Overview
The MAX1437BETK+T is a high-performance, octal, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This ADC is designed for low-power and high-dynamic performance, making it ideal for applications such as medical imaging instrumentation and digital communications. The device operates from a single 1.8V supply, consuming only 768mW (96mW per channel), and features a low-power standby mode for idle periods. It boasts a fully differential signal path, pipelined architecture, and digital error correction, ensuring high accuracy and reliability.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Sampling Rate | 50 Msps |
| Number of Inputs | 8 |
| Input Type | Differential |
| Data Interface | LVDS - Serial |
| Supply Voltage | 1.8V |
| Power Consumption (per channel) | 96mW |
| Signal-to-Noise Ratio (SNR) at 5.3MHz | 69.9dB (typ) |
| Spurious-Free Dynamic Range (SFDR) at 5.3MHz | 96dBc |
| Channel Isolation | 95dB |
| Packaging | 68-TQFN (10x10) |
Key Features
- Fully differential inputs and a pipelined architecture with digital error correction for high accuracy and dynamic performance.
- Low-power operation with a single 1.8V supply and a low-power standby mode.
- Internal 1.24V precision bandgap reference with the option to use an external reference for increased accuracy.
- Low-noise reference architecture and high channel isolation (95dB).
- LVDS serial output interface for efficient data transfer.
- Ultra-low power consumption of 96mW per channel in normal operation.
Applications
The MAX1437BETK+T is optimized for various high-performance applications, including:
- Medical imaging instrumentation: Due to its high dynamic performance and low power consumption, it is suitable for medical imaging devices.
- Digital communications: Its high SNR and SFDR make it ideal for digital communication systems.
- Other high-speed data acquisition systems: Where low power and high accuracy are critical.
Q & A
- What is the resolution of the MAX1437BETK+T ADC?
The MAX1437BETK+T has a resolution of 12 bits. - What is the sampling rate of the MAX1437BETK+T?
The sampling rate is 50 Msps. - How many input channels does the MAX1437BETK+T have?
The MAX1437BETK+T has 8 differential input channels. - What type of data interface does the MAX1437BETK+T use?
The data interface is LVDS - Serial. - What is the supply voltage for the MAX1437BETK+T?
The supply voltage is 1.8V. - What is the power consumption per channel in normal operation?
The power consumption per channel is 96mW. - What is the typical SNR at 5.3MHz input frequency?
The typical SNR at 5.3MHz input frequency is 69.9dB. - Can the MAX1437BETK+T use an external reference voltage?
Yes, the MAX1437BETK+T allows the use of an external reference voltage for increased accuracy or different input voltage ranges. - What is the packaging type for the MAX1437BETK+T?
The packaging type is 68-TQFN (10x10). - What are some typical applications for the MAX1437BETK+T?
Typical applications include medical imaging instrumentation, digital communications, and other high-speed data acquisition systems.
