Features
• Wide Operating Battery Range (-40V to -58V)
• Single Additional +5V Supply
• 30mA Short Loop Current Limit
• Ring Relay Driver
• Switch Hook and Ring Trip Detect
• Low On-Hook Power Consumption
• On-Hook Transmission
• ITU-T Longitudinal Balance Performance
• Loop Power Denial Function
• Thermal Protection
• Supports Tip, Ring or Balanced Ringing Schemes
• Low Profile SO and QFN Surface Mount Packaging
• Pb-free Available
Applications
• Central Office, PBX, Call Centers
• Related Literature
- AN571, Using Ring Sync with HC-5502A and HC-5504
SLICs