AK4366 データシートの表示（PDF） - Asahi Kasei Microdevices
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AK4366 Datasheet PDF : 31 Pages
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ASAHI KASEI
AKM CONFIDENTIAL
[AK4366]
= Preliminary =
AK4366
Low Power 24-Bit 2ch DAC with HP-AMP
GENERAL DESCRIPTION
The AK4366 is 24bit DAC with built-in Headphone Amplifier. The integrated headphone amplifier
features “click-free” power-on/off, a mute control and delivers 50mW of power at 16Ω. The AK4366 is
housed in a 16pin TSSOP package, making it suitable for portable applications.
FEATURE
o Multi-bit ∆Σ DAC
o Sampling Rate: 8kHz∼48kHz
o 64x Oversampling
o On chip perfect filtering 8 times FIR interpolator
- Passband: 20kHz
- Passband Ripple: ±0.02dB
- Stopband Attenuation: 54dB
o Digital De-emphasis Filter: 32kHz, 44.1kHz and 48kHz
o System Clock: 256fs/384fs/512fs
- Input Level: CMOS or 0.4Vpp Analog Input
o Audio I/F Format: MSB First, 2’s Compliment
- I2S, 24bit MSB justified, 24bit/20bit/16bit LSB justified
o µP Interface: 3-wire
o Bass Boost Function
o Headphone Amplifier
- Output Power: 50mW x 2ch @16Ω, 3.3V
- S/N: 92dB@2.4V
- Click Noise Free at Power-ON/OFF and Mute
o Power Supply: 2,2V ∼ 3.6V
o Power Supply Current: 2.6mA@2.4V (@HP-AMP no-input)
o Ta: -40 ∼ 85°C
o Small Package: 16pin TSSOP
REV 0.6
2003/3
-1-
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