Ag2120D中文资料FULLY FEATURED PSTN INTERFACE数据手册Silvertel规格书

描述 Description

Ag2120 is a highly integrated trunk or PSTN/COIC interface, available in either a DIL or SIL package. The module boasts many integrated features, including a basic barrier on-chip and programmable DC mask. The Ag2120 can be used in systems without a ground, or in applications where common mode interference is very high. It can also be operated from either a +3.3V or a +5V supply.

特性 Features

• Highly featured PSTN interface
• Very small SIL and DIL package options
• Includes Transformer isolation
• On board Loop switch and Diode bridge
• Ringing and loop current detection
• Parallel phone detect
• Programmable to meet different country standards
• Tip/Ring polarity detect for CLI and on hook reception
• 3.3V or 5V input