The SI32290-A-FM is a dual FXS (Foreign Exchange Station) telephony interface integrated circuit from Quarktwin Technology Ltd. It operates on a 3.3 V supply and features a 68-pin QFN package. This device supports both PCM/SPI and 3-wire ISI digital interfaces, making it versatile for various applications. It includes built-in DC-DC converter controllers that optimize battery voltage for efficiency and reduce heat generation. The SI32290-A-FM is designed for low power consumption and includes features such as wideband audio support, DTMF detection, and Smart Ringing, which minimizes peak current during ringing. It is suitable for applications including VoIP gateways, xDSL IADs, and PBX systems. The operating temperature range is from 0 to 70 °C, and it is compliant with RoHS standards.
Richardson RFPD, an Arrow Company, is a specialized electronic component distributor providing design engineers with deep technical expertise and localized global design support for the latest new products from the world's leading suppliers of RF, Wireless, Energy and Power Technologies.
Telecom IC Subscriber Line Interface Concept (SLIC) 68-QFN (8x8)
WIDEBAND DUAL FXS, ISI INTERFACE
| Richardson RFPD | Quarktwin Technology Ltd. | Acme Chip Technology Co., Limited | |
|---|---|---|---|
| Product Category | IC Interfaces | IC Interfaces | IC Interfaces |
| Product Number | SI32290-A-FM | SI32290-A-FM | SI32290-A-FM |
| Product Name | Interface - Miscellaneous | Telecom | Integrated Circuits (ICs) - Interface - Telecom |
| Technology | SPI; Serial-3 Wire; 3-Wire, PCM, SPI | ||
| Features | RoHS | ||
| Supply Voltage | Other; 3.13V ~ 3.47V | Other |
