Hot Swappable I2C Bus/SMBus Buffer, PI6ULS5V9511 Replace TCA4311.
PI6ULS5V9511
PI6ULS5V9511.pdf
PI6ULS5V9511.pdfFEATURES
? Bidirectional Buffer for SDA and SCL Lines Increases
Fan Out
? Prevents SDA and SCL Corruption During Live Board
Insertion and Removal from Backplane
? Isolates Input SDA and SCL Lines From Output
? Compatible with I2C, I2C Fast Mode, and SMBus
Standards (up to 400kHz Operation)
? Built-in Rise-Time Accelerators on all SDA and SCL
? Wide Supply Voltage Range: 2.7V to 5.5V
? Active HIGH ENABLE Input
? Active HIGH READY Open-Drain Output
? High-Impedance SDA and SCL pins for VCC = 0V
? 1.1V Pre-Charge on all SDA and SCL Lines
? Supporting Clock Stretching and Multiple Master
Arbitration/Synchronization
? ESD Protection Exceeds 4000V HBM per JESD22-A114
? Packages Offered: MSOP-8(U), UDFN-8(ZW), and
SOIC-8(W)
PIN CONFIGUTION
優勢替代
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 ICC 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 100mA Per JESD78, 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)
PIN CONFIGUTION
