AK7758VN Datasheet, PDF (2/32 Pages) Asahi Kasei Microsystems – DSP with Stereo CODEC + Mic/Lineout Amp

[AK7758]
□ Stereo 24-bit ADC:
- Sampling Frequency: fs = 8kHz ~ 48kHz
- ADC Characteristics: S/(N+D): 91dB; DR, S/N: 102dB
- Stereo Analog Input Selector (Differential, Single-ended Input)
- Stereo Analog Input Range Adjustment Amplifier (Single-ended Input)
- Channel Independent Analog Gain Amplifier for Microphone (0 ~ 18dB(2dB
Step),18dB~36dB(3dB Step))
- Analog DRC (Adjustable Dynamic Range)
- Channel Independent Digital Volume (24dB ~ -103dB, 0.5dB Step, Mute)
- Digital HPF for DC Offset Cancelling
□ Line Input
- Single-ended
- Line Amplifier (21dB ~ -21dB, 3dB Step, Mute)
□ Stereo 24-bit DAC
- Sampling Frequency: fs = 8kHz ~ 48kHz
- Digital Volume (12dB ~ -115dB, 0.5dB Step, Mute)
□ Line Output
- Single-ended
- S/(N+D): 89dB; DR, S/N: 106dB
- Stereo Analog Volume (+0 ~ -28dB, 2.0dB Step, Mute)
□ Analog Mixer
□ Digital Mixer
□ 2ch Digital Microphone Interface
□ 3 types Analog Direct Path
□ PLL Circuit
□ I²C bootloader
-EEPROM Mat Selectable
□ μP Interface: SPI, I²CBUS(400kHz Fast-Mode)
□ Power Supply:
Analog
AVDD: 3.0V ~ 3.6V (typ. 3.3V)
Digital 1
LVDD: 3.0V ~ 3.6V (typ. 3.3V)
Digital 2
DVDD: 1.14V ~ 1.3V (typ. 1.2V)
(External Power Supply or Internal Regulator is selectable)
I/F
TVDD1/2: 1.7V ~ 3.6V (typ. 3.3V)
□ Operating Temperature Range: -40 ~ 85C
□ Package: 36-pin QFN (0.5mm pitch)
016003563-E-02-PB
-2-
2016/09