Key facts
- Brand
- EXAR
- Model
- 64-BYTE
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-04-11
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EXAR XR16M781 1.62V to 3.63V UART with 64‑Byte FIFO and VLIO Interface Datasheet
The XR16M781 is a high‑performance single‑channel UART that operates from 1.62 V to 3.63 V and includes a VLIO bus interface. It provides 64 bytes of transmit and receive FIFO memory, automatic hardware and software flow control, and supports data rates up to 20 Mbps.
The device is offered in 24‑pin QFN, 32‑pin QFN, and 25‑pin BGA packages and is suitable for applications such as PDAs, cellular phones, GPS, Bluetooth, and other battery‑operated devices. The datasheet includes pin descriptions, functional block diagrams, serial interface options, and mechanical dimensions.
EXAR 64-BYTE specifications
| Supply voltage range | 1.62 V to 3.63 V |
|---|---|
| FIFO size | 64 bytes (TX and RX) |
| Maximum data rate | 20 Mbps at 3.3 V |
| Operating temperature | -40 °C to +85 °C |
| Available packages | 24‑Pin QFN, 32‑Pin QFN, 25‑Pin BGA |
Source: EXAR XR16M781 1.62V to 3.63V UART with 64‑Byte FIFO and VLIO Interface Datasheet
All EXAR 64-BYTE documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the maximum data rate of the XR16M781?
The UART can operate at up to 20 Mbps when supplied at 3.3 V.
From: EXAR XR16M781 1.62V to 3.63V UART with 64‑Byte FIFO and VLIO Interface Datasheet
What supply voltage range does the XR16M781 support?
It works from 1.62 V up to 3.63 V.
From: EXAR XR16M781 1.62V to 3.63V UART with 64‑Byte FIFO and VLIO Interface Datasheet
How can power consumption be reduced?
Power consumption can be minimized by enabling Sleep Mode and PowerSave mode.
From: EXAR XR16M780 1.62V TO 3.63V HIGH PERFORMANCE UART WITH 64-BYTE FIFO
What does the Auto RS‑485 half‑duplex direction control do?
It simplifies hardware and software for half‑duplex RS‑485 applications.
From: EXAR XR16M780 1.62V TO 3.63V HIGH PERFORMANCE UART WITH 64-BYTE FIFO