Busque con el número de pieza junto con el fabricante o la descripción
L7554 |
Click to view a larger image
| Part Number | L7554 |
| Manufacturer | Lucent Technologies |
| Description | This electronic subscriber loop interface circuit (SLIC) is optimized for low-power consumption while providing an extensive set of features. Quiet polarity reversal ... |
| Features |
s Low active power (typical 165 mW during on-hook transmission)
s Sleep state for low idle power (76 mW)
s Quiet Tip/Ring polarity reversal
s Supports meter pulse injection
s Spare op amp for meter pulse filtering
s –24 V to –72 V power supply operation s Distortion-free on-hook transmission s Convenient operating states: — Forward powerup — Polarity reversal powerup — Forward low-power scan — Polarity reversal low-power scan — Ground start — Disconnect (high impedance) s Adjustable supervision functions: — Off-hook detector with longitudinal rejection — Ground key detector — Ring trip detector... |
| Document |
 L7554 Data Sheet
PDF 302.36KB |
| No. | Parte # | Fabricante | Descripción | Hoja de Datos |
|---|---|---|---|---|
| 1 | L7556 |
Lucent Technologies |
Low-Power SLICs |
|
| 2 | L7557 |
Lucent Technologies |
Low-Power SLICs |
|
| 3 | L7581 |
Lucent Technologies |
Ringing Access Switch |
|
| 4 | L7582 |
Legerity |
Tip Ring Access Switch |
|
| 5 | L7582 |
Lucent Technologies |
Tip Ring Access Switch |
|
| 6 | L7583A |
Lucent Technologies |
Line Card Access Switch |
|
Desde 2024. D4U Semiconductor.
|