Parameters |
Factory Lead Time |
1 Week |
Lifecycle Status |
IN PRODUCTION (Last Updated: 3 weeks ago) |
Mount |
Surface Mount |
Mounting Type |
Surface Mount |
Package / Case |
44-TQFP Exposed Pad |
Supplier Device Package |
44-TQFP-EP (10x10) |
Operating Temperature |
-40°C~85°C |
Packaging |
Tape & Reel (TR) |
Published |
2012 |
Part Status |
Active |
Moisture Sensitivity Level (MSL) |
3 (168 Hours) |
Max Operating Temperature |
85°C |
Min Operating Temperature |
-40°C |
Voltage - Supply |
4.75V~5.25V |
Function |
Subscriber Line Interface Concept (SLIC) |
Operating Supply Voltage |
5V |
Interface |
2-Wire |
Number of Circuits |
2 |
Min Supply Voltage |
4.75V |
Operating Supply Current |
9.3mA |
RoHS Status |
ROHS3 Compliant |
LE57D121BTCT Overview
A 44-TQFP Exposed Pad package saves space on a board.For telecommunications equipment packing, the Tape & Reel (TR) method is used.Telecommunications equipment is mounted with type Surface Mount.2 circuits are used in this telecom IC .Providing 4.75V~5.25V wtelecom IC's efficiencyh the correct supply voltage will improve efficiency.-40°C~85°C is the operating temperature that can be set for reliable performance.The mounting is in the way of Surface Mount.In order to provide designers with a great deal of flexibility, this telecom circuit operates on the supply voltage of 5V.To give designers much flexibility, it uses 9.3mA as the supply current.During normal operation, a minimum value of -40°C is set for the temperature.To ensure normal operation, 85°C is set at maximum.A voltage of at least 4.75V should be supplied.
LE57D121BTCT Features
Available in the 44-TQFP Exposed Pad package
Operating supply voltage of 5V
Operating supply current of 9.3mA
LE57D121BTCT Applications
There are a lot of Microchip Technology LE57D121BTCT Telecom applications.
- Central office
- Fiber to the Home (FTTH)
- Short/Medium Loop
- E3/DS3 Access Equipment
- E1 Multiplexer
- ISDN Primary Rate Interface
- Multi-Line E1 Interface Cards
- T1 Digital Cross Connects (DSX-1)
- High-Density T1/E1/J1 interfaces for Multiplexers
- ISDN terminal adapter