Overview
The MAX1277BCTC+ is a high-performance, low-power, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX1277/MAX1279 family, known for its high-speed conversion capabilities and true-differential input architecture. The MAX1277BCTC+ operates from a single supply voltage and is designed to offer excellent noise immunity, distortion improvements, and a wider dynamic range compared to single-ended inputs.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Number of Bits | 12 | - |
| Supply Voltage Range | +2.7V to +3.6V | V |
| Sampling Rate | Up to 1.5 Msps | samples per second |
| Input Type | True-Differential (Unipolar for MAX1277) | - |
| Internal Reference Voltage | 2.048V | V |
| Operating Temperature Range | -40°C to +85°C | °C |
| Package/Case | 12-pin TQFN | - |
| Power-Down Modes | Partial and Full Power-Down | - |
| Supply Current (Typical) | 2mA (Partial Power-Down), 1µA (Full Power-Down) | A |
Key Features
- High-speed conversion up to 1.5 Msps
- True-differential inputs for better noise immunity and distortion improvements
- Single supply operation from +2.7V to +3.6V
- Internal 2.048V reference voltage
- Standard SPI™/QSPI™/MICROWIRE™ interface for easy integration with DSPs
- Partial and full power-down modes for low power consumption
- Extended temperature range operation from -40°C to +85°C
- 12-pin TQFN package
Applications
- Industrial process control
- Motor control
- Base-station applications
- Medical devices requiring high accuracy and low power consumption
- Aerospace and defense systems where reliability and performance are critical
Q & A
- What is the resolution of the MAX1277BCTC+ ADC?
The MAX1277BCTC+ has a 12-bit resolution.
- What is the sampling rate of the MAX1277BCTC+?
The MAX1277BCTC+ can sample up to 1.5 Msps.
- What type of input does the MAX1277BCTC+ have?
The MAX1277BCTC+ has true-differential inputs, with the MAX1277 being unipolar.
- What is the internal reference voltage of the MAX1277BCTC+?
The internal reference voltage is 2.048V.
- What are the power-down modes available for the MAX1277BCTC+?
The device has both partial and full power-down modes.
- What is the typical supply current in partial power-down mode?
The typical supply current in partial power-down mode is 2mA.
- What is the typical supply current in full power-down mode?
The typical supply current in full power-down mode is 1µA.
- What is the operating temperature range of the MAX1277BCTC+?
The operating temperature range is from -40°C to +85°C.
- What type of interface does the MAX1277BCTC+ use for data transfer?
The device uses a standard SPI™/QSPI™/MICROWIRE™ interface.
- In what package is the MAX1277BCTC+ available?
The device is available in a 12-pin TQFN package.
