Overview
The TL16C750FNR is an asynchronous communications element (ACE) produced by Texas Instruments. It is a functional upgrade of the TL16C550C and TL16C450, designed to enhance serial communication capabilities in various applications. This component features 64-byte FIFOs, autoflow control, and comprehensive modem control functions, making it highly efficient for managing serial data transmission and reception.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| FIFO Size | Programmable FIFO size | 16-byte or 64-byte |
| Clock Rate | Maximum clock frequency | 16 MHz |
| Baud Rate | Maximum baud rate | 1 Mbaud |
| Supply Voltage | Recommended operating voltage | 3.3 V (nominal), 3 to 3.6 V |
| Operating Temperature | Industrial temperature range | –40°C to 85°C |
| Package | Available packages | 44-Pin PLCC, 64-Pin SQFP |
| Modem Control | Modem control signals | CTS, RTS, DSR, DTR, RI, DCD |
Key Features
Programmable FIFOs: The TL16C750FNR features programmable 16-byte or 64-byte FIFOs, which reduce CPU interrupts and enhance system efficiency.
Autoflow Control: Includes auto-RTS and auto-CTS modes to automatically control serial data flow, minimizing software overhead.
Modem Control: Comprehensive modem control functions including CTS, RTS, DSR, DTR, RI, and DCD.
DMA Signaling: Supports DMA signaling with TXRDY and RXRDY signals for efficient data transfer.
Clock and Baud Rate: Capable of operating at up to 16 MHz clock rate and 1 Mbaud serial rate.
Compatibility: Pin-to-pin compatible with the TL16C550B/C and functionally equivalent to the TL16C450 on power-up.
Applications
The TL16C750FNR is suitable for a variety of applications requiring robust serial communication capabilities, including:
Embedded Systems: Ideal for use in embedded systems that require efficient serial communication.
Industrial Automation: Used in industrial automation systems for reliable data transmission.
Telecommunications: Suitable for telecommunications equipment due to its comprehensive modem control functions.
Data Acquisition Systems: Used in data acquisition systems to manage serial data efficiently.
Q & A
- What is the maximum clock frequency of the TL16C750FNR?
The maximum clock frequency is 16 MHz.
- What are the available FIFO sizes for the TL16C750FNR?
The FIFO size can be programmed to either 16 bytes or 64 bytes.
- What is the maximum baud rate supported by the TL16C750FNR?
The maximum baud rate is 1 Mbaud.
- What are the modem control signals available on the TL16C750FNR?
The modem control signals include CTS, RTS, DSR, DTR, RI, and DCD.
- Is the TL16C750FNR compatible with other Texas Instruments ACE models?
Yes, it is pin-to-pin compatible with the TL16C550B/C and functionally equivalent to the TL16C450 on power-up.
- What is the purpose of the autoflow control feature in the TL16C750FNR?
The autoflow control feature (auto-RTS and auto-CTS) automatically controls serial data flow, reducing software overhead and increasing system efficiency.
- What are the available package options for the TL16C750FNR?
The component is available in 44-Pin PLCC and 64-Pin SQFP packages.
- What is the operating temperature range for the TL16C750FNR?
The industrial temperature range is –40°C to 85°C.
- Does the TL16C750FNR support DMA signaling?
Yes, it supports DMA signaling with TXRDY and RXRDY signals.
- What is the recommended supply voltage for the TL16C750FNR?
The recommended supply voltage is 3.3 V (nominal), with a range of 3 to 3.6 V.
