Digital

ATJ3315 Datasheet – Single-Chip Digital Music System Solution

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Part Number: ATJ3315

Function : Third generation single-chip highly integrated digital music system solution

Package: LQFP-64 (7x7mm) Type

Manufacturer: Actions Semiconductor

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ATJ3315 digital music chip

Description

ATJ3315 is a third generation single-chip highly integrated digital music system solution for devices dedicating to audio players etc. It includes an audio decoder with embedded RAM and ROM, ADPCM record capabilities and USB interface for downloading music and uploading voice recordings.
Pinout

ATJ3315 pinout datasheet

 

Features

1. Support WMA Decoder, bit rate 32-384Kbps, 8-48KHz;
2. Digital Voice Recording (ADPCM);
3. On-chip Multi-use RAM ((22K+3*256)*8bit) and PCM RAM (8K*8bit) that can be switched to be MCU memory space or DSP memory;
4. Integrated MCU with DSU, the instruction set is compatible with Z80;

 

ATJ3315 Datasheet


 

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ICL8052A Datasheet PDF – 14Bit, Analog to Digital Converter

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Part Number: ICL8052A

Function: 14-Bit Microprocessor-Compatible, 2-Chip, A/D Converter

Package: DIP 14 Pin

Manufacturer: Intersil

Pinouts:

ICL8052A datasheet

Description

The ICL8052A or ICL8068A/lCL71C03 chip pairs with their multiplexed BCD output and digit drivers are ideally suited for the visual display DVM/DPM market. The chip pair also offers optional input buffer gain for high sensitivity applications, a built-in clock oscillator, and output signals for providing an external Auto-Zero capability in preconditioning circuitry, synchronizing external multiplexers, etc.

Block Diagram

components

Features

1. 14-Bit Binary Three-State Latched Outputs Plus Polarity and Overrange
2. Ideally Suited for Interface to UARTs and Microprocessors
3. Conversion on Demand or Continuously
4. Guaranteed Zero Reading for 0V Input
5. True Polarity at Zero Count for Precise Null Detection
6. Single Reference Voltage for True Ratiometric Operation
7. Onboard Clock and Reference
8. Auto-Zero, Auto-Polarity

Other data sheets are available within the file: ICL71C03, ICL8068A, ICL8068ACDD, lCL71C03ACPl

ICL8052A Datasheet PDF Download


ICL8052A pdf