AK4352VT集成電路（IC）的ADC/DAC-特殊用途規(guī)格書PDF中文資料

AK4352VT屬于集成電路（IC）的ADC/DAC-特殊用途。由旭化成微電子株式會社制造生產(chǎn)的AK4352VTADC/DAC - 特殊用途該產(chǎn)品族中的產(chǎn)品可用于模擬和數(shù)字表示的信息轉(zhuǎn)換，適用于特定用例，或集成了通用數(shù)據(jù)轉(zhuǎn)換器中不常見的其他功能。例如針對超聲或汽車雷達應(yīng)用集成了低噪聲放大器和可變增益級的器件、注重音頻和視頻的產(chǎn)品、在段碼式顯示器上集成顯示測量值功能的器件、集成輸入輸出電氣隔離的器件等。

GENERAL DESCRIPTION

The AK4352 is an 18bit low voltage & power stereo DAC for digital audio system. The AK4352 uses the new developed Multi-Bit ?Σ architecture, this new architecture achieves DR=94dB at low voltage operation. The AK4352 includes post filter with single-ended output and does not need any external parts. The AK4352 is suitable for the portable audio system like MD, etc as low power and small package.

FEATURES

? Multi-Bit ?Σ DAC

? Sampling Rate Ranging: 8kHz ～ 50kHz

? On chip post filter

? On chip Buffer with Single-ended Output

? On chip Perfect filtering 8 times FIR interpolator

Passband: 20kHz

Passband Ripple: ± 0.06dB

Stopband Attenuation: 43dB

? Digital Audio I/F format: 2’s compliment, MSB first

18bit MSB justified, 16/18bit LSB justified, I2S

? Digital de-emphasis for 44.1kHz sampling

? Master clock: 256fs or 384fs

? THD+N: -83dB@2V, -89dB@3V

? D-Range: 94dB@2V, 96dB@3V

? Output Voltage: 1.10Vpp@2V

? Low Voltage Operation: 2V (1.8 ～ 3.6V)

? Low power Dissipation: 6mW@2V

? Very Small Package: 16pin TSSOP