I2C Slave Controller - Low Power, Low Noise Config of User Registers

Overview

The DB-I2C-S-SCL-CLK is an I2C Slave Controller IP Core focused on low power, low noise ASIC / ASSP designs requiring the configuration & control of registers with no free running clock. The DB-I2C-S-SCL-CLK processes the I2C protocol & physical layers, and receives & transmits bytes with respect to the I2C payload to / from User Registers within an ASIC / ASSP / FPGA device.

The DB-I2C-S-SCL-CLK is a member of Digital Blocks DB-I2C Controller IP Core family, which includes I2C Master/Slave, I2C Master-only, and I2C Slave-only configurations.

Key Features

  • I2C Slave Controller - Implements Slave-only protocol for smaller VLSI footprint, for applications requiring Slave–Receiver and Slave–Transmitter capability
  • SCL Clock only for low power, low noise applications requiring configuration & management of User Registers
  • 7- or 10-bit addressing, General Call, SCL Low Wait States
  • Supports five I2C bus speeds:
    • Standard mode (100 Kb/s)
    • Fast mode (400 Kb/s)
    • Fast mode plus (1 Mbit/s)
    • Ultra fast mode (5 Mbit/s)
    • Hs-mode (3.4 Mbit/s)
  • Compliance with I2C specifications:
    • Philips – The I2C-Bus Specification, Version 2.1, January 2000
    • NXP Rev .5 October 9, 2012
  • Fully-synchronous, synthesizable Verilog RTL core. Easy integration into FPGA or ASIC design flows.

Benefits

  • The DB-I2C-S I2C Slave Controller IP Core targets embedded applications where the I2C Slave Controller connects to a bank of registers with SCL as the only clock, for low power, low noise applications.

Block Diagram

I2C Slave Controller - Low Power, Low Noise Config of User Registers Block Diagram

Deliverables

  • Verilog RTL Source or technology-specific netlist.
  • Comprehensive testbench suite with expected results.
  • Synthesis scripts.
  • Installation & Implementation Guide.
  • Technical Reference Manual.

Technical Specifications

Foundry, Node
Chartered, IBM, LSI. OKI, Silterra, SMIC, STMicroelectronics, Tower, TMSC, UMC
Maturity
Successful in Customer Implementations
Availability
Immediately
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Semiconductor IP