samples per second (Msps). - What is the resolution of the MAX1276ETC+?
The MAX1276ETC+ has a 12-bit resolution. - What is the supply voltage range for the MAX1276ETC+?
The supply voltage range is +4.75V to +5.25V. - Does the MAX1276ETC+ have an internal reference voltage?
Yes, it includes a 4.096V internal reference voltage. - What type of analog input does the MAX1276ETC+ have?
The MAX1276ETC+ has a unipolar analog input, while the MAX1278 has a bipolar analog input. - How much power does the MAX1276ETC+ typically dissipate?
The MAX1276ETC+ typically dissipates 55mW of power. - What is the shutdown current of the MAX1276ETC+?
The shutdown current is 1µA (max). - What interface does the MAX1276ETC+ use?
The MAX1276ETC+ uses a standard SPI™/QSPI™/MICROWIRE™ compatible, 3-wire serial interface. - In what package is the MAX1276ETC+ available?
The MAX1276ETC+ is available in a 12-pin TQFN package. - What is the operating temperature range of the MAX1276ETC+?
The operating temperature range is -40°C to +85°C.
