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參數(shù)資料
型號(hào): AK4643EN
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: Stereo CODEC with MIC/HP/RCV/SPK-AMP
中文描述: 立體聲編解碼器麥克風(fēng)/惠普/垃圾車/胰腎聯(lián)合移植腺苷
文件頁(yè)數(shù): 1/104頁(yè)
文件大小: 926K
代理商: AK4643EN
ASAHI KASEI
[AK4643]
MS0476-E-01
2006/10
- 1 -
GENERAL DESCRIPTION
The AK4643 is a stereo CODEC with a built-in Microphone-Amplifier, Headphone-Amplifier,
Receiver-Amplifier and 1.2W output Speaker-Amplifier. The AK4643 features analog mixing circuits and
PLL that allows easy interfacing in mobile phone and portable A/V player designs. The AK4643 is
available in a 32pin QFN, utilizing less board space than competitive offerings.
FEATURES
1. Recording Function
3 Stereo Input Selector
Stereo Mic Input (Full-differential or Single-ended)
Stereo Line Input
MIC Amplifier (+32dB/+26dB/+20dB or 0dB)
Digital ALC (Automatic Level Control)
(+36dB
54dB, 0.375dB Step, Mute)
ADC Performance: S/(N+D): 83dB, DR, S/N: 86dB (MIC-Amp=+20dB)
S/(N+D): 88dB, DR, S/N: 95dB (MIC-Amp=0dB)
Wind-noise Reduction Filter
Stereo Separation Emphasis
Programmable EQ
2. Playback Function
Digital De-emphasis Filter (tc=50/15
μ
s, fs=32kHz, 44.1kHz, 48kHz)
Bass Boost
Soft Mute
Digital Volume (+12dB
115.0dB, 0.5dB Step, Mute)
Digital ALC (Automatic Level Control)
(+36dB
54dB, 0.375dB Step, Mute)
Stereo Separation Emphasis
Programmble EQ
Stereo Line Output
- Performance: S/(N+D): 88dB, S/N: 92dB
Mono Receiver-Amp
- BTL Output
- Output Power: 30mW@32
(AVDD=3.3V)
Stereo Headphone-Amp
- S/(N+D): 70dB@7.5mW, S/N: 90dB
- Output Power: 70mW@16
(HVDD=5V), 62mW@16
(HVDD=3.3V)
- Pop Noise Free at Power ON/OFF
Mono Speaker-Amp
- S/(N+D): 50dB@240mW, S/N: 90dB
- BTL Output
- Availbable for both Dynamic and Piezo Speaker
- Output Power: 1.2W@8
(HVDD=5V), 400mW@8
(HVDD=3.3V)
3.0Vrms@50
(HVDD=5V)
Analog Mixing: 3 Stereo Input
3. Power Management
4. Master Clock:
(1) PLL Mode
Frequencies:
11.2896MHz, 12MHz, 12.288MHz, 13.5MHz, 24MHz, 27MHz (MCKI pin)
1fs (LRCK pin)
32fs or 64fs (BICK pin)
Stereo CODEC with MIC/HP/RCV/SPK-AMP
AK4643
相關(guān)PDF資料
PDF描述
AK4645EZ Stereo CODEC with MIC/HP-AMP
AK4645 Stereo CODEC with MIC/HP-AMP
AK4646EZ Stereo CODEC with MIC/SPK-AMP
AK4646 Stereo CODEC with MIC/SPK-AMP
AK4646EN Stereo CODEC with MIC/SPK-AMP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AK4644 制造商:AKM 制造商全稱:AKM 功能描述:Stereo CODEC with built-in MIC/HP/RCV amplifier
AK4644EN 制造商:AKM 制造商全稱:AKM 功能描述:Stereo CODEC with MIC/HP/RCV-AMP
AK4645 制造商:AKM 制造商全稱:AKM 功能描述:Stereo CODEC with MIC/HP-AMP
AK4645EN 制造商:AKM 制造商全稱:AKM 功能描述:Stereo CODEC with MIC/HP-AMP
AK4645ENP-L 制造商:Asahi Kasei Microsystems Co Ltd 功能描述:
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