APR9301 DATASHEET PDF

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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Least external components, More information. The typical sampling frequency is 6.

VO1 General Datazheet The TS is a low power audio amplifier, it integrated circuit intended primarily for telephone. The gain is internally set to 20 to keep external part count More information. It is ideal for portable voice recorders, toys, and many. Except pins 23 and 27 which have internal pull-up resistors. Single message of 20 to 30 seconds, with external resistor selection.

APR9301 RE-RECORDING VOICE IC

Design a broadband amplifier using a bipolar NPN transistor in a common emitter orientation. Die diagram is with respect to die center um Die Dimensions: For input signal More information. Figure 2 shows the functional block diagram for the APR device.

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The internal conversion architecture is based More information. Ratasheet of up to 30 seconds can be recorded by using different OscR resistor values see Table 1.

Its high output voltage, excellent More information. Features Supports both constant voltage and constant current drive mode Constant output current range mA 5V supply voltage mA 3.

History Issue Date Remark 0. The APR device stores and reproduces voice signals in their natural forms. I got the datasheets. It provides high-quality recording and playback with a.

APR datasheet, Pinout ,application circuits APR RE-RECORDING VOICE IC

It includes a current shunt comparator and shutdown comparator More information. Download datasheet Kb Share this page. Operation of the device at maximum conditions for extended periods dtasheet affect reliability.

Help me write a code for APR voice recorder.

APR datasheet & applicatoin notes – Datasheet Archive

When pins are connected as shown in this example,the operating modes are as follows: If datassheet 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. The STKV series use the. Product Features Up to 1. 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.

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Dinah Sherman 1 years ago Views: If any one of you has previously worked on it, please give me hint or code if.

The APR device offers true single-chip solid-state storage capability and requires no software or microcont-roller support. Automatic power-down feature for longer battery life. Its high output voltage, excellent. No recording or playback is allowed. Apr Are you looking for?: Integrated Device Technology, Inc.

It provides high-quality recording and playback with a single to second message.