AK7755EN

MP

DSP with Mono ADC Stereo CODEC + Mic / Lineout

DSP with Mono ADC Stereo CODEC + Mic / Lineout

MP

Description

The AK7755EN is a highly integrated digital signal processor, including a mono ADC, a stereo audio CODEC, a MIC pre-amplifier, a line-out amplifier and digital audio I / F.  
The audio DSP has 2560 step at fs = 48kHz parallel processing power. 
As the AK7755EN is a RAM based DSP, it is programmable for user requirements such as high performance hands free function and acoustic effects. 
The AK7755EN is available in a space saving small 36-pin QFN package.

Key Features

  • DSP with Codec suitable for the consumer devices
  • 36pin QFN Package

Applications

  •                                 Digital audio device applications, Door phone and Surveillance camera system etc.
                                

Specifications

Part Number
AK7755EN
MAX fs [kHz]
96
Number of Channels (AD)
3
Number of Channels (DA)
2
S/N (AD) [dB]
102
S/N (DA) [dB]
106
Number of Channels (DSP Input)
8
Number of Channels (DSP Output)
8
Clock Speed (MAX.) [MHz]
122.88
Data RAM [Word]
12288
Power Supply Voltage 1 (MIN.) [V]
3.0
Power Supply Voltage 1 (TYP.) [V]
3.3
Power Supply Voltage 1 (MAX.) [V]
3.6
Power Supply Voltage 2 (MIN.) [V]
1.7
Power Supply Voltage 2 (TYP.) [V]
3.3
Power Supply Voltage 2 (MAX.) [V]
3.6
Power Supply Voltage 3 (MIN.) [V]
1.14
Power Supply Voltage 3 (TYP.) [V]
1.2
Power Supply Voltage 3 (MAX.) [V]
1.3
Power Supply Voltage 4 (MIN.) [V]

                                
Power Supply Voltage 4 (TYP.) [V]

                                
Power Supply Voltage 4 (MAX.) [V]

                                
Other

                                
Operating Temperature [℃]
-40 to 85
Device Package
HVQFN
Number of Pins
36

Product Information

Part Status
MP
Pb Free
Yes
Halogen Free
Yes
MSL
MSL2
Packaging
TAPE
JEDEC Standard Packaging
Compliant
Minimum Order Quantity [pcs.]
1000
Replacement P/N

                                

Block Diagram

Block Diagram