Overview
The ADC12D500RFIUT/NOPB is a 12-bit, 1.0 GSPS RF sampling analog-to-digital converter (ADC) produced by Texas Instruments. This device is designed to directly sample input frequencies up to and above 2.7 GHz, making it suitable for high-frequency applications. It features a flexible LVDS interface with multiple SPI programmable options, facilitating board design and FPGA/ASIC data capture. The ADC is packaged in a lead-free 292-ball thermally enhanced BGA package, operating over an industrial temperature range of -40°C to +85°C.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 12 Bits |
| Sampling Rate | 1.0 GSPS (configurable to 1.6 GSPS in interleaved mode) |
| Input Frequency Range | Up to and above 2.7 GHz |
| IMD3 (Fin = 2.7 GHz @ -13 dBFS) | -63 dBc (typ) |
| Noise Floor | -152.2 dBm/Hz (typ) |
| Noise Power Ratio | 50.4 dB (typ) |
| ENOB | 9.5 Bits (typ) |
| SNR | 59.7 dB (typ) |
| SFDR | 71.2 dBc (typ) |
| Power Consumption | 2.02 W (typ) |
| Package Type | 292-ball thermally enhanced BGA |
| Operating Temperature Range | -40°C to +85°C |
Key Features
- Configurable to either 1.0 GSPS or 800 MSPS dual ADC mode
- Internally terminated, buffered, differential analog inputs
- AutoSync feature for multi-chip synchronization
- Programmable gain, offset, and timing adjust features
- Test patterns at output for system debug
- Time stamp feature to capture external trigger
- LVDS outputs compatible with IEEE 1596.3-1996, with programmable common mode voltage
- Dual Edge Sampling (DES) mode for high bandwidth applications
- Calibration feature with power-on and on-command calibration options
Applications
- 3G/4G Wireless Basestation – Receive Path
- SIGINT – Receive Path
- RADAR / LIDAR – DPD Path
- Wideband Communications
- Wideband Microwave Backhaul
- Consumer RF
- RF Sampling Software Defined Radio
- Test and Measurement
- Military Communications
Q & A
- What is the resolution of the ADC12D500RFIUT/NOPB?
The resolution of the ADC12D500RFIUT/NOPB is 12 bits.
- What are the sampling rates supported by this ADC?
The ADC supports sampling rates of 1.0 GSPS and can be configured to 1.6 GSPS in interleaved mode.
- What is the maximum input frequency this ADC can handle?
The ADC can directly sample input frequencies up to and above 2.7 GHz.
- What is the typical noise floor of this ADC?
The typical noise floor is -152.2 dBm/Hz.
- Does this ADC support multi-chip synchronization?
- What type of output interface does this ADC use?
The ADC uses an LVDS interface compatible with IEEE 1596.3-1996.
- Can the gain and offset of the ADC be adjusted?
- What is the power consumption of this ADC?
The typical power consumption is 2.02 W.
- In what package is the ADC12D500RFIUT/NOPB available?
The ADC is packaged in a 292-ball thermally enhanced BGA package.
- What is the operating temperature range of this ADC?
The operating temperature range is -40°C to +85°C.
