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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Record Mode Level-Activated A single voice message seconds can be recorded. Automatic power-down feature for longer battery life. The IC consists of a stereo modulator for generating stereo composite signals and a FM transmitter.

Datadheet a ok with coding but need help with some concepts. Sample Application Figure 3 shows the diagram for a single, second message recording and playback application using the APR device.

Hi people, I am planning to make an home appliance control using mobile phone project just for a hobby. These specifications represent a stress rating only.

Features Supports both constant voltage and constant current drive mode Constant output current range mA 5V datasheer voltage mA 3. Except pins 23 and 27 which have internal pull-up resistors. Except pins 23 and 27 which have internal pull-up resistors. All other trademarks are the property of their respective owners. The APR device stores and reproduces voice signals in their natural forms.

APR Datasheet(PDF) – Aplus Intergrated Circuits

The APR device stores and reproduces voice signals in their natural forms, eliminating distortion that is often introduced by encoding and compression. The gain is datasheeet set to 20 to keep external part count. Single Operational Amplifier www. It includes a current shunt comparator and shutdown comparator More information.


C monolithic integrated circuit More information. Apr Are you looking for?: Dear all, I was trying to write code for apr apd9301 recorder, for my project.

Its high output voltage, excellent. Least external components, More information.

It is ideal for portable voice recorders, toys, and many. History Issue Date Remark 0. Pins 23 and 27 have internal pull-up resistors. Copy your embed code and put on your site: The IC consists of a stereo modulator for generating stereo composite signals and a FM transmitter More information.

Start display daatsheet page:. Figure 2 shows the functional block diagram for the APR device. It encodes data and address pins into a serial coded waveform suitable More information. The package is -pin lead-less minimold, suitable.

Table 2 Absolute Maximum Ratings. Description The itf is an ultra-wideband phase delay with an ECL topology to ensure high-speed operation that accepts either single-ended or differential data input. Figure 4 shows the same application using external microphone biasing instead of the microphone amplifier on the APR device, thus bypassing the preamplifier portion of the chip function. APR ar9301 microcontrolller. APR datasheet and specification datasheet Download datasheet.

I am using AT89c52 controller and xtal used is 3. 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??


APR datasheet and specification datasheet. Messages of up to 30 seconds can be aprr9301 by using different OscR resistor values see Table 1.

With high unity gain frequency and a guaranteed. Download datasheet Kb Share this page. VO1 General Description The TS is a low power audio amplifier, it integrated circuit intended primarily for telephone.

Die diagram is with respect to die center um Die Dimensions: The speaker driver is automatically tristated during the recording operation. The gain is internally set to 20 to keep external part count More information. It is capable of 18 functions and a total of 75 commands. Internal functions More datasheef. Elcodis is a trademark of Elcodis Company Ltd.

Start with apr9301 Datasheet

Flash non-volatile memory cells,each of which can typically store more than voltage. The A version is recommended for 5V designs ape9301 the B version. Playback Mode Edge-Activated Playback always starts from the beginning of the message.

It has bit of tri-state address pins providing a maximum ofor address More information. The typical sampling frequency is 6. When pins are connected as shown in this example,the operating modes are as follows: It is designed to be used as a building block in other projects where a More information.