UART to I²C-Bus Bridge

SC18IM704

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Product Details

Block Diagram

Block diagram: SC18IM704PW

SC18IM704PW Block Diagram

Features

  • UART host interface to I2C-bus controller
  • Eight programmable I/O pins
  • High-speed UART: baud rate up to 460.8 kbit/s
  • UART message format resembles I2C-bus transaction format
  • 8 N 1 UART format (8 data bits, no parity bit, 1 stop bit)
  • Fast-mode I2C-bus: 375 kHz
  • 256-byte TX and RX FIFO
  • 1.71 V and 3.6 V operation with 5 V tolerant I/O pins
  • -40 to 105 °C temperature range
  • ESD protection exceeds 2000 V HBM per JESD22-A114
  • This product is included in the NXP Product Longevity program ensuring a stable supply of products for your embedded designs. SC18IM704PW is included in the 10-year program

Comparison Table

SPI/UART to I2C

Part Number UART SPI I2C GPIO Function
SC18IS604 NA 1.2 MHz 375 kHz 5 SPI to I2C
SC18IM704 460.8 Kbit/s NA 375 kHz 8 UART to I2C

I2C to SPI

Part Number UART SPI I2C GPIO Function
SC18IS606 NA 1.8 MHz 400 kHz 3 I2C to SPI

I2C/SPI to UART

Part Number UART SPI I2C GPIO Function
SC16IS740/750/752 5 Mbit/s 15 Mbit/s 400 kHz 8 I2C/SPI to UART

Design Resources

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Documentation

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4 documents

Hardware

1 hardware offering

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