Hot Swappable I2C Bus/SMBus Buffer, PI6ULS5V9511 Replace LTC4300A.
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
优势替代
FEATURES
• Bidirectional Buffer for SDA and SCL Lines
Increases Fanout
• 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)
• Low ICC Chip Disable: <1μA (LTC4300A-1)
• READY Open Drain Output (LTC4300A-1)
• 1V Precharge on all SDA and SCL Lines
• Supports Clock Stretching, Arbitration and
Synchronization
• 5V to 3.3V Level Translation (LTC4300A-2)
• High Impedance SDA, SCL Pins for VCC = 0V
• Small MSOP 8-Pin Package
PIN CONFIGUTION
