Vendor: Dolphin Semiconductor Category: PLL

24-bit PDM to PCM 115 dB SNR PLL-less 4 channels

qDSA-SW1.01 is a PDM-PCM converter to interface with a digital microphone.

Overview

qDSA-SW1.01 is a PDM-PCM converter to interface with a digital microphone. This product integrate our PLL-features, which allows you to use the IP with an available clock frequency in your SOC and thus save an audio PLL.

Key features

  • PDM to PCM converter with 4 input channels
  • WhisperTrigger - low power Voice Activity Detector (Optional)
  • PLL-less feature with programmable audio sampling frequency Fs from 8 to 192 kHz
  • Automatic Gain Control (AGC)

Benefits

  • 115 dB SNR, A-Weighted
  • 110 dB THD+N @ FS-1dB

Specifications

Identity

Part Number
qDSA-SW1.01
Vendor
Dolphin Semiconductor
Type
Silicon IP

Files

Product Sheet Download

Note: some files may require an NDA depending on provider policy.

Provider

Learn more about PLL IP core

Dolphin Semiconductor and INTERA Group Announce Reference Platform Combining Analog Voice Sensing and Neuromorphic AI for Ultra-Low-Power Edge Intelligence

Dolphin Semiconductor, a leading provider of semiconductor IP solutions, and INTERA Group, a semiconductor innovation company specializing in neuromorphic ASIC architectures, today announced a strategic collaboration to deliver a joint reference platform combining Dolphin’s WhisperExtractor (aMFCC) analog feature-extraction IP with INTERA’s Spiking Neural Network (SNN) processing architecture.

Vertex Growth commits €10M in Dolphin Semiconductor

Vertex Growth is a growth-stage venture capital fund anchored by Vertex Holdings, a subsidiary of global investment firm Temasek. The fund is dedicated to investing in high potential companies on the cusp of scaling-up.

Frequently asked questions about PLL IP cores

What is 24-bit PDM to PCM 115 dB SNR PLL-less 4 channels?

24-bit PDM to PCM 115 dB SNR PLL-less 4 channels is a PLL IP core from Dolphin Semiconductor listed on Semi IP Hub.

How should engineers evaluate this PLL?

Engineers should review the overview, key features, supported foundries and nodes, maturity, deliverables, and provider information before shortlisting this PLL IP.

Can this semiconductor IP be compared with similar products?

Yes. Buyers can compare this product with similar semiconductor IP cores or IP families based on category, provider, process options, and structured technical specifications.

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