PBL38650-2
Description
The PBL 386 50/2 Subscriber Line Interface Circuit (SLIC) is a 90 V bipolar integrated circuit for use in Central Office Metering applications and other telecommunications equipment. The PBL 386 50/2 has been optimized for low total line interface cost and a high degree of flexibility in different applications.
Key Features
- 24-pin SSOP package
- Programmable two-wire signal headroom for 2.2 Vrms metering
- High and low battery with automatic switching
- Only +5 V feed in addition to battery
- Selectable transmit gain (0.5x or 0.25x)
- 70 mW on-hook power dissipation in active state
- On-hook transmission
- Long loop battery feed tracks Vbat for maximum line voltage
- No power-up sequence
- 43V open loop voltage @ -48V battery feed
