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Data Sheet
TCA39306-Q1 Dual
Bidirectional I3C,
I2C Bus and SMBus Voltage-Level
Translator
1 Features
- AEC-Q100 Qualified for automotive applications
- Functional Safety-Capable
- 2-Bit bidirectional translator for SDA and SCL
lines in mixed-mode I2C applications
- Standard-mode, fast-mode, and fast-mode plus
I2C and SMBus compatible
- I3C compatible (12.5 MHz supported)
- Allows voltage-level translation between
- 0.9-V VREF1
and 1.8-V, 2.5-V, 3.3-V,
or 5-V
VREF2
- 1.2-V VREF1
and 1.8-V, 2.5-V, 3.3-V,
or 5-V
VREF2
- 1.8-V VREF1
and 2.5-V, 3.3-V, or 5-V VREF2
- 2.5-V VREF1
and 3.3-V or 5-V VREF2
- 3.3-V VREF1
and 5-V VREF2
- Provides bidirectional voltage translation with
no direction Pin
- Low ON-state resistance between input and output
ports provides less signal distortion
- Open-drain I2C I/O ports (SCL1, SDA1, SCL2, and SDA2)
- 5-V Tolerant I2C I/O ports to support
mixed-mode signal operation
- High-impedance SCL1, SDA1, SCL2, and SDA2 pins for EN = Low
- Lockup-free operation for isolation when
EN = Low
- Flow-through pinout for ease of
printed-circuit-board trace routing
- ESD Protection Exceeds JESD 22
- 2000-V human-body model
(A114-A)
- 1000-V charged-device
model (C101)
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