Telecom

Silvertel offers a small range of analogue telecom interface modules that are small and easy to use, yet require very few extra components. Available in single in line (SIL) or dual in line (DIL) packages.

SLIC Module

Ag1171

• Low Cost
• Very Simple integration
• Small size – SIL package
• 600R impedance
• On-board ringing generator
• Integral high efficiency DC/DC converter,
providing:
• Ringing voltage and Loop current
• +5V to +3.3V supply voltage
• Tip/Ring polarity reversal
• Simplified protection

Ag1170

• 600R and Programmable impedance options
• Very small SIL and DIL package options
• Very Simple integration
• On-board ringing generator
• Integral high efficiency DC/DC converter,
providing:
• Ringing voltage and Loop current
• Single supply voltage (3.3v or 5v option)
• Tip/Ring polarity reversal
• Simplified protection

Ag1110

• Very simple integration
• Constant current feed to the line, with
• constant voltage fold over
• Single +5V system side power supply
• 600R impedance
• Works with a battery of up to –72V
• Short circuit protection
• On hook transmission


PSTN Module

PSTN/Trunk Interfaces, FXO, DAAs or COICs

Ag2130

• Highly featured PSTN interface
• Very small SIL package options
• Includes Transformer isolation
• On board Loop switch and Diode bridge
• Ringing detection
• Parallel phone detect
• Programmable to meet different country
standards
• 3.3V or 5V input
• Simple intergration

Ag2120

• 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