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IIC Switch

  • VHPCA9545
VHPCA9545

VHPCA9545

  • Part No.: VHPCA9545
  • VCC: 1.65V to 5.5V
  • Compatible with SMBus and I2C interface
  • I2C Speed up to 1.0MHz
  • Product description: VHPCA9545 is a 4-channel bidirectional translating Switch with interrupt input/output and reset input controlled by I2C/SMBus. It supports one master can access one pair or any combinations of 4 pairs
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Features


Operation Voltage: 1.65V to 5.5V
Standby Current: 1.5uA (Max.)
1-of-4 bidirectional translating switches between 1.8V, 2.5V, 3.3V and 5.0V
Compatible with SMBus and I2C interface
I2C Speed up to 1.0MHz (Fast mode+)
Up to 4 slave addresses
Reset input with active  low
One Interrupt output with active low for upstream channel
Four Interrupt inputs with active low for each downstream channel
5.5V tolerant inputs
Channel0-3 or any combination selection by Control Register
Support hot insertion
No Glitch during Power-up
Noise Filter on SCL/SDA inputs
Temperature Range: -40°C to 85°C

Applications

Server, Notebook PC
Telecom equipment

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