AK4678ECB

MP

Low Power 2ch ADC & 2ch DAC with B/T & B/B I/F,SRC,ALC/Eq and MIC/Cap-less HP/RCV/SPK-Amp

Low Power 2ch ADC & 2ch DAC with B/T & B/B I/F,SRC,ALC/Eq and MIC/Cap-less HP/RCV/SPK-Amp

MP

Description

The AK4678 is a 24bit stereo CODEC with a built-in Microphone-Amplifier, Receiver-Amplifier, Mono Class-D Speaker-Amplifier, Cap-less Class-G Headphone-Amplifier and Line-Amplifier. The AK4678 features dual PCM I/F in addition to audio I/F that allows easy interfacing in mobile phone designs with Bluetooth I/F. The playback features also include 5-band Parametric EQ and Dynamic Range Control, therefore the AK4678 can automatically adjust a comfortable volume without distortion and provides great flexibility. The AK4678 is available in a 49pin CSP, utilizing less board space than competitive offerings.

Applications

  •                                 Easily interface with Bluetooth mobile phone systems.
                                

Specifications

Part Number AK4678ECB
Number of Channels (AD) 2
Number of Channels (DA) 2
Bits [bit] 24
S/N (AD) [dB] 92
S/N (DA) [dB] 92
THD (AD) [dB] -80
THD (DA) [dB] -80
Power Supply Voltage (MIN.) [V] 1.7
Power Supply Voltage (TYP.) [V]
Power Supply Voltage (MAX.) [V] 2
Microphone Amplifier Yes
Speaker Amplifier Monaural
Other SPK-Amp: 1W Output
Operating Temperature [℃] -30 to 85
Device Package WLCSP
Number of Pins 49

Product Information

Part Status MP
Pb Free Yes
Halogen Free Yes
MSL MSL1
Packaging TAPE
JEDEC Standard Packaging Compliant
Minimum Order Quantity [pcs.] 4000
Recommended Order Quantity 1 [pcs.] 40000
Recommended Order Quantity 2 [pcs.] 12000
Standard Packing Quantity [pcs.] 4000
Replacement P/N

Block Diagram

Block Diagram