Overview
The PCM1702U/2K, manufactured by Texas Instruments, is a precision 20-bit digital-to-analog converter (DAC) designed for high-performance audio applications. This BiCMOS device is renowned for its ultra-low distortion and high signal-to-noise ratio, making it an ideal choice for professional audio equipment and other applications requiring high fidelity.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 20 bits |
| Package / Case | 20-SOIC (0.209", 5.30mm Width) |
| Number of DAC Outputs | 1 Output |
| SNR - Signal to Noise Ratio | 120 dB (A-Weight Method) |
| Converter Type | Digital-to-Analog Converter |
| Input Bit Code | 2's Complement Binary |
| Input Format | Serial |
| Voltage Supply Source | Dual ±5V |
| Operating Temperature | -25°C to 85°C |
| Power Dissipation | 150 mW (typical) |
| Settling Time | 200 ns (±0.003% of FSR, 1.2mA Step) |
Key Features
- Ultra-low distortion: –96 dB typical with full scale output
- Near-ideal low-level operation
- Glitch-free output
- High signal-to-noise ratio: 120 dB (A-Weight Method)
- Industry-standard serial input format
- Fast current output: ±1.2 mA, 200 ns settling time
- Capable of 16x oversampling
- Complete with internal reference
- Low power consumption: 150 mW typical
Applications
The PCM1702U/2K is suitable for a variety of high-performance audio applications, including professional audio equipment, digital audio workstations, high-end home audio systems, and any other system requiring precise and high-fidelity digital-to-analog conversion.
Q & A
- What is the resolution of the PCM1702U/2K DAC?
The PCM1702U/2K has a resolution of 20 bits.
- What is the package type of the PCM1702U/2K?
The PCM1702U/2K comes in a 20-SOIC package.
- What is the signal-to-noise ratio (SNR) of the PCM1702U/2K?
The SNR of the PCM1702U/2K is 120 dB (A-Weight Method).
- What is the input format of the PCM1702U/2K?
The input format is serial, using 2's complement binary coding.
- What is the typical power consumption of the PCM1702U/2K?
The typical power consumption is 150 mW.
- What is the operating temperature range of the PCM1702U/2K?
The operating temperature range is -25°C to 85°C.
- Is the PCM1702U/2K glitch-free?
Yes, the PCM1702U/2K has glitch-free output.
- What is the settling time of the PCM1702U/2K?
The settling time is 200 ns (±0.003% of FSR, 1.2mA Step).
- Can the PCM1702U/2K perform oversampling?
Yes, it is capable of 16x oversampling.
- Does the PCM1702U/2K have an internal reference?
Yes, it comes complete with an internal reference.
