TCA9617A

Product Folder Order Now Technical Documents Tools & Software Support & Community TCA9617A SCPS244B – JUNE 2013 – REVISED DECEMBER 2018 TCA9617A Level-Translating FM+ I2C Bus Repeater 1 Features 1 Two-Channel Bidirectional I2C Buffer Support for Standard Mode, Fast Mode (400 kHz), and Fast Mode+ (1 Mhz) I2C Operation Operating Supply Voltage Range of 0.8 V to 5.5 V on A-Side Operating Supply Voltage Range of 2.2 V to 5.5 V on B-Side Voltage-Level Translation From 0.8 V to 5.5 V and 2.2 V to 5.5 V Footprint and Function Replacement for TCA9517 Active-High Repeater-Enable Input Open-Drain I2C I/O 5.5-V Tolerant I2C and Enable Input Support Mixed-Mode Signal Operation Lockup-Free Operation Support for Clock Stretching and Multiple Master Arbitration Across The Device Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II ESD Protection Exceeds JESD 22 – 4000-V Human-Body Model (A114-A) – 1500-V Charged-Device Model (C101) 2 Applications Servers Routers (Telecom Switching Equipment) Industrial Equipment Products With Many I2C Slaves and/or Long PCB Traces 3 Description The TCA9617A is a BiCMOS dual bidirectional buffer intended for I2C bus and SMBus systems. It can provide bidirectional voltage-level translation (uptranslation and down-translation) between low voltages (down to 0.8 V) and higher voltages (2.2 V to 5.5 V) in mixed-mode applications. This device enables I2C and similar bus systems to be extended, without degradation of ...