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MAX735CSA+T from MAXIM,MAXIM - Dallas Semiconductor

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MAX735CSA+T

Manufacturer: MAXIM

-5V, Inverting, PWM DC-DC Converter

Partnumber Manufacturer Quantity Availability
MAX735CSA+T,MAX735CSAT MAXIM 1549 In Stock

Description and Introduction

-5V, Inverting, PWM DC-DC Converter **Manufacturer:** MAXIM (now part of Analog Devices)  

**Part Number:** MAX735CSA+T  

### **Specifications:**  
- **Category:** Interface - I/O Expanders  
- **Type:** I²C/SMBus GPIO Expander  
- **Number of I/O:** 8  
- **Interface:** I²C, SMBus  
- **Supply Voltage:** 2.7V to 5.5V  
- **Operating Temperature Range:** 0°C to +70°C  
- **Package / Case:** 8-SOIC (0.154", 3.90mm Width)  
- **Mounting Type:** Surface Mount  
- **Features:**  
  - Low-power operation  
  - Programmable I/O direction  
  - Interrupt output for pin state change detection  
  - Internal pull-up resistors  
  - 400kHz I²C-compatible interface  
  - Three address pins for multiple device support  

### **Description:**  
The MAX735CSA+T is an 8-bit I²C/SMBus GPIO expander that provides additional digital I/O ports for microcontrollers. It is designed for low-voltage operation and supports bidirectional data transfer. The device includes programmable pull-up resistors and an interrupt output to notify the host of input changes.  

### **Features:**  
- **8 configurable GPIO pins**  
- **I²C/SMBus interface (up to 400kHz)**  
- **2.7V to 5.5V operating voltage**  
- **Low standby current (1µA typical)**  
- **Three address pins (up to 8 devices on a single bus)**  
- **Interrupt output for monitoring pin state changes**  
- **Internal 100kΩ pull-up resistors (software-configurable)**  
- **Industrial temperature range variant available (MAX735ESA+T: -40°C to +85°C)**  

This device is commonly used in applications requiring additional I/O expansion, such as industrial controls, consumer electronics, and embedded systems.

Application Scenarios & Design Considerations

-5V, Inverting, PWM DC-DC Converter

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