AK4141 Datasheet PDF | Asahi Kasei Microdevices

Asahi Kasei Microdevices AK4141

The AK4141 is a NICAM/A2/EIA-J stereo decoder, which is optimized for Digital TV application. The AK4141 achieves no alignment, few external components and high audio performance by digital stereo decoding architecture. The AK4141 integrates a stereo sample rate converter (SRC) for asynchronous digital audio sources such as HDMI, digital tuner, digital switches and sound processing functions such as 5-band equalizers.

Part No.	AK4141
Datasheet	AK4141 Download
Manufacturer	Asahi Kasei Microdevices
Description	NICAM/A2/EIA-J Digital Stereo Decoder
Buy	Stock & Price

GENERAL DESCRIPTION

The AK4141 supports major audio data formats (MSB/LSB justified, I2S and TDM) to interface with DSP, ADC, DAC. Therefore, the AK4141 is suitable for the AV systems such as Digital TV and DVR.

FEATURES

1. Stereo Decoding Capable of receiving Sound Intermediate Frequency (SIF) with Selector and FM Demodulation Automatic Gain Control (AGC: 100mVpp ~ 1Vpp) for SIF input Alignment Free Digital Stereo Decoding EIA-J NICAM: B/G, L, I, D/K with FM/AM Mono A2: B/G, D/K1, D/K2, D/K3, M/N Automatic/Manual Stereo Decoding Standard Selection Automatic/Manual Audio Mode (Stereo/MONO/two sounds) Selection Signal Quality Detection for Auto Selection Mode High FM Deviation Option (max: 540kHz) I2S sampling rate (fs): 32k/44.1k/48kHz 2. Audio Processing (Two Stereos) Automatic Level Control (ALC) Balance 5-band Equalizer Stereo Separation Emphasis Digital Volume Control with Soft Mute (+12dB~-115dB, 0.5dB/step) Audio Data Interface: I2S input x 5 (2 inputs: SRC available) I2S output x 3 Master/Slave Mode Audio Format: 24bit Left justified /Right justified / I2S or TDM 3.