Description

Electronic Component Model: AK2391-T4

Product Category: IC Chips

Product Details:

2-channel PCM codec LSI for ISDN / VoIP terminal adapter

Overview

AK2306 is a 2-channel PCM codec suitable for ISDN terminal adapter (TA). It supports the A-Law companding rule used in Europe, as well as the companding rules used in North America and Japan, which can be selected with the register.

Feature

The AK2306 features:

• Built-in 2-channel PCM codec / filter
• Built-in RINGER TONE generator (16Hz / 20Hz)
• Functions that can be set for each channel:
• Power down (register setting)
• Mute (register setting)
• Gain adjustment + 6 to -18 dB (register setting 1.0 dB step)
• PCM data interface Supports LongFrame / ShortFrame / GCI
• PCM data transfer rate Configurable at N times frequency of 64 kHz (128 k-4.096 MHz)
• Built-in operational amplifier for input / output gain adjustment
• A-law, μ-law companding selection function (register setting)
• Serial interface
• Built-in power on reset
• +5 V ± 5% single power supply (AK2306)
• +3.3 ± 0.3 V single power supply (AK2306 LV)
• Low power consumption
• Small package

Specifications and features

Application Scenarios

Comparison