MT90871
8,192 x 8,192 Channels Flexible 8 k Digital Switch (F8kDX) with up to 32 Input and 32 Output Streams and Data Rates from 2 to 16 Mbps
Overview
| The MT90871 is a fully featured TDM/TSI switch. The programmable per stream rate selection at 2, 4, 8, 16 or 32 Mbps with rate conversion allows interfacing peripheral components at different data rates. |
Simplified Block Diagram
Typical Applications
- Central Office Switches (Class 5)
- Mediation Switches
- Class-independent switches
- Access Concentrators
- Scalable TDM-Based Architectures
- Digital Loop Carriers
Features & Benefits
- 8,192 channel x 8,192 channel non-blocking unidirectional switching.
- Total of 32 input streams and 32 output streams
- Backplane port accepts 16 inputs and 16 outputs
- Local Port accepts 16 input and 16 outputs
- Per stream rate selection at 2, 4, 8, 16 or 32 Mbps with rate conversion
- 4 in 1 switching architecture provides Backplane-to-Local (4 K x 4 K), Local-to-Backplane (4 K x 4 K), Backplane-to-Backplane (4 K x 4 K) and Local-to-Local (4 K x 4 K) data switching.
- Flexible per stream Input delay and Output advancement
- BER Pseudo-random binary sequence (PRBS)
- Low latency of 2 frames with constant delay
- Per-channel high impedance output control and message mode
- Connection memory block programming for fast device initialization
- Non-multiplexed microprocessor interface
- 5 V tolerant inputs, outputs and I/Os
Resources
Documentation
Application Notes
- ZLAN-166 BER Testing in TDM Switches.pdf
- ZLAN-111 Applications of the ZL50073 Designing Large Switching Matrices.pdf
- MSAN-175 - Performing Subrate Switching Through Oversampling.pdf
Product Previews
Downloads, Firmware and Drivers
- BSDL Files:
- mt90871av.bsd
- IBIS Models:
- mt90871av.ibs
Product Packaging & Availability
| Part Number | Package Type | Pin Count | Lead-Free Option | Shipping Option(s) | Status |
|---|---|---|---|---|---|
| MT90871AV | PBGA | 196 | Trays. Bake & Drypack | Package discontinue. Moved to Pb-free. | |
| MT90871AV2 | PBGA | 196 | Trays. Bake & Drypack | Production |
