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Adaptec AHA-2940UW PCI Ultra FAST Wide SCSI 68-Pin Controller Card
- 32-bit PCI bus interface
- Supports Wide Ultra SCSI (SCSI-3) transfer rates up to 40 MB/s
- Dual-channel architecture (one internal, one external)
- Features a 68-pin Wide SCSI connector for internal devices
- Includes a 50-pin external connector (DB50) for external devices
- Supports up to 7 devices per channel (14 total)
- Backward compatible with Ultra SCSI and Fast SCSI
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Product Overview
The Adaptec AHA-2940UW is a PCI controller card that provides a Wide Ultra SCSI interface, enabling high-speed data transfer for demanding storage applications. It supports both single-ended and differential signaling, offering flexibility and performance for connecting multiple SCSI devices.
Technical Information
| Interface | 32-bit PCI |
| SCSI Standard | Wide Ultra SCSI (SCSI-3) |
| Transfer Rate | Up to 40 MB/s |
Additional Specifications
| Connectors | 1 x 68-pin Internal Wide, 1 x 50-pin External (DB50) |
| Channels | 2 (1 internal, 1 external) |
| Device Support | Up to 7 per channel (14 total) |
Product Description
The Adaptec AHA-2940UW is a high-performance PCI controller card engineered for demanding storage environments that require fast and reliable data throughput. It utilizes the Wide Ultra SCSI interface, capable of achieving transfer rates of up to 40 MB/s, making it ideal for connecting multiple high-speed storage devices such as hard drives, RAID arrays, and tape drives. The card's 32-bit PCI bus ensures compatibility with a broad spectrum of computer systems, while its advanced SCSI capabilities provide a significant performance upgrade over standard interfaces. This controller card features a versatile connector configuration to accommodate various storage setups. It includes a 68-pin Wide SCSI connector for internal devices, allowing for the connection of multiple wide SCSI drives. Additionally, it provides a 50-pin external connector (DB50) for external SCSI peripherals. The AHA-2940UW supports a dual-channel architecture, with one channel dedicated to internal devices and the other to external devices, enabling the connection of up to seven SCSI devices per channel, for a total of fourteen devices. This extensive device support and dual-channel capability offer exceptional expandability for storage-intensive applications. Beyond its raw performance and connectivity options, the AHA-2940UW boasts backward compatibility with earlier SCSI standards, including Ultra SCSI and Fast SCSI, ensuring that existing SCSI devices can still be utilized. Its plug-and-play functionality simplifies installation, and Adaptec's renowned reliability ensures stable operation. This makes the AHA-2940UW a powerful and flexible solution for workstations, servers, and professional multimedia systems requiring robust SCSI connectivity.
