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High Performance, Multibit Sigma-Delta DAC with SACD Playback
Model: AD1955
- Supports 24-Bits, up to 192 kHz Sample Rate PCM Audio Data
- Supports SACD bit-stream and External Digital Filter Interface
- Multibit Sigma Delta Modulator with "Perfect Differential Linearity Restoration" for Reduced Idle Tones and Noise Floor
- Data Directed Scrambling DAC - Least Sensitive to Jitter
- 8.64 mA p-p Differential Output Current for Optimum Performance, with +3 dB headroom in SACD mode
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The AD1955 is a complete, high performance, single chip stereo digital audio playback system comprised of a multi-bit sigma-delta modulator, digital interpolation filters and a continuous-time differential current output DAC section. Unique to this audio DAC is the separate SACD (super audio CD) bit-stream and external digital filter interface, which allows users maximum system flexibility. The AD1955 supports 24-bits, 192 kHz sample rate and is designed for use in high-end SACD players, DVD-audio, home theater, automotive audio, digital mixing consoles, digital audio effect processors and sampling musical keyboards.
- Supports 24-Bits, up to 192 kHz Sample Rate PCM Audio Data
- Supports SACD bit-stream and External Digital Filter Interface
- Multibit Sigma Delta Modulator with "Perfect Differential Linearity Restoration" for Reduced Idle Tones and Noise Floor
- Data Directed Scrambling DAC - Least Sensitive to Jitter
- 8.64 mA p-p Differential Output Current for Optimum Performance, with +3 dB headroom in SACD mode
- 5 V Power Supply Stereo Audio DAC System
- 120 dB SNR/DNR (not muted) at 48KHz Sample Rate (A-Weighted Stereo)
- 123 dB SNR/DNR (Mono)
- -110 dB THD+N
- 110 dB Stopband Attenuation with ±0.0002dB Passband Ripple
- Flexible Serial Data Port with Right-Justified, Left-Justified, I2S-Compatible and DSP Serial Port
- 28 Lead SSOP Plastic Package
- Applications include High-End DVD-Audio, SACD, CD, Home Theatre Systems, Automotive Audio Systems, Sampling Musical Keyboards, Digital Mixing Consoles, Digital Audio Effects Processors
- Converter Signal Types - Audio
- Converter Type - Digital to Analog Converter
- Spec Sheet available - Yes
- Operating Temperature (Maximum): 185 F
- Operating Temperature (Minimum): -40 F
- No. of DAC: 2
- DAC DNR: 123 dB
- DAC THD+N: 110 dB @ 1 KHz (-3dB)
- Max Sampling Rate: 192 kHz
- Voltage supply: 5 V
- Resolution: 24 bit
- DAC Architecture: Sigma Delta
- Input Signal Types: Digital Audio
- Output (Converted) Signal Type: Differential Analog
Digital to Analog Converter
898 kb
- Data Sheet
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623 S Americana Blvd, Boise, ID 83702
Boise, ID 83702
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2083850507
https://createspaces.com/
Contact in regards to this product:
Analog Devices, Inc.
Model: AD1955
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