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PCA9534D The PCA9534D from NXP Semiconductors is an 8-bit parallel I/O port expander designed for I2C and SMBus interfaces. It operates with a supply voltage range of 2.3V to 5.5V and supports clock frequencies up to 400kHz.
Mfr Part #:

PCA9534D

Available from 2 distributors
Mfr Name: NXP Semiconductors
NXP Semiconductors
The PCA9534D from NXP Semiconductors is an 8-bit parallel I/O port expander designed for I2C and SMBus interfaces. It operates with a supply voltage range of 2.3V to 5.5V and supports clock frequencies up to 400kHz.
✓ Total Stock: 3,114 pcs
$ Price Range: $0.75

PCA9534D Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Smaxon Electronics ✓
Non-Authorised Inventory information
3,066 pcs
On Request
3066 pcs On Request 1 On Request On Request 18+ On Request On Request
Rayichip ✓
Non-Authorised Inventory information
48 pcs
On Request
48 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

PCA9534D Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Lead Spacing
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Output Current
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PCA9534D Description

Short technical summary and product information.

The PCA9534D is an 8-bit parallel I/O port expander IC manufactured by NXP Semiconductors. It facilitates communication via the I2C and SMBus protocols, supporting interface speeds of up to 400kHz. This device operates within a supply voltage range of 2.3V to 5.5V and offers 8 general-purpose I/O pins.

 

Key electrical specifications include a maximum clock frequency of 400kHz, output currents of 10mA (source) and 25mA (sink), and a typical operating supply current of 104µA. The component features a low quiescent current of 1µA and robust ESD protection up to 2kV (HBM).

 

Packaged in a 16-SOIC surface-mount configuration, the PCA9534D is designed for operation across a temperature range of -40°C to 85°C. Its compact size and versatile I/O capabilities make it suitable for various embedded system applications requiring additional digital I/O control.

 

This IC is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1. It is suitable for applications requiring efficient I2C expansion and control.

PCA9534D Quick Information

Product Type: Interface IC
Series: PCA9534
Canonical Name: PCA9534D Parallel I/O Port IC
Subcategory: Parallel I/O Port Expander

PCA9534D Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

PCA9534D Estimated Pricing

Qty Low High
1+ $0.75 $0.75

Estimated market price range - modelled values for guidance only, not live distributor offers.

PCA9534D Features

  • 8-bit parallel I/O port expander.
  • I2C and SMBus interface support.
  • Operates from 2.3V to 5.5V supply.
  • Supports 400kHz interface speed.
  • Surface mount 16-SOIC package.

PCA9534D Applications

  • Extends digital I/O capabilities.
  • Ideal for embedded control systems.
  • Used in I2C bus expansion.
  • Suitable for low-power applications.

PCA9534D FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the PCA9534D?

The PCA9534D operates from 2.3V to 5.5V.

What is the package type of the PCA9534D?

It is available in a 16-SOIC (0.295", 7.50mm Width) surface mount package.

What is the operating temperature range of the PCA9534D?

The operating temperature range is -40°C to +85°C.

What is the maximum clock frequency of the PCA9534D?

The maximum clock frequency is 400 kHz.

How many I/O lines does the PCA9534D have?

The PCA9534D has 8 I/O lines.

What is the output current capability of the PCA9534D?

Nominal output current is 50 mA, with source capability of 10 mA and sink capability of 25 mA.

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