Digital

AK2117 Datasheet PDF – Digital Multimedia Chip – Artek

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Part Number: AK2117

Function: Digital multimedia solution for devices such as audio and video players

Package: LQFP-64 Type ( 7x7mm )

Manufacturer: Artek Semiconductor

Image:

AK2117 Multimedia Chip
Description

The AK2117 is a new generation single-chip highly-integrated digital multimedia solution for devices such as audio and video players. AK2117 also provides an interface to flash memory, LED/LCD, button and switch inputs, headphones, speakers, and microphone, and FM radio input and control.

Pinout

AK2117 datasheet pinout

Features

1. Integrated MCU with EJTAG Debug Unit, the instruction set is compatible with 80C51/8xC251

2. A pipelined architecture providing single cycle execution for most of the instructions when the pipeline is full

3. MCU run at 24MHz(typ), F/W can program from DC up to 80Mhz transparently

 

AK2117 Datasheet


 

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ETK3699 Datasheet – Digital Surround Reverb Audio Processor

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Part Number: ETK3699

Function: Digital surround reverb audio processor

Package:  DIP 16, SOP 16 type

Manufacturer: YAGAO Technology

Images:

ETK3699 Datasheet Audio Processor

Description

ETK3699 is a surround reverb sound processing circuit that is mainly used in various audio equipment such as TV, stereo, and karaoke reverb.

Built-in operational amplifier, VCO (Voltage Control OSC), A/DC, D/AC, SRAM (40Kb) and delay time control circuit, it features built-in VCO can simplify the external application circuit and easy to control the oscillation frequency, so as to achieve Fine-tune the effect of delay time. In addition, the ETK3699 has only 16 pins and requires few external components, which facilitates PCB layout and saves costs.

Pinout

ETK3699 pinout

 
Features

1. Operating voltage: 4.5V to 5.5V
2. Automatic reset function
3. Low noise: echo reverberation mode -85dB; surround sound mode -90dB
4. Low harmonic distortion: echo reverberation mode THD<1%; surround mode THD<0.2%
5. Built-in 40Kb SRAM
6. The VCO frequency can be adjusted by an external resistor
7. ADM algorithm

Application area
1. Video player
2. Television
3. Karaoke reverberator
4. Electronic audio equipment

 

ETK3699 Datasheet


 

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