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AK7735 - Dual DSP

General Description

The AK7735 is a highly integrated digital signal processor, including a 24-bit stereo ADC with MIC gain amplifiers, a 24-bit stereo ADC with input selector, two 32-bit stereo DACs, 2 stereo sampling rate convertors supporting the sampling frequency up to 192kHz and dual DSPs for Audio/HF process.

Key Features

  • Dual DSP: (DSP1 and DSP2 have the same specification. Memory areas are shared by them) - Word length: 28-bit (Simple floating point supported) - Instruction cycle: - Multiplier: - Divider: Max. 6.8ns (3072fs at fs=48kHz) 24 x 24 → 48-bit (Double precision arithmetic available) 24 / 24 → 24-bit (Floating point normalization function) - ALU: 52-bit Arithmetic Operation (with 4bits overflow margin) - Program RAM: 4096-word x 36-bit - Coefficient RAM: 6144-word x 24-bit - Data.

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Datasheet Details

Part number AK7735
Manufacturer AKM
File Size 2.89 MB
Description Dual DSP
Datasheet download datasheet AK7735 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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[AK7735] AK7735 Dual DSP with 4chADC + 4chDAC + 4chSRC 1. General Description The AK7735 is a highly integrated digital signal processor, including a 24-bit stereo ADC with MIC gain amplifiers, a 24-bit stereo ADC with input selector, two 32-bit stereo DACs, 2 stereo sampling rate convertors supporting the sampling frequency up to 192kHz and dual DSPs for Audio/HF process. Each DSP has 3072step/fs (when fs=48kHz) parallel processing power. As the AK7735 is a RAM based DSP, it is freely programmable for user requirements, such as acoustic effects and proprietary high performance hands-free function. The AK7735 is available in a 48-pin LQFP package. 2. Features □ Dual DSP: (DSP1 and DSP2 have the same specification.