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AK4584VQ 参数 Datasheet PDF下载

AK4584VQ图片预览
型号: AK4584VQ
PDF下载: 下载PDF文件 查看货源
内容描述: 24位96kHz的音频编解码器DIT / DIR [24Bit 96kHz Audio CODEC with DIT/DIR]
分类和应用: 解码器编解码器消费电路商用集成电路
文件页数/大小: 53 页 / 328 K
品牌: AKM [ ASAHI KASEI MICROSYSTEMS ]
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ASAHI KASEI
[AK4584]
AK4584
24Bit 96kHz Audio CODEC with DIT/DIR
GENERAL DESCRIPTION
AK4584 is a high-performance 24-bit CODEC for 96kHz consumer audio and digital recording
applications. The on-board analog-to-digital converter has an impressive dynamic range, thanks in part
to AKM’s Enhanced Dual-Bit architecture. The DAC features the newly developed Advanced Multi-Bit
architecture and achieves low out-of-band noise and high jitter tolerance through the use of Switched
Capacitor Filter (SCF) technology. The AK4584 also has a S/PDIF-AES/EBU digital audio transmitter
(DIT) and a digital audio receiver (DIR) that are compatible with 24-bit, 192kHz formats. The AK4584 can
automatically detect NON-PCM bit streams like AC-3, MPEG and DTS. Either the ADC or the digital
audio input can be routed directly to the digital audio output. The AK4584 has an input Programmable
Gain Amplifier and is well suited for computer DAWs, MiniDisc, DVD-R, hard disk and CD-R
recording/playback systems.
*AC-3 is a trademark of Dolby Laboratories. DTS is a trademark of Digital Theater Systems, Inc.
FEATURES
1. 24bit 2ch ADC
fs: max 96kHz
Single-end Input
S/(N+D): 90dB
Dynamic Range, S/N: 100dB
Digital HPF for offset cancellation
Input PGA with +18dB gain & 0.5dB step
Input DATT with –72dB ATT
I/F format: MSB justified or I
2
S
2. 24bit 2ch DAC
fs: max 192kHz
24bit 8 times Digital Filter
- Ripple:
±0.005dB,
Attenuation: 75dB
Single-end Output
S/(N+D): 94dB
Dynamic Range, S/N: 104dB
De-emphasis for 32kHz, 44.1kHz, 48kHz sampling
Digital Attenuator with soft-transition
Soft Mute
Zero Detect Function
I/F format: MSB justified, LSB justified or I
2
S
3. 3 Outputs 24 bit 192kHz DIT
3-Channel Transmission Outputs (2 Through outputs & DIT Output)
40 bits Channel Status Buffer
MS0118-E-00
-1-
2001/11