产地日本
功能ADC DAC DSP CODEC
品质HIFI音质
运用高端音响
品类音频芯片
AK4377 HiFi Headphone DAC
■ Block Diagram ■ Key Features
■ Development Schedule (CY)
Now
□ Upgrading DAC/Headphone Amplifier Performance
- THD+N: -109 dB @ 16ohm, Po = 25mW
- Dynamic Range: 118 dB
- S/N: 128 dB @ Po = 25mW
- Power Consumption: 60mW
□ Low Power Mode for Saving Battery during Phone Call
- Power Consumption: 20mW
□ Digital Audio interface
- Master/Slave mode
- Sampling Frequency: 8 k to 768 kHz
- I/F Format: 32/24/16-bit I2S/MSB justified
- DSD Support by DoP
□ Headphone Amplifier Output pins Comply
with IEC61000-4-2 Level 4 ESD Protection
□ Headphone Amplifier Output pins EOS Immunity:
DC +9V (via External Resistance 15ohm)
□ Small Package
- 3.082 x 2.893 mm2 36-pin WLCSP
- Backward compatible with AK4376/A
AK4962ECB
AK7604VQ
AK7707VQ

AK4528VM
AK4556VT
AK4558EN
AK4613VQ
AK4616VQ
AK4619VN

AK7735AVQ
AK7735EQ
AK7736BVQ
AK7738AVQ
AK7739VQ
AK7755EN
AK7758VN
AK7759VN
AK4961ECB
AK7757VQ
AK7736AVQ
AK4679EG
AK7719BECB
AK7719ECB

AK4331 Ultra Low-Power HiFi Headphone DAC
■ Block Diagram ■ Key Features
■ Development Schedule (CY)
Dec/2017
□ Ultra Low-Power HiFi Headphone DAC
- THD+N: -97 dB
- S/N: 107 dB
- Output Noise Level: -113 dBV
- Power Consumption: 4.5mW
□ Asynchronous Sample Rate Converter
- Up sample: up to 6x
- 4-type Digital Filter for Sound Color Options
□ Stereo Digital Mic interface
□ Power Management
□ PLL
□ Jitter Cleaner by built-in SRC & X’tal OSC
□ IEC61000-4-2 Level 4 ESD protection compliant
□ Small Package
- 2.371 x 2.533 mm2 36-pin WLCSP
- Pin-to-Pin with AK4375A
Codec + DSP, easy to design;
Easy to tune by AKM GUI;
Good technical & price support;
Not only HW, but also SW;
http://qq1299968664.b2b168.com