Abaco Systems / Radstone PMC-ATMF-2BA-100 155 Mbps ATM Network PMC Card

The Abaco Systems / Radstone PMC-ATMF-2BA-100 is a 155 Mbps ATM network interface card in PCI Mezzanine Card form factor, delivering high-performance cell processing for embedded systems requiring OC-3 connectivity. Built on the NICStAR chipset, this card implements full ATM protocol support with hardware acceleration across multiple adaptation layers, supporting up to 16,384 receive connections and over 20,000 transmit connections simultaneously.

– Technical Specifications

• Data Rate: 155 Mbps
• PCI Interface: 33 MHz PCI 2.0 compliant, 32-bit
• Physical Interface: Multimode fiber optical with SC connectors (OC-3)
• On-Board Buffer RAM: 128 KB
• Form Factor: IEEE 1386.1 PCI Mezzanine Card (PMC)

– Key Features

• Hardware support for ATM Adaptation Layers 0, 3/4, and 5
• Raw cell format support
• Bus master scatter-gather DMA with block transfers up to 12 words
• 32-bit burst mode operation
• Multimode fiber optical interface with SC connectors for levels 1 and 2; custom optical circuits for levels 3 and 4 ruggedization
• Compliant with ANSI T1S1 5/92-002R3, ITU I.361, and ATM Forum UNI 3.0/3.1 standards

– Typical Applications

Embedded systems requiring ATM network connectivity, high-throughput data processing in network appliances, and OC-3 level telecommunications equipment integration.

– Compatibility & Integration

Fully PCI 2.0 compliant with support for bus master DMA and scatter-gather operations. Available in multiple ruggedization levels—Level 1 for standard environments through Level 4 conduction-cooled variants for harsh operational conditions.