Overview
The ADS4129IRGZT from Texas Instruments is a high-performance, 1-channel single analog-to-digital converter (ADC) designed for demanding applications. Introduced in November 2009, this device is part of the ADS412x/4x family, known for its ultralow power consumption and high dynamic performance. The ADS4129IRGZT operates at a sampling rate of up to 250 million samples per second (Msps) and features a 12-bit resolution, making it suitable for applications requiring high-speed and high-accuracy data conversion.
The device is packaged in a 48-pin VQFN (Very Thin Quad Flat No-Lead) package and is RoHS compliant, adhering to the EU RoHS directive 2011/65/EU and 2015/863/EU. It operates over a temperature range of -40°C to +85°C, ensuring reliability in various environmental conditions.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 12 | Bits |
| Sampling Rate | Up to 250 | Msps |
| Differential Nonlinearity (DNL) | ±0.2 | LSB |
| Integral Nonlinearity (INL) | ±0.25 | LSB |
| Analog Supply Voltage (AVDD) | 1.7 to 1.9 | V |
| Digital Supply Voltage (DRVDD) | 1.7 to 1.9 | V |
| Differential Input Voltage Range | 2 | VPP |
| Input Common-Mode Voltage (VCM) | ± 0.05 | V |
| Operating Temperature Range | -40 to +85 | °C |
| Storage Temperature Range | -65 to +150 | °C |
| Package Type | 48-Pin VQFN |
Key Features
- High-Speed Sampling: The ADS4129IRGZT supports sampling rates up to 250 Msps, making it ideal for high-speed data acquisition applications.
- Low Power Consumption: The device operates with ultralow power, consuming 265 mW at 250 Msps, which is beneficial for power-sensitive applications.
- High Dynamic Performance: It offers high signal-to-noise ratio (SNR) and low distortion, ensuring high-quality data conversion.
- Flexible Interface Options: The ADC supports DDR LVDS, LVPECL, and parallel interfaces, providing flexibility in system design.
- Compact Packaging: The 48-pin VQFN package is compact and suitable for space-constrained designs.
- RoHS Compliance: The device is RoHS compliant, adhering to environmental regulations.
Applications
The ADS4129IRGZT is suitable for a variety of high-performance applications, including:
- Medical Imaging: High-speed data acquisition in medical imaging devices such as MRI and CT scanners.
- Radar and Aerospace: High-speed data conversion in radar systems and aerospace applications.
- Test and Measurement: High-accuracy data acquisition in test and measurement equipment.
- Communications: High-speed data conversion in communication systems, including base stations and wireless infrastructure.
- Industrial Automation: High-speed data acquisition in industrial automation and control systems.
Q & A
- What is the sampling rate of the ADS4129IRGZT?
The ADS4129IRGZT supports sampling rates up to 250 Msps.
- What is the resolution of the ADS4129IRGZT?
The resolution of the ADS4129IRGZT is 12 bits.
- What are the supply voltage ranges for the ADS4129IRGZT?
The analog supply voltage (AVDD) and digital supply voltage (DRVDD) ranges are 1.7V to 1.9V.
- What is the operating temperature range of the ADS4129IRGZT?
The operating temperature range is -40°C to +85°C.
- Is the ADS4129IRGZT RoHS compliant?
Yes, the ADS4129IRGZT is RoHS compliant.
- What types of interfaces does the ADS4129IRGZT support?
The device supports DDR LVDS, LVPECL, and parallel interfaces.
- What is the typical power consumption of the ADS4129IRGZT at 250 Msps?
The typical power consumption is 265 mW at 250 Msps.
- What is the differential input voltage range of the ADS4129IRGZT?
The differential input voltage range is 2 VPP.
- What is the input common-mode voltage (VCM) of the ADS4129IRGZT?
The input common-mode voltage (VCM) is ± 0.05 V.
- What is the package type of the ADS4129IRGZT?
The package type is a 48-pin VQFN.
