| Part Number | PCA9540B |
| Manufacturer | NXP (https://www.nxp.com/) |
| Title | 2-channel I2C-bus multiplexer |
| Description | The PCA9540B is a 1-of-2 bidirectional translating multiplexer, controlled via the I2C-bus. The SCL/SDA upstream pair fans out to two SCx/SDx down... |
| Features |
and benefits
1-of-2 bidirectional translating multiplexer I2C-bus interface logic; compatible with SMBus standards Channel selection via I2C-bus Power-up with all multiplexer channels deselected Low Ron switches Allows voltage level translation between 1.8 V, 2.5 V, 3.3 V and 5 V buses ... |
| Datasheet | PCA9540B pdf datasheet |
| Part Number | PCA9540 |
| Manufacturer | NXP |
| Title | 2-channel I2C multiplexer |
| Description | The PCA9540 is a 1-of-2 bi-directional translating multiplexer, controlled via the I2C bus. The SCL/SDA upstream pair fans out to two SCx/SDx down. |
| Features |
• 1-of-2 bi-directional translating multiplexer • Channel selection via I2C bus • Operating supply voltage 2.5 to 3.6 V • Operating temperature range 0°C to 70°C • Power-up with all multiplexer channels deselected • Low on resistance DESCRIPTION The PCA9540 is a 1-of-2 bi-directional translating mu. |
| Datasheet | PCA9540 pdf datasheet |
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