Overview
The ADC12DJ5200RF, produced by Texas Instruments, is a high-performance, RF-sampling, giga-sample analog-to-digital converter (ADC). This device is capable of directly sampling input frequencies from DC to above 10GHz, making it highly versatile for various high-frequency applications. It can be configured as either a dual-channel ADC with a sampling rate of up to 5.2GSPS or a single-channel ADC with a sampling rate of up to 10.4GSPS. This ADC is particularly useful in frequency agile systems, supporting direct RF sampling of L-band, S-band, C-band, and X-band frequencies.
Key Specifications
| Parameter | Specification |
|---|---|
| Resolution | 12-bit |
| Sampling Rate (Single-Channel) | Up to 10.4GSPS |
| Sampling Rate (Dual-Channel) | Up to 5.2GSPS |
| Analog Input Bandwidth | 8GHz (–3dB) |
| Usable Input Frequency Range | > 10GHz |
| Full-Scale Input Voltage (VFS) | 0.8VPP (default) |
| Noise Floor (–20dBFS, VFS = 1VPP-DIFF) | Dual-Channel: –151.8dBFS/Hz, Single-Channel: –154.4dBFS/Hz |
| ENOB (Dual Channel, FIN = 2.4GHz) | 8.6 Bits |
| Peak RF Input Power (Diff) | +26.5dBm (+27.5dBFS, 560x full-scale power) |
| Power Consumption | 4W |
| Power Supplies | 1.1V, 1.9V... |
| Package | 144-ball, 10-by-10-mm FCBGA |
| Operating Temperature Range | -40°C to 85°C |
Key Features
- High-Speed Sampling: Up to 10.4GSPS in single-channel mode and up to 5.2GSPS in dual-channel mode.
- Wide Input Frequency Range: Direct RF sampling of frequencies above 10GHz, supporting L-band, S-band, C-band, and X-band.
- High-Speed JESD204C Interface: Supports up to 17.16Gbps line rate with up to 16 serialized lanes, and both 8b/10b and 64b/66b data encoding schemes.
- Synchronization Features: Noiseless aperture delay adjustment, SYSREF windowing, and automatic SYSREF timing calibration for multi-channel applications.
- Digital Down Converters (DDCs): Optional DDCs for digital conversion to baseband and reducing the interface rate.
- Programmable FIR Filter: For on-chip equalization.
- Low Power Consumption: 4W power consumption, which is 20% less than competitive ADCs.
Applications
- 5G Testing: High measurement accuracy for 5G testing applications.
- Oscilloscopes: High-speed data acquisition for oscilloscope applications.
- Radar and Microwave Systems: Direct X-band sampling for radar, microwave, and mmWave technologies.
- Test and Measurement Equipment: High measurement repeatability and low code error rate make it suitable for test and measurement equipment.
Q & A
- What is the maximum sampling rate of the ADC12DJ5200RF in single-channel mode?
The maximum sampling rate in single-channel mode is up to 10.4GSPS.
- What is the maximum sampling rate of the ADC12DJ5200RF in dual-channel mode?
The maximum sampling rate in dual-channel mode is up to 5.2GSPS.
- What is the analog input bandwidth of the ADC12DJ5200RF?
The analog input bandwidth is 8GHz (–3dB).
- What is the usable input frequency range of the ADC12DJ5200RF?
The usable input frequency range is above 10GHz.
- What type of output interface does the ADC12DJ5200RF use?
The ADC12DJ5200RF uses a high-speed JESD204C output interface.
- What are the supported data encoding schemes for the JESD204C interface?
The supported data encoding schemes are 8b/10b and 64b/66b.
- Does the ADC12DJ5200RF support digital down converters (DDCs)?
Yes, the ADC12DJ5200RF supports optional DDCs for digital conversion to baseband.
- What is the power consumption of the ADC12DJ5200RF?
The power consumption is 4W.
- What is the operating temperature range of the ADC12DJ5200RF?
The operating temperature range is -40°C to 85°C.
- What are some of the key applications of the ADC12DJ5200RF?
Key applications include 5G testing, oscilloscopes, radar and microwave systems, and test and measurement equipment.
