XR16C850CMTR-F

Product Overview

• Category: Integrated Circuit (IC)
• Use: UART (Universal Asynchronous Receiver Transmitter) Controller
• Characteristics:
  • High-performance and low-power UART controller
  • Supports data rates up to 1 Mbps
  • Compatible with industry-standard 16C85x UARTs
  • Available in a small form factor package
• Package: CMTR-F (Compact Micro Tape Reel, Flat)
• Essence: The XR16C850CMTR-F is a versatile UART controller that provides reliable and efficient serial communication capabilities.

Specifications

• Data Rates: Up to 1 Mbps
• Operating Voltage: 3.3V
• Package Type: QFN (Quad Flat No-Lead)
• Pin Count: 32
• Temperature Range: -40°C to +85°C
• RoHS Compliance: Yes

Detailed Pin Configuration

The XR16C850CMTR-F has a total of 32 pins. Here is the detailed pin configuration:

1. VCC - Power supply voltage
2. GND - Ground
3. TXD - Transmit Data
4. RXD - Receive Data
5. RTS - Request to Send
6. CTS - Clear to Send
7. DSR - Data Set Ready
8. DCD - Data Carrier Detect
9. RI - Ring Indicator
10. REFCLK - Reference Clock Input
11. SLEEP - Sleep Mode Control
12. RESET - Reset Input
13. INT - Interrupt Output
14. XIN - Crystal Oscillator Input
15. XOUT - Crystal Oscillator Output 16-32. Reserved

Functional Features

• Full-duplex or half-duplex operation modes
• Programmable baud rate generator
• Automatic hardware and software flow control
• FIFO (First-In, First-Out) buffers for efficient data transfer
• Supports 5, 6, 7, or 8-bit character lengths
• Parity generation and detection
• Modem control signals (RTS, CTS, DSR, DCD, RI)
• Sleep mode for power-saving operation
• Interrupt-driven operation for efficient CPU utilization

Advantages and Disadvantages

Advantages: - High-performance UART controller with support for high data rates - Low-power consumption for energy-efficient applications - Compact package size for space-constrained designs - Compatibility with industry-standard 16C85x UARTs ensures easy integration

Disadvantages: - Limited pin count may restrict the number of peripherals that can be connected directly - Requires external crystal oscillator for clock generation

Working Principles

The XR16C850CMTR-F is based on the Universal Asynchronous Receiver Transmitter (UART) technology. It provides a reliable and efficient means of serial communication between microcontrollers or other devices. The UART controller handles the conversion of parallel data to serial data for transmission and vice versa for reception. It also manages various aspects of the communication process, such as baud rate generation, flow control, and error detection.

Detailed Application Field Plans

The XR16C850CMTR-F is widely used in various applications that require serial communication capabilities. Some of the common application fields include:

1. Embedded Systems: Used in microcontroller-based systems for communication with peripheral devices, such as sensors, displays, and actuators.
2. Industrial Automation: Enables communication between PLCs (Programmable Logic Controllers), HMI (Human-Machine Interface) panels, and other industrial equipment.
3. Networking Equipment: Integrated into routers, switches, and network interface cards for serial communication with other network devices.
4. Medical Devices: Facilitates communication between medical instruments and control systems, ensuring accurate data transmission.
5. Consumer Electronics: Used in devices like set-top boxes, gaming consoles, and smart home appliances for serial communication with external devices.

Detailed and Complete Alternative Models

1. XR16C850IMTR-F: Similar to XR16C850CMTR-F but available in a different package (Micro Tape Reel).
2. XR16C850IP-F: UART controller with similar features but in a different package (PDIP).
3. XR16C850CP-F: UART controller with extended temperature range (-40°C to +105°C) for harsh environments.
4. XR16C850CMP-F: Compact UART controller with additional modem control signals for advanced applications.

Note: This is not an exhaustive list of alternative models. Please refer to the manufacturer's documentation for a complete list of alternatives.

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