This document introduces the features and characteristics of a certain brand and model product. The product adopts advanced design and has high performance. It is the leader in the market of similar products.
The EXAR XR16C854 is an enhanced universal asynchronous receiver/transmitter (UART) that supports a dual footprint interface compatible with the industry-standard ST16C554/654 and ST68C554/654 series. It features 128-byte transmit and receive FIFOs, independent counters for each buffer, and automatic hardware/software flow control.
The device is available in three package types: 64-pin TQFP, 68-pin PLCC, and 100-pin QFP. The 64-pin version operates exclusively in the 16-bit Intel mode, while the larger packages support both 16-bit and 68-bit Motorola modes. Key capabilities include data rates up to 1.5Mbps (at 24MHz), onboard status registers for error indication, modem interface control, and an internal loop-back capability for diagnostics.
| Data Rate | 1.5 Mbps (at 24MHz) |
|---|---|
| FIFO Size | 128 bytes |
| Packages Available | 64 pin TQFP, 68 pin PLCC, 100 pin QFP |
| Operating Temperature (Industrial) | -40°C to +85°C |
| Operating Temperature (Commercial) | 0°C to +70°C |
The device supports transmit/receive operation at up to 1.5 Mbps when using a 24MHz clock.
Yes, it offers a dual footprint interface that is fully compatible with the industry standard ST16C554/654 and ST68C554/654.
Yes, it features automatic hardware/software flow control.