datasheet

Features
1• 1-to-8 Bidirectional translating switches
• I
2C Bus and SMBus compatible
• Active-low reset input
• Three address pins, allowing up to eight
TCA9548A devices on the I
2C bus
• Channel selection through an I
2C Bus, in any
combination
• Power up with all switch channels deselected
• Low RON switches
• Allows voltage-level translation between 1.8-V,
2.5-V, 3.3-V, and 5-V buses
• No glitch on power up
• Supports hot insertion
• Low standby current
• Operating power-supply voltage range of
1.65 V to 5.5 V
• 5-V Tolerant inputs
• 0- to 400-kHz Clock frequency
• Latch-up performance exceeds 100 mA Per JESD
78, class II
• ESD Protection exceeds JESD 22
– ±2000-V Human-body model (A114-A)
– 200-V Machine model (A115-A)
– ±1000-V Charged-device model (C101)
2 Applications
• Servers
• Routers (telecom switching equipment)
• Factory Automation
• Products with I
2C slave address conflicts (such as
multiple, identical temperature sensors)