TCA4311A Hot Swappable 2-Wire Bus Buffers

1 Features

Operating Power-Supply Voltage Range of 2.7 V to 5.5 V
Supports Bidirectional Data Transfer of I²C Bus Signals
SDA and SCL Lines are Buffered Which Increases Fanout
1-V Precharge on all SDA and SCL Lines Prevents Corruption During Live Board Insertion and Removal From Backplane
SDA and SCL Input Lines are Isolated From Outputs
Accommodates Standard Mode and Fast Mode I²C Devices
Improved Noise Immunity
Applications Include Hot Board Insertion and Bus Extension
Low I_CC Chip Disable of < 1 μA
READY Open-Drain Output
Supports Clock Stretching, Arbitration, and Synchronization
Powered-Off High-Impedance I²C Pins
Open-Drain I²C Pins
Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II
ESD Protection Exceeds JESD 22
- 8000-V Human-Body Model (A114-A)
- 200-V Machine Model (A115-A)
- 1000-V Charged-Device Model (C101)