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AK4565 Datasheet (PDF) - Asahi Kasei Microsystems

AK4565 Datasheet PDF - Asahi Kasei Microsystems
Part # AK4565
Download  AK4565 Download

File Size   249.65 Kbytes
Page   33 Pages
Manufacturer  AKM [Asahi Kasei Microsystems]
Direct Link  http://www.akm.com
Logo AKM - Asahi Kasei Microsystems
Description LOW POWER 20BIT CODEC WITH BUILT IN ALC

AK4565 Datasheet (PDF)

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AK4565 Datasheet PDF - Asahi Kasei Microsystems

Part # AK4565
Download  AK4565 Click to download

File Size   249.65 Kbytes
Page   33 Pages
Manufacturer  AKM [Asahi Kasei Microsystems]
Direct Link  http://www.akm.com
Logo AKM - Asahi Kasei Microsystems
Description LOW POWER 20BIT CODEC WITH BUILT IN ALC

AK4565 Datasheet (HTML) - Asahi Kasei Microsystems

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AK4565 Product details

GENERAL DESCRIPTION
The AK4565 is a low power voltage, 20bit CODEC. The recording feature includes four stereo inputs selector which switches among microphone and line inputs etc. And the input PGA has an ALC function, making it suitable for microphone application. The AK4565 has a dedicated power supply pin for digital I/F, which can support I/O level down to 1.5V. The AK4565 can be powered-down partly and is suitable for portable application.

FEATURES
1. Resolution: 20bits
2. Recording Functions
• Four Stereo Inputs Selector
    • Input PGA (Programmable Gain Amplifier) with ALC (Automatic Level Control)
    • FADEIN / FADEOUT
    • Digital HPF for DC-offset cancellation (fc=3.7Hz@fs=48kHz)
3. Playback Function
    • Digital De-emphasis Filter (tc = 50/15ms, fs=32k, 44.1k and 48kHz)
4. Power Management
5. CODEC
    • Single-ended Inputs/Outputs
    • Input / Output Level: 1.5Vpp@VREF=2.5V (= 0.6 x VREF)
    • S/(N+D): 83dB(ADC), 86dB(DAC) @VREF=2.5V
    • DR, S/N: 87dB(ADC), 91dB(DAC) @VREF=2.5V
6. Master Clock: 256fs/384fs
7. Sampling Rate: 8kHz ~ 50kHz
8. Audio Data Interface Format: MSB-First, 2’s compliment
    • ADC: 20bit MSB justified, I2S
    • DAC: 20bit MSB justified, 16/20bit LSB justified, I2S
9. mP Interface: 4-wire
10.Power Supply
    • CODEC, IPGA: 2.3 ~ 3.6V (typ.2.5V)
    • Digital I/F: 1.5 ~ 3.6V(typ.2.5V)
11.Power Supply Current
    • ALL Power ON: 12.5mA
    • IPGA + ADC: 8mA
    • DAC: 5.5mA
12. Ta = - 40 ~ 85 ºC
13. Package: 28pin VSOP
14. AK4563A pin-compatible




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