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HC5517IB from HAR

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HC5517IB

Manufacturer: HAR

3 REN Ringing SLIC For ISDN Modem/TA and WLL

Partnumber Manufacturer Quantity Availability
HC5517IB HAR 35 In Stock

Description and Introduction

3 REN Ringing SLIC For ISDN Modem/TA and WLL The HC5517IB is a subscriber line interface circuit (SLIC) manufactured by Harris Semiconductor (now part of Microchip Technology).  

### Key Specifications:  
- **Manufacturer:** Harris Semiconductor (Microchip Technology)  
- **Type:** Subscriber Line Interface Circuit (SLIC)  
- **Package:** 28-pin PLCC (Plastic Leaded Chip Carrier)  
- **Operating Voltage:** Typically ±5V  
- **Current Limit:** Programmable  
- **Ring Relay Drive:** Included  
- **On-Chip Protection:** Overcurrent, overtemperature  
- **Compliance:** Meets telecom standards for analog telephony  

For exact electrical characteristics and application details, refer to the official datasheet from Microchip/Harris.

Partnumber Manufacturer Quantity Availability
HC5517IB INTERSIL 175 In Stock

Description and Introduction

3 REN Ringing SLIC For ISDN Modem/TA and WLL The HC5517IB is a subscriber line interface circuit (SLIC) manufactured by INTERSIL. It is designed for telecommunications applications, specifically for interfacing with analog telephone lines. Key specifications include:

- **Supply Voltage**: Typically operates with a dual supply voltage of ±5V to ±15V.
- **Operating Temperature Range**: -40°C to +85°C.
- **Package**: 28-pin PLCC (Plastic Leaded Chip Carrier).
- **Features**:
  - On-chip ringing and voice battery feed.
  - Programmable loop current limit.
  - Integrated tip/ring longitudinal current sensing.
  - Low power consumption.
  - Compatible with standard telephone signaling.

- **Applications**: Used in PBX systems, key telephone systems, and other telecommunication equipment.

For detailed electrical characteristics and application notes, refer to the official INTERSIL datasheet.

Partnumber Manufacturer Quantity Availability
HC5517IB HARRIS 20 In Stock

Description and Introduction

3 REN Ringing SLIC For ISDN Modem/TA and WLL The HC5517IB is a subscriber line interface circuit (SLIC) manufactured by HARRIS. Key specifications include:

- **Function**: Provides BORSCHT (Battery feed, Overvoltage protection, Ringing, Supervision, Codec, Hybrid, Test) functions for analog telephone lines.
- **Operating Voltage**: Typically operates with a supply voltage of -48V for battery feed.
- **Current Limit**: Features programmable current limiting for subscriber loop.
- **Ringing**: Supports high-voltage ringing (up to 100V RMS) with programmable amplitude and frequency.
- **Protection**: Includes overvoltage and thermal protection.
- **Package**: Comes in a 28-pin PLCC (Plastic Leaded Chip Carrier) package.
- **Compliance**: Meets industry standards for telecom applications.

This device is designed for use in central office and PBX systems.

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