AK4637 Datasheet, PDF(2/96 Page) Asahi Kasei Microsystems – 24bit Mono CODEC with MIC

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AK4637 Datasheet, PDF (2/96 Pages) Asahi Kasei Microsystems – 24bit Mono CODEC with MIC - SPK-AMP

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[AK4637]

4. Master Clock:

(1) PLL Mode

Frequencies: 11.2896MHz, 12MHz, 12.288MHz, 13.5MHz, 24MHz, 27MHz

(MCKI pin), 16fs, 32fs, 64fs (BICK pin)

(2) External Clock Mode

Frequencies: 256fs, 384fs, 512fs or 1024fs (MCKI pin)

5. Sampling Frequencies

ï· PLL Master Mode:

8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz

ï· PLL Slave Mode (BICK pin): 8kHz ~ 48kHz

ï· EXT Master/Slave Mode:

8kHz ~ 48kHz (256fs, 384fs, 512fs), 8kHz ï¾ 24kHz (1024fs)

6. Master/Slave Mode

7. Audio Interface Format: MSB First, 2âs complement

ï· ADC: DSP Mode, 16/24bit MSB justified, 16/24bit I2S

ï· DAC: DSP Mode, 16/24bit MSB justified, 16bit LSB justified, 16/24bit I2S

8. ïP I/F: I2C Bus (Ver 1.0, 400kHz Fast-Mode)

9. Operating Temperature: Ta = ï40 ï¾ 85ï°C

10. Power Supply

ï· Analog Power Supply (AVDD): 2.8 ~ 5.5V

ï· Digital Power Supply (DVDD): 1.6 ~ 1.98V

ï· Digital I/O Power Supply (TVDD): 1.6 or (DVDD â 0.2) ~ 3.6V

11. Package:

ï· 20-pin QFN (3 x 3 mm, 0.4mm pitch)

015010680-E-00

-2-

2015/09

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