Overview
The PCA9535CHF,118 from NXP USA Inc. is a general-purpose I/O (GPIO) expansion device designed for various I²C-bus and SMBus applications. This low-power I/O expander provides 16 bits of GPIO expansion, making it suitable for a wide range of applications that require additional I/O ports. The device is housed in a 24-pin HWQFN (Heat-Wave Quad Flat No-Lead) exposed pad package, which is surface mountable and offers a compact footprint.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | 24-WFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C to 85°C |
| Supply Voltage | 2.3V to 5.5V |
| Interface | I²C, SMBus |
| Number of I/Os | 16 |
| Number of Ports | 2 |
| Bus Frequency | 100kHz / 400kHz |
| Interrupt Output | Yes |
| Output Type | Push-Pull |
| Output Current (Source/Sink) | 10mA / 25mA |
| Peak Reflow Temperature | 260°C |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- Provides 16 bits of general-purpose parallel input/output (GPIO) expansion for I²C-bus/SMBus applications.
- Low power consumption.
- Operates over a wide voltage range of 2.3V to 5.5V.
- Supports bus frequencies of 100kHz and 400kHz.
- Includes interrupt output capability.
- Push-pull output type with source/sink current capability of 10mA/25mA.
- Voltage power-on reset (POR) feature.
- Compact 24-pin HWQFN exposed pad package.
Applications
- JTRS (Joint Tactical Radio System)
- Multiprotocol RFID Readers: EPC-GEN2, ISD, and IPX
- PMP/MP3 Players
- Signal enhancement and antialiasing filters
- Cardiac pacemakers
- High-speed test and measurement equipment
- Differential A/D converter drivers
- CDMA2000 and other wireless communication systems
Q & A
- What is the PCA9535CHF,118 used for?
The PCA9535CHF,118 is used as a general-purpose I/O (GPIO) expansion device for I²C-bus and SMBus applications.
- What is the package type of the PCA9535CHF,118?
The device is housed in a 24-pin HWQFN (Heat-Wave Quad Flat No-Lead) exposed pad package.
- What is the operating temperature range of the PCA9535CHF,118?
The operating temperature range is -40°C to 85°C.
- What are the supported bus frequencies?
The device supports bus frequencies of 100kHz and 400kHz.
- Does the PCA9535CHF,118 have an interrupt output feature?
Yes, it includes an interrupt output capability.
- What is the output current capability of the PCA9535CHF,118?
The output current capability is 10mA source and 25mA sink.
- What is the peak reflow temperature for the PCA9535CHF,118?
The peak reflow temperature is 260°C.
- Is the PCA9535CHF,118 RoHS compliant?
Yes, the device is RoHS3 compliant.
- What are some common applications of the PCA9535CHF,118?
Common applications include JTRS, multiprotocol RFID readers, PMP/MP3 players, and high-speed test and measurement equipment.
- What is the moisture sensitivity level (MSL) of the PCA9535CHF,118?
The MSL is 1 (Unlimited).
