Overview
The ADS62P49IRGCR is a high-performance, dual-channel analog-to-digital converter (ADC) manufactured by Texas Instruments. It is designed to meet the rigorous demands of advanced digital signal processing applications, offering high-speed and high-resolution data conversion. This ADC operates at a maximum sampling rate of 250 MSPS and provides a 14-bit resolution, making it an excellent choice for applications requiring high-speed signal acquisition. The device is pin-compatible with other models in the ADS62Px series and features a compact 64-pin VQFN package, suitable for space-constrained designs.
Key Specifications
| Specification | Value |
|---|---|
| Maximum Sample Rate | 250 MSPS |
| Resolution | 14-bit |
| Package Type | 64-pin VQFN (RGC) |
| Operating Temperature Range | -40°C to 85°C |
| Power Consumption | 1.25 W at 250 MSPS |
| Output Interface | DDR LVDS and Parallel CMOS |
| Programmable Gain | Up to 6 dB |
| Cross-Talk | 90 dB |
| Input Clock Amplitude | Down to 400 mV Differential |
Key Features
- Dual-channel architecture allowing simultaneous processing of two independent analog signals.
- High-resolution burst mode with 14-bit output, achieving 73 dB SNR at low IF and 70.5 dB SNR at 170 MHz.
- Low-resolution modes with 9-bit at 250 MSPS or 11-bit at 125 MSPS.
- Double Data Rate (DDR) LVDS output interface.
- Programmable gain up to 6 dB for SNR/SFDR trade-off.
- DC offset correction loop to cancel ADC offset.
- Internal and external reference support.
- Compact 64-pin VQFN package (9 mm × 9 mm).
Applications
The ADS62P49IRGCR is well-suited for various high-speed signal processing applications, including:
- Telecommunications and multi-carrier, multi-mode cellular infrastructure base stations.
- Test and measurement equipment.
- Radar systems.
- Wide bandwidth communications applications.
Q & A
- What is the maximum sampling rate of the ADS62P49IRGCR?
The maximum sampling rate is 250 MSPS. - What is the resolution of the ADS62P49IRGCR?
The resolution is 14-bit. - What type of output interface does the ADS62P49IRGCR support?
The device supports DDR LVDS and parallel CMOS output interfaces. - What is the power consumption of the ADS62P49IRGCR at 250 MSPS?
The power consumption is 1.25 W at 250 MSPS. - Does the ADS62P49IRGCR have programmable gain options?
Yes, it has programmable gain options up to 6 dB for SNR/SFDR trade-off. - What is the operating temperature range of the ADS62P49IRGCR?
The operating temperature range is -40°C to 85°C. - What type of package does the ADS62P49IRGCR come in?
The device comes in a 64-pin VQFN (RGC) package. - Does the ADS62P49IRGCR support internal and external references?
Yes, it supports both internal and external references. - What is the cross-talk specification of the ADS62P49IRGCR?
The cross-talk specification is 90 dB. - Can the ADS62P49IRGCR be used in multi-carrier, multi-mode cellular infrastructure base stations?
Yes, it is suitable for such applications.
