Overview
The ADC12J2700NKE is a high-performance, single-channel analog-to-digital converter (ADC) designed by Texas Instruments. This device is part of the ADC12J series and is known for its advanced wideband sampling and digital tuning capabilities. It utilizes giga-sample ADC technology to directly sample a large block of frequency spectrum at RF, enabling efficient and accurate signal processing. The integrated Digital Down Converter (DDC) allows for digital filtering and down-conversion of the selected frequency block, providing precise and targeted data analysis. The ADC12J2700NKE is encased in a 68-pin VQFN package and operates reliably over the industrial ambient temperature range of –40°C to 85°C, making it suitable for a wide range of industrial applications.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Manufacturer | Texas Instruments | Resolution | 12 bit |
| Series | ADC12J2700 | Interface Type | JESD204B |
| Architecture | Folding Interpolating | Sampling Rate | 2.7 GS/s |
| Analog Supply Voltage | 1.2 V, 1.9 V | Digital Supply Voltage | 1.2 V, 1.9 V |
| Minimum Operating Temperature | -40°C | Maximum Operating Temperature | +85°C |
| DNL - Differential Nonlinearity | +/- 0.25 LSB | ENOB - Effective Number of Bits | 8.8 Bit |
| SFDR - Spurious Free Dynamic Range | 71 dB | SINAD - Signal to Noise and Distortion Ratio | 54.8 dB |
| Power Consumption | 1.8 W | Package/Case | VQFN-68 |
| Height | 1 mm | Length | 10 mm |
| Width | 10 mm | Moisture Sensitive | Yes |
Key Features
- High Sampling Rate: Achieves up to 2.7 GS/s, enabling high-speed data acquisition.
- Configurable DDC: Digital Down Converter with decimation factors from 4 to 32, offering flexible output rates.
- Low Power Consumption: Optimized power efficiency, with power consumption of 1.8 W in bypass mode and less than 50 mW in power-down mode.
- Superior Dynamic Range: Excellent noise and linearity performance up to and beyond 3 GHz.
- Robust Clock Jitter Tolerance: Ensures reliable operation even with varying clock conditions.
- JESD204B Interface: Low pin-count interface supporting 1 to 5 lanes of serial output.
Applications
- Wireless Infrastructure: Suitable for base stations and other wireless communication systems.
- RF-Sampling Software Defined Radio: Ideal for software-defined radio applications requiring high-speed ADCs.
- Wideband Microwave Backhaul: Used in microwave backhaul systems for high-speed data transmission.
- Military Communications: Employed in military communication systems due to its high performance and reliability.
- SIGINT (Signals Intelligence): Utilized in signals intelligence applications for advanced signal processing.
- RADAR and LIDAR: Applied in radar and lidar systems for precise signal detection and analysis.
- DOCSIS / Cable Infrastructure: Used in cable infrastructure for high-speed data transmission.
- Test and Measurement: Employed in test and measurement equipment for accurate signal analysis.
Q & A
- Q: What is the ADC12J2700NKE and its primary function?
A: The ADC12J2700NKE is a high-performance, single-channel analog-to-digital converter designed for demanding applications such as telecommunications, radar systems, and digital signal processing. It directly samples a large block of frequency spectrum at RF and provides digital filtering and down-conversion through its integrated DDC.
- Q: What is the sampling rate of the ADC12J2700NKE?
A: The ADC12J2700NKE has a maximum sampling rate of 2.7 GS/s.
- Q: What interface does the ADC12J2700NKE use?
A: The ADC12J2700NKE uses the JESD204B serial interface, which supports 1 to 5 lanes of serial output.
- Q: What are the key features of the ADC12J2700NKE?
A: Key features include high sampling rate, configurable DDC, low power consumption, superior dynamic range, and robust clock jitter tolerance.
- Q: What are the typical applications of the ADC12J2700NKE?
A: Typical applications include wireless infrastructure, RF-sampling software-defined radio, wideband microwave backhaul, military communications, SIGINT, RADAR and LIDAR, DOCSIS / cable infrastructure, and test and measurement.
- Q: What is the operating temperature range of the ADC12J2700NKE?
A: The ADC12J2700NKE operates over the industrial ambient temperature range of –40°C to 85°C.
- Q: How does the DDC function in the ADC12J2700NKE?
A: The integrated DDC provides digital filtering and down-conversion of the selected frequency block, allowing for flexible output rates based on decimation factors from 4 to 32.
- Q: What is the power consumption of the ADC12J2700NKE?
A: The power consumption is 1.8 W in bypass mode and less than 50 mW in power-down mode.
- Q: What package type does the ADC12J2700NKE come in?
A: The ADC12J2700NKE is encased in a 68-pin VQFN package.
- Q: How can I obtain detailed information about the ADC12J2700NKE, such as application notes and datasheets?
A: You can find comprehensive details about the ADC12J2700NKE on Texas Instruments' official website or through authorized distributors like Ovaga, which also provides access to datasheets and application notes.
