AK4957EN

MP

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

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

MP

Description

The AK4957EN is a 24-bit 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 AK4957EN is available in a small 32-pin 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 / 1.6
Power Supply Voltage (TYP.) [V]
3.3 / 1.8
Power Supply Voltage (MAX.) [V]
3.6 / 2.0
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
Replacement P/N

                                

Block Diagram

Block Diagram