APR Page. / VER 1. APR RE- RECORDING VOICE IC. Single-Chip Voice Recording & Playback Device for Single. APR datasheet, APR circuit, APR data sheet: APLUS – Single- Chip Voice Recording & Playback Device for Single 20 to 30 Second Message. Datasheet. Recording voice IC. APLUS INTEGRATED CIRCUITS INC. Address: 3 F, No. 32, Sec. 1, Chenggung Rd., Taipei, Taiwan
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APR Aplus Integrated circuits Inc., APR Datasheet
Design a broadband amplifier using a bipolar NPN transistor in a common emitter orientation. The internal conversion architecture is based More information.
If the newly recorded message is shorter than the previously recorded message, the remaining portion of the previous message will not be played after the new message is played back. It is designed to be used as a building block in other projects where a. TDA x 6 W stereo car radio power amplifier.
APR with microcontrolller. Charge Injection, 2pC typ.
All other trademarks are the property of their respective owners. Record Mode Level-Activated A single arp9301 message seconds can be recorded. It encodes data and address pins into a serial coded waveform suitable. The package is -pin lead-less minimold, suitable. The APR device stores and reproduces voice signals in their natural forms, eliminating distortion that is often introduced by encoding and compression.
The IC consists of catasheet stereo modulator for generating stereo composite signals and a FM transmitter More information. It provides high-quality recording and playback with a single to second message.
B No part of this document may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, mechanical, More information. All other names mentioned in this document are More information. Figure 2 shows the functional block diagram for the APR device. Automatic power-down feature for longer battery life. The IC consists of a stereo modulator for generating stereo composite signals and a FM transmitter.
Single-shot and continuous More information. I am doing a mini project on voice guider for old people using apr ,,i am tryng to record voice using microphone in apr ,but the busy pin led always glows and there is no beep sound from the speaker when we try to start recording,,what should i do?? The typical sampling frequency is 6. These specifications represent a stress rating only. Except pins 23 and 27 which have internal pull-up resistors.
All other names mentioned in this document are. When pins are connected as shown in this example,the operating modes are as follows: The package is -pin lead-less minimold, suitable More information.
Help me write a code for APR voice recorder. Pins 23 and 27 have internal pull-up resistors. No recording or playback is allowed.
APR9301 RE-RECORDING VOICE IC
Operation of the device at these or any other conditions above those specified in the recommended DC Characteristics or recommended Analog Characteristics of this specification is not implied.
The internal conversion architecture is based. Post the datasheets of tssp6p38, apraprand apr9031. Messages of up to 30 seconds can be recorded by using different OscR resistor values see Table 1. This is advanced information on a new product now in development or undergoing evaluation. I am using AT89c52 controller and xtal used is 3.
APR datasheet, Pinout ,application circuits APR RE-RECORDING VOICE IC
The input preamplifier, AGC, and main amplifier circuits are disabled during playback. Apr Are you looking for?: Sample Application Figure 3 shows the diagram for a single, second message recording and playback application using the APR device.
The typical sampling datashet is 6. Start display at page:.