Overview
The MAX19538ETL+T, produced by Analog Devices Inc./Maxim Integrated, is a high-performance 12-bit, 95Msps analog-to-digital converter (ADC). This component is designed for low power consumption, small size, and high dynamic performance, making it ideal for various high-speed data acquisition applications. Powered from a single 3.3V supply, the MAX19538ETL+T offers excellent signal-to-noise ratio (SNR) and spurious-free dynamic range (SFDR) performance, making it suitable for intermediate frequency (IF) sampling and other demanding applications.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 12-bit | |
| Sampling Rate | 95 Msps | |
| Supply Voltage | 3.3V | V |
| Power Consumption | 492 mW | mW |
| Signal-to-Noise Ratio (SNR) | 68.4 dB | dB |
| Spurious-Free Dynamic Range (SFDR) | Up to 85 dBc | dBc |
| Analog Input Range | ±0.35V to ±1.10V | V |
| Output Format | Two’s Complement or Gray Code | |
| Package Type | 6mm x 6mm x 0.8mm, 40-pin thin QFN with exposed paddle (EP) | |
| Operating Temperature Range | -40°C to +85°C | °C |
Key Features
- Fully differential wide-band track-and-hold (T/H) input amplifier
- Low power consumption with a power-down mode of 63µW
- Flexible reference structure allowing use of internal 2.048V bandgap reference or external reference
- Support for single-ended or differential input clock drive
- Internal clock duty-cycle equalizer for wide range of clock duty cycles
- 12-bit, parallel, CMOS-compatible output bus with pin-selectable output format (two’s complement or Gray code)
- Data-valid indicator to eliminate external components for reliable digital interfacing
- Separate digital power input accepting a wide 1.7V to 3.6V supply
Applications
- Intermediate frequency (IF) sampling
- High-speed data acquisition systems
- Radar and communication systems
- Medical imaging and diagnostic equipment
- Aerospace and defense applications
- Test and measurement equipment
Q & A
- What is the resolution and sampling rate of the MAX19538ETL+T? The MAX19538ETL+T is a 12-bit ADC with a sampling rate of 95 Msps.
- What is the power consumption of the MAX19538ETL+T? The MAX19538ETL+T consumes 492 mW of power and has a power-down mode of 63µW.
- What are the supported analog input ranges for the MAX19538ETL+T? The analog input range can be adjusted from ±0.35V to ±1.10V.
- What output formats are supported by the MAX19538ETL+T? The MAX19538ETL+T supports two’s complement and Gray code output formats.
- What is the operating temperature range of the MAX19538ETL+T? The operating temperature range is -40°C to +85°C.
- What package type is the MAX19538ETL+T available in? The MAX19538ETL+T is available in a 6mm x 6mm x 0.8mm, 40-pin thin QFN package with exposed paddle (EP).
- Does the MAX19538ETL+T support single-ended or differential input clock drive? Yes, it supports both single-ended and differential input clock drive.
- What is the purpose of the internal clock duty-cycle equalizer in the MAX19538ETL+T? The internal clock duty-cycle equalizer allows the ADC to accept a wide range of clock duty cycles.
- How does the data-valid indicator in the MAX19538ETL+T enhance digital interfacing? The data-valid indicator eliminates the need for external components that are normally required for reliable digital interfacing.
- What is the range of the separate digital power input for the MAX19538ETL+T? The separate digital power input accepts a wide 1.7V to 3.6V supply.
