AK4957EN

MP

Low Power 24-Bit 2ch ADC & 2ch DAC with ALC/Eq and Mic/SPK/Video-Amp

Low Power 24-Bit 2ch ADC & 2ch DAC with ALC/Eq and Mic/SPK/Video-Amp

MP

Description

The AK4957 is a 24bit stereo CODEC with a microphone, speaker, video amplifiers and LDO. The input circuits include a microphone amplifier and the output circuits include a speaker amplifier. It is suitable for portable application with recording/playback function. A one channel composite In/Out video amplifier is also integrated. The AK4957 is available in a small 32pin QFN (4mm x 4mm, 0.4mm pitch), saving mounting area on the board.

Applications

  •                                 Portable equipment with recording / playback function, etc.
                                

Specifications

Part Number AK4957EN
Number of Channels (AD) 2
Number of Channels (DA) 2
Bits [bit] 24
S/N (AD) [dB] 96
S/N (DA) [dB] 92
THD (AD) [dB] -85
THD (DA) [dB] -85
Power Supply Voltage (MIN.) [V] 2.8
Power Supply Voltage (TYP.) [V]
Power Supply Voltage (MAX.) [V] 3.6
Microphone Amplifier Yes
Speaker Amplifier Monaural
Other
Operating Temperature [℃] -30 to 85
Device Package HWQFN
Number of Pins 32

Product Information

Part Status MP
Pb Free Yes
Halogen Free No
MSL MSL2
Packaging TAPE
JEDEC Standard Packaging Compliant
Minimum Order Quantity [pcs.] 1000
Recommended Order Quantity 1 [pcs.] 12000
Recommended Order Quantity 2 [pcs.] 2000
Standard Packing Quantity [pcs.] 1000
Replacement P/N

Block Diagram

Block Diagram