AK2346B

MP

Two-way Radio Audio Processor

Two-way Radio Audio Processor

MP

Description

The AK2346B is a one-chip IC that integrates the baseband section of a radio with a built-in audio filter, limiter, splatter filter, emphasis, compander, confidential circuit, and MSK modem.
The AK2346B has HPF for voice, shows high attenuation rate below 250Hz, and removes sub audio signal of CTCSS. 
In addition, a total of four electronic volumes are provided at the first and last stages of the transmitter / receiver, and it is possible to automatically adjust the microphone sensitivity and the sensitivity of the modulator / demodulator under the control of the CPU.

Key Features

  • One-chip baseband unit for radio.
  • Equipped with electronic volume.

Applications

  •                                 Various wireless devices, etc.
                                

Specifications

Part Number
AK2346B
Audio Filter (0.3 to 3.0kHz)
Yes
Emphasis / Compandor
Yes
Scrambler
Yes
MSK Modem (1.2k / 2.4kbps)
Yes
CTCSS

                                
DTMF Receiver

                                
8bit DAC (Volume)

                                
Master Clock [MHz]
3.6864
Other

                                
Operating Temperature [℃]
-30 to 85
Device Package
SSOP
Number of Pins
24

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

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