PI7C9X1170CZDEX

Controllers Overview

The PI7C9X1170CZDEX is a single-channel I2C-bus/SPI to UART bridge controller manufactured by Diodes Incorporated. It features 64-byte transmitter and receiver FIFOs, supports baud rates up to 16Mbit/s with 4X sampling, and operates at supply voltages of 1.8V, 2.5V, or 3.3V. The device utilizes a 24-pin TQFN package (ZD) and offers SPI clock speeds up to 33Mbps. It includes programmable character formatting, hardware/software flow control, IrDA SIR support, and eight user-programmable GPIO pins.

Controllers Feature Summary

• Supports I2C-bus or SPI interface for protocol conversion
• Includes 64-byte TX/RX FIFOs with programmable trigger levels
• Provides automatic RS-485 half-duplex direction control via RTS signal
• Features internal loopback mode and software reset capability

Controllers Applications

• Industrial Computing
• Automation
• Factory Process Control
• Mobile Computing
• Embedded Applications

Controllers Procurement Notes

Verify the specific suffix 'CZDEX' against official Diodes Incorporated documentation to confirm packaging details such as tape-and-reel quantities. Ensure the component meets required environmental standards including RoHS compliance and lead-free specifications before integration into production designs.

Controllers Selection Notes

Select this component when a compact solution for converting I2C or SPI signals to UART is required. Consider the 24-pin TQFN package for space-constrained designs. Verify that the host system supports the necessary interface modes and that the voltage requirements align with the 1.8V to 3.3V operating range.

Controllers Part Context

This part belongs to the PI7C9X1170 product line from Diodes Incorporated. It serves as a high-performance UART bridge controller designed for cost-efficient, battery-operated applications. The device is backward-compatible with the industrial standard 16C450 UART register set.

Controllers Replacement Considerations

Consult official Diodes Incorporated resources for verified direct replacements. Ensure any substitute maintains compatibility with the 16C450 register set and supports the required I2C/SPI interfaces.