Texas Instruments PCM1781DBQ Digital to Analog Converters (DAC)
24-bit stereo digital-to-analog converter (DAC) with 106dB signal-to-noise ratio (SNR).
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
PCM1781DBQ
Detailed Description
24-bit stereo digital-to-analog converter (DAC) with 106dB signal-to-noise ratio (SNR). Features a 192 kS/s conversion rate and a 3-wire serial interface. Operates from a single 4.5V to 5.5V supply, consuming 80mW at 5V. Packaged in a 16-SSOP for surface mounting, with an operating temperature range of -25°C to 85°C. RoHS compliant and lead-free.
Package
SSOP
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
PCM1781DBQ Datasheet
Quick Jump:
Technical Specifications
Texas Instruments PCM1781DBQ Digital to Analog Converters (DAC) technical specifications.
General
Interface
Serial, 3-WIRE
RoHS
Yes
Number of Channels
2
Packaging
Rail/Tube
Mounting Type
Surface Mount
Operating Temperature
-25°C ~ 85°C
Supply Voltage
5V
Package
SSOP
Conversion Rate
192KS/s
Lead Free
Lead Free
Alternate Parts Comparison (PCM1781DBQ vs PCM2705CDB vs PCM1780DBQR vs PCM1791ADB)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -25°C ~ 85°C | -25°C ~ 85°C | -25°C ~ 85°C | -25°C ~ 85°C |
| Supply Voltage | 5V | 5V | 5V | 5V |
| Interface | Serial, 3-WIRE | SPI, USB, Serial | Serial, 3-WIRE | Serial, 3-WIRE, I2C |
| Number of Channels | 2 | 2 | 2 | 2 |
| RoHS | Yes | Yes | Yes | Yes |
| Conversion Rate | 192KS/s | 48KS/s | 192KS/s | 192KS/s |
| Lead Free | Lead Free | Lead Free | Lead Free | Lead Free |
| Number of Analog Inputs | 0 | 0 | 0 | 0 |
| Number of Analog Outputs | 2 | 2 | 2 | 2 |
| Number of Bits | 24 | 16 | 24 | 24 |
| Number of Converters | 2 | 2 | 2 | 2 |
| Action |
Texas Instruments PCM1781DBQ Digital to Analog Converters (DAC) Overview
24-bit stereo digital-to-analog converter (DAC) with 106dB signal-to-noise ratio (SNR). Features a 192 kS/s conversion rate and a 3-wire serial interface. Operates from a single 4.5V to 5.5V supply, consuming 80mW at 5V. Packaged in a 16-SSOP for surface mounting, with an operating temperature range of -25°C to 85°C.
RoHS compliant and lead-free.
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