DS21448LN+
| Parameters | |
|---|---|
| Factory Lead Time | 1 Week |
| Mount | Surface Mount |
| Mounting Type | Surface Mount |
| Package / Case | 128-LQFP |
| Number of Pins | 128 |
| Operating Temperature | -40°C~85°C |
| Packaging | Tube |
| Published | 2006 |
| JESD-609 Code | e3 |
| Pbfree Code | yes |
| Part Status | Active |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| Number of Terminations | 128 |
| ECCN Code | EAR99 |
| Terminal Finish | Matte Tin (Sn) |
| Subcategory | Digital Transmission Interfaces |
| Voltage - Supply | 3.135V~3.465V |
| Terminal Position | QUAD |
| Terminal Form | GULL WING |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage | 3.3V |
| Terminal Pitch | 0.5mm |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Base Part Number | DS21448 |
| Function | Line Interface Unit (LIU) |
| Qualification Status | Not Qualified |
| Operating Supply Voltage | 3.3V |
| Number of Circuits | 4 |
| Max Supply Current | 400mA |
| Current - Supply | 320mA |
| Telecom IC Type | PCM TRANSCEIVER |
| Height Seated (Max) | 1.6mm |
| Length | 20mm |
| RoHS Status | ROHS3 Compliant |
| Lead Free | Lead Free |
DS21448LN+ Overview
To save board space, the 128-LQFP package is used.The way of Tube is employed for telecommunications equipment packing.Telecommunications equipment is mounted using Surface Mount.A 4-circuit composes this telecom IC .The voltage supplied to 3.135V~3.465V can improve efficiency.-40°C~85°C is a temperature setting that is reliable when telecom switching comes to performance.Surface Mount is mounted on telecom switching.The configuration includes 128 terminations.It operates at voltage 3.3V.Telecom interfaces contain 128 pins.Telecom switching's base part number of DS21448 can be a method to find more related parts.It adopts PCM TRANSCEIVER as its telecom IC type.A 320mA-volt supply current is used to operate telecom equipment .To offer designers much flexibility, it is powered by 3.3V voltage.Digital Transmission Interfaces is telecommunications device s subcategory.Normal operation requires that the supply current be kept at 400mA.
DS21448LN+ Features
Available in the 128-LQFP package
PCM TRANSCEIVER as telecom IC type
Operating supply voltage of 3.3V
DS21448LN+ Applications
There are a lot of Maxim Integrated DS21448LN+ Telecom applications.
- Codec function on telephone switch line cards
- PBXs channel bank
- Digital access cross connects
- Fault Tolerant Systems
- Intelligent PBX
- SONET/SDH terminal
- Digital loop carrier (DLC)
- Private branch exchange (PBX)
- T2 Rates PCM Line Interface
- E1 LAN/WAN Routers
