Overview
The DAC5682ZIRGC is a high-performance, dual-channel 16-bit Digital-to-Analog Converter (DAC) produced by Texas Instruments. This component is designed for high-speed applications, offering a 1.0 GSPS update rate and integrated 2x or 4x interpolation filters. It features a wideband LVDS data input, onboard clock multiplier, and an internal voltage reference, making it ideal for various wireless and broadband communication systems. The DAC5682ZIRGC is characterized by its superior linearity, noise, crosstalk, and PLL phase noise performance, and it operates over the industrial temperature range of -40°C to 85°C.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 16-bit |
| Update Rate | 1.0 GSPS |
| Data Input | Wideband LVDS |
| Interpolation Filters | 2x or 4x |
| Input FIFO | 8 samples |
| Clock Multiplying PLL/VCO | 2x-32x |
| ACLR WCDMA TM1 at 180 MHz | 73 dBc |
| Output Current Range | 2 to 20 mA |
| Package | 64-pin VQFN (RGC) |
| Operating Temperature Range | -40°C to 85°C |
| Internal Voltage Reference | 1.2 V |
Key Features
- High-performance 16-bit DAC with 1.0 GSPS update rate
- Integrated 2x or 4x interpolation filters configurable in low-pass or high-pass mode
- Wideband LVDS data input with on-chip termination
- Onboard clock multiplier (2x-32x PLL/VCO)
- Internal 1.2-V voltage reference
- Differential scalable output: 2 to 20 mA
- Interleaved I/Q data for dual-DAC mode
- Optional Fs/4 coarse mixer for complex mode
- High performance with 73 dBc ACLR WCDMA TM1 at 180 MHz
Applications
- Cellular Base Stations
- Broadband Wireless Access (BWA)
- WiMAX 802.16
- Fixed Wireless Backhaul
- Cable Modem Termination System (CMTS)
Q & A
- What is the resolution of the DAC5682ZIRGC?
The DAC5682ZIRGC has a 16-bit resolution. - What is the maximum update rate of the DAC5682ZIRGC?
The maximum update rate is 1.0 GSPS. - What type of data input does the DAC5682ZIRGC support?
The DAC5682ZIRGC supports wideband LVDS data input. - What are the interpolation filter options for the DAC5682ZIRGC?
The DAC5682ZIRGC has 2x or 4x interpolation filters that can be configured in either low-pass or high-pass mode. - What is the operating temperature range of the DAC5682ZIRGC?
The operating temperature range is -40°C to 85°C. - What is the package type and pin count of the DAC5682ZIRGC?
The DAC5682ZIRGC is packaged in a 64-pin VQFN (RGC). - What is the internal voltage reference of the DAC5682ZIRGC?
The internal voltage reference is 1.2 V. - What are the typical applications of the DAC5682ZIRGC?
The typical applications include cellular base stations, broadband wireless access, WiMAX 802.16, fixed wireless backhaul, and cable modem termination systems. - Does the DAC5682ZIRGC support complex output?
Yes, the DAC5682ZIRGC supports both complex and real output. - What is the ACLR performance of the DAC5682ZIRGC at 180 MHz?
The ACLR WCDMA TM1 performance at 180 MHz is 73 dBc.
