Overview
The DAC5672IPFB is a high-performance, 14-bit dual-channel digital-to-analog converter (DAC) produced by Texas Instruments. This device is designed for high-speed applications, offering an update rate of up to 275 million samples per second (MSPS). It operates on a single supply voltage ranging from 3 V to 3.6 V, making it versatile for various system designs. The DAC5672IPFB features an on-chip 1.2-V reference voltage and supports both independent and interleaved data modes, making it suitable for a wide range of communication and instrumentation applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 14 Bits | |
| Update Rate | Up to 275 MSPS | |
| Supply Voltage | 3 V to 3.6 V | V |
| Spurious-Free Dynamic Range (SFDR) | 84 dBc at 5 MHz | dBc |
| Third-Order Two-Tone Intermodulation (IMD3) | 79 dBc at 15.1 MHz and 16.1 MHz | dBc |
| Full-Scale Output Current | 2 mA to 20 mA | mA |
| Power Consumption | 330 mW (operating), 9 mW (sleep mode) | mW |
| Package | 48-Pin Thin-Quad Flat Pack (TQFP) | |
| Operating Temperature | –40°C to 85°C | °C |
Key Features
- High-speed operation with update rates up to 275 MSPS
- Single-supply operation: 3 V to 3.6 V
- High spurious-free dynamic range (SFDR): 84 dBc at 5 MHz
- High third-order two-tone intermodulation (IMD3): 79 dBc at 15.1 MHz and 16.1 MHz
- Independent or single resistor gain control
- Dual or interleaved data modes
- On-chip 1.2-V reference voltage
- Low power consumption: 330 mW (operating), 9 mW (sleep mode)
- Differential current output suitable for single-ended or differential analog output configurations
Applications
- Cellular base transceiver station transmit channels (CDMA, W-CDMA, CDMA2000, IS-95, TDMA, GSM, IS-136, EDGE, UWC-136)
- Medical and test instrumentation
- Arbitrary waveform generators (ARB)
- Direct digital synthesis (DDS)
- Cable modem termination system (CMTS)
Q & A
- What is the resolution of the DAC5672IPFB?
The DAC5672IPFB has a resolution of 14 bits.
- What is the maximum update rate of the DAC5672IPFB?
The maximum update rate is up to 275 MSPS.
- What is the operating supply voltage range for the DAC5672IPFB?
The operating supply voltage range is from 3 V to 3.6 V.
- What is the spurious-free dynamic range (SFDR) of the DAC5672IPFB at 5 MHz?
The SFDR is 84 dBc at 5 MHz.
- What are the full-scale output current ranges for the DAC5672IPFB?
The full-scale output current ranges from 2 mA to 20 mA.
- What is the power consumption of the DAC5672IPFB in operating and sleep modes?
The power consumption is 330 mW in operating mode and 9 mW in sleep mode.
- What package type is the DAC5672IPFB available in?
The DAC5672IPFB is available in a 48-Pin Thin-Quad Flat Pack (TQFP) package.
- What is the operating temperature range for the DAC5672IPFB?
The operating temperature range is from –40°C to 85°C.
- What are some common applications of the DAC5672IPFB?
Common applications include cellular base transceiver stations, medical and test instrumentation, arbitrary waveform generators, direct digital synthesis, and cable modem termination systems.
- Does the DAC5672IPFB support both independent and interleaved data modes?
