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ماژول سوئیچ I2C / SMBus چهار کاناله TCA9546A
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Description :
The TCA9546A is a quad bidirectional translating switch controlled via the I2C bus. The SCL/SDA upstream pair fans out to four downstream pairs, or channels. Any individual SCn/SDn channel or combination of channels can be selected, determined by the contents of the programmable control register.
Features:
1-of-4 Bidirectional Translating Switches
I2C Bus and SMBus Compatible
Active-Low Reset Input
Three Address Pins, Allowing up to Eight TCA9546A Devices on the I2C Bus
Channel Selection Via I2C 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
5.5 V Tolerant Inputs
0 to 400-kHz Clock Frequency