| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
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994 pcs
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994 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
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190 pcs
|
190 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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The PCA9538PW,118 is an 8-bit General Purpose Input/Output (GPIO) expansion device designed for I2C-bus/SMBus applications. Developed by NXP Semiconductors, this CMOS device provides a simple solution for expanding I/O needs in various electronic systems.
Key features include an operating voltage range of 2.3 V to 5.5 V and 5 V tolerant I/Os. It supports a clock frequency of up to 400 kHz and includes an active LOW interrupt output and an active LOW reset input. The device consists of configuration, input port, output port, and polarity inversion registers, all accessible by the system master. It defaults to 8 inputs.
The PCA9538PW,118 is offered in a 16-TSSOP package, suitable for surface mount applications. Its operating temperature range is -40°C to 85°C. This I/O expander is designed to enhance NXP's family of I2C-bus I/O expanders, providing flexibility for applications such as ACPI power switches, sensors, push-buttons, and LEDs.
| Qty | Low | High |
|---|---|---|
| 1+ | $1.15 | $1.15 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operating voltage range is 2.3 V to 5.5 V.
The maximum clock frequency is 400 kHz.
It is supplied in a 16-TSSOP package.
The operating temperature range is -40°C to 85°C.
Yes, it has an active LOW interrupt output.
It uses the I²C and SMBus interface.