Overview
The ADS42LB69IRGCR is a high-performance, dual-channel analog-to-digital converter (ADC) produced by Texas Instruments. This component is part of the ADS42LBx9 family, which includes 14- and 16-bit resolution ADCs. The ADS42LB69IRGCR specifically offers 16-bit resolution and operates at a maximum clock rate of 250 MSPS, making it suitable for a wide range of high-speed applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16-bit |
| Maximum Clock Rate | 250 MSPS |
| Analog Input | Differential, 2-VPP and 2.5-VPP full-scale (SPI-programmable) |
| Input Interface | DDR or QDR LVDS |
| Package | 64-Pin VQFN (9-mm × 9-mm) |
| Power Dissipation | 820 mW/channel |
| Aperture Jitter | 85 fs |
| Channel Isolation | 100 dB |
| Operating Temperature | -40°C to 85°C |
Key Features
- Dual-channel operation with high impedance input buffers to minimize sample-and-hold glitch energy.
- Flexible input clock buffer with divide-by-1, -2, and -4 options.
- Internal dither for improved noise performance.
- Support for DDR and QDR LVDS output interfaces, including JESD204B compliance.
- High spurious-free dynamic range (SFDR) over a large input frequency range.
- Low power consumption with 820 mW/channel.
Applications
- Communication and cable infrastructure.
- Multi-carrier, multimode cellular receivers.
- Radar and smart antenna arrays.
- Broadband wireless systems.
- Test and measurement systems.
- Software-defined and diversity radios.
- Microwave and dual-channel I/Q receivers.
- Repeaters and power amplifier linearization.
Q & A
- What is the resolution of the ADS42LB69IRGCR ADC?
The ADS42LB69IRGCR has a 16-bit resolution.
- What is the maximum clock rate of the ADS42LB69IRGCR?
The maximum clock rate is 250 MSPS.
- What types of output interfaces does the ADS42LB69IRGCR support?
The component supports DDR and QDR LVDS output interfaces, including JESD204B compliance.
- What is the package type and size of the ADS42LB69IRGCR?
The component is packaged in a 64-Pin VQFN with dimensions of 9-mm × 9-mm.
- What is the power dissipation per channel for the ADS42LB69IRGCR?
The power dissipation is 820 mW per channel.
- What is the aperture jitter of the ADS42LB69IRGCR?
The aperture jitter is 85 fs.
- What is the channel isolation of the ADS42LB69IRGCR?
The channel isolation is 100 dB.
- What are the typical applications of the ADS42LB69IRGCR?
Typical applications include communication and cable infrastructure, multi-carrier cellular receivers, radar and smart antenna arrays, and more.
- Does the ADS42LB69IRGCR support internal dither?
- What is the operating temperature range of the ADS42LB69IRGCR?
The operating temperature range is -40°C to 85°C.
