Product Summary

The HC5549CM is a Low Power SLIC with Battery Switch, and it is a 100V diellectrically isolated bipolar integrated circuit for use in short loop ISDN, PABX and Pairgain applications. The HC5549CM has been optimized for low power as required for battery backed remote terminals or for applications requiring emergency powering from the line such as European ISDN NT1+ designs.

Parametrics

HC5549CM absolute maximum ratings: (1)VCC: -0.5V to +7V; (2)VCC - VBAT: 80V; (3)Maximum Tip/Ring Negative Voltage Pulse: -115V; (4)Maximum Tip/Ring Positive Voltage Pulse: 8V; (5)Uncommitted Switch Voltage: -80V; (6)ESD (Human Body Model): 500V.

Features

HC5549CM features: (1)Dual Battery Operation; (2)Single Additional +5V Supply; (3)Low Standby Power Consumption (48V, 35mW); (4)On Hook Transmission; (5)Tip and Ring Disconnect; (6)Soft or Hard Polarity Reversal; (7)Supports 12kHz or 16kHz Pulse Metering; (8)Ring Relay Driver; (9)On Chip 2-wire AC/DC Loopback; (10)0℃ to 70℃ or -40℃ to 85℃ Ambient Temp Range; (11)Low External Component Count; (12)Pb-Free Available (RoHS Compliant).

Diagrams

HC5549CM block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
HC5549CM
HC5549CM

Intersil

IC SLIC LP W/BATTERY SW 28-PLCC

Data Sheet

1-444: $2.27
HC5549CMZ
HC5549CMZ

Intersil

IC SLIC LP W/BATTERY SW 28-PLCC

Data Sheet

1-444: $2.27