AK7738VQ datasheet(2/42 Pages) AKM

Part #	AK7738VQ

Description	Multi DSP with 5ch ADC 4ch DAC 8ch SRC

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Manufacturer	AKM [Asahi Kasei Microsystems]

Direct Link	http://www.akm.com

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[AK7738]

015000122-E-00-PB

2015/01

- 2 -

□ ADC2: 24-bit Stereo ADC with Input Selector

- Sampling Frequency:

fs=8kHz to 192kHz

- Analog Input Selector:

Differential Input x1 or Single-ended Input x2,

Semi-Differential Input x1

- ADC Characteristics

S/N: 102dB (fs=48kHz, Differential Input)

- Channel Independent Digital Volume (+24 to -103dB, 0.5dB Step, Mute)

- Digital HPF for DC Offset Cancelling

- 4 types of Digital Filter for Sound Color Selection

□ ADCM: 24-bit Monaural ADC

- Sampling Frequency: fs=8kHz to 192kHz

- Differential Input or Single-ended Input

- ADC Characteristics

S/N: 102dB (fs=48kHz, Differential Input)

- Channel Independent Digital Volume (+24 to -103dB, 0.5dB Step, Mute)

- Digital HPF for DC Offset Cancelling

- 4 types of Digital Filter for Sound Color Selection

□ DAC: Advanced 32-bit DAC

- 2ch x2

- Sampling Frequency: fs=8kHz to 192kHz

- Single-ended Output

- DAC Characteristics

S/N: 108dB (fs=48kHz)

- Channel Independent Digital Volume Control (+12 to -115dB, 0.5dB Step, Mute)

- 4 types of Digital Filter for Sound Color Selection

□ SRC:

- 2ch x4

- FSI = 8kHz to 192kHz, FSO = 8kHz to 192kHz (FSO/FSI = 0.167 to 6.0)

□ FSCONV: Monaural Simple SRC

- 1ch x2

- FSI = 44.1kHz to 48kHz, FSO = 8kHz to 16kHz (FSO/FSI = 0.167 to 0.363)

□ DIT:

- S/PDIF, IEC60958, AES/EBU, EIAJ CP1201 Compatible

- 24-bit Stereo Output

□ Digital Interface:

- Digital Input Port:

max 24ch when TDM mode

- Digital Output Port: max 28ch when TDM mode

- Independent LRCK/BICK Input port x 5 Lines

- Data Format: MSB 32,24-bit / LSB 24,20,16-bit / I

2S

- PCM Short / Long Frame Supported

- TDM Format Supported

□ Digital Mixer Circuit

□ PLL Circuit

□ μP Interface: SPI(7MHz max), I2C-bus (1MHz, Fast Mode Plus)

□ Power Supply:

- Analog AVDD: 3.0 to 3.6V (typ. 3.3V)

- Digital LVDD: 3.0 to 3.6V (typ. 3.3V) (3.3V → 1.2V regulator integrated)

- I/F

VDD33: 3.0 to 3.6V (typ. 3.3V)

TVDD1: 1.7 to 3.6V (typ. 3.3V)

TVDD2: 1.7 to 3.6V (typ. 3.3V)

□ Operating Temperature Range: -40C to 85C

□ Package: 64-pin LQFP (10mm x 10mm, 0.5mm pitch)

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AK7738VQ Datasheet(PDF) 2 Page - Asahi Kasei Microsystems

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