Brand: Digi International · SKU: 77000890 · MPN: 77000890 · Category: Components
The Digi Neo PCI Express (Part Number: 77000890) is a high-performance multiport serial card designed for reliable serial port expansion in demanding environments. It supports 4 or 8 RS-232 serial ports with throughput up to 921.6 Kbps. The card is compatible with PCI Express (PCIe) slots, including x1, x2, x4, x8, x12, and x16 lane configurations. Both low-profile and standard-profile brackets are included for flexible installation in compact systems. The card leverages an Application Specific Integrated Circuit (ASIC) to provide throughput speeds exceeding 460.8 Kbps, large buffers for data transfer, low latency, and baud rate customization. It also features on-board surge suppression on each signal to protect system operation from electrical interference. This specific model is described as a 4-port card without cables and includes a low-profile bracket. It is noted as an obsolete product by some sources.
| Form Factor | Plug-in Card |
|---|---|
| Product Type | Multiport Serial Adapter |
| Host Interface | PCI Express (PCIe) |
| Interfaces/Ports | 4 x RS-232 - Serial, Via Cable (Optional) |
| Maximum Data Rate | Up to 921.6 kb/s (or 460.80 kbit/s mentioned in some sources) |
| Supply Voltage - Max | 5 V, 12 V |
| Supply Voltage - Min | 5 V |
| Manufacturer Part Number | 77000890 |
| Operating Supply Current | 100 mA |
| Maximum Operating Temperature | + 55 C |
| Minimum Operating Temperature | 0 C |
| Warranty | Limited Warranty period(parts): 5 years. Limited Warranty period(labor): 5 years. |
| Weight | 2 oz |
| Dimensions | 1.84 cm x 11.99 cm x 6.22 cm (Symmetry Electronics) or 2.45" Height x 4.72" Width x 0.72" Thickness (Newegg) |
A 4-port RS-232 serial adapter card utilizing a PCI Express interface for high-speed, reliable serial communication expansion. It supports high throughput rates and includes surge suppression.
Yes, this Digi Neo 4 Port Multiport Serial Adapter PCI Express (77000890) is 100% genuine Digi International hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This Digi Neo 4 Port Multiport Serial Adapter PCI Express includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the 77000890.