Hot swappable I2C-bus and SMBus bus buffer, PI6ULS5V9511 Replace PCA9511.
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
? Bidirectional buffer for SDA and SCL lines increases fan out
and prevents SDA and SCL corruption during live board
insertion and removal from multipoint backplane systems
? Compatible with I2C-bus Standard-mode, I2C-bus Fast-
mode, and SMBus standards
? Built-in ?V/?t rise time accelerators on all SDA and SCL
lines (0.6 V threshold) requires the bus pull-up voltage and
supply voltage (VCC) to be the same
? Active HIGH ENABLE input
? Active HIGH READY open-drain output
? High-impedance SDA and SCL pins for VCC =0V
? 1 V precharge on all SDA and SCL lines
? Supporting clock stretching and multiple master arbitration/
synchronization
? Operating power supply voltage range: 2.7 V to 5.5 V
? 0 Hz to 400 kHz clock frequency
? ESD protection exceeds 2000 V HBM per JESD22-A114,
200 V MM per
JESD22-A115, and 1000 V CDM per JESD22-C101
? Latch-up testing is done to JEDEC Standard JESD78 which
exceeds 100 mA
? Packages offered: SO8, TSSOP8 (MSOP8)
PIN CONFIGUTION
