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MAX735CPA from MAXIM,MAXIM - Dallas Semiconductor

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MAX735CPA

Manufacturer: MAXIM, MAX

-5V/Adjustable, Negative-Output,Inverting, Current-mode PWM Regulators

Partnumber Manufacturer Quantity Availability
MAX735CPA MAXIM, MAX 5376 In Stock

Description and Introduction

-5V/Adjustable, Negative-Output,Inverting, Current-mode PWM Regulators The MAX735CPA is a keyboard encoder manufactured by Maxim Integrated. Here are the factual details from Ic-phoenix technical data files:

### **Manufacturer:**  
**Maxim Integrated**  

### **Specifications:**  
- **Part Number:** MAX735CPA  
- **Type:** Keyboard Encoder  
- **Package:** 24-Pin PDIP (Plastic Dual In-Line Package)  
- **Operating Voltage:** +2.7V to +5.5V  
- **Operating Temperature Range:** 0°C to +70°C  
- **Interface:** I²C-Compatible  
- **Key Matrix Support:** 8x8 (64 keys)  
- **Debounce Time:** Programmable (8ms or 16ms)  
- **Interrupt Output:** Configurable for key press/release events  
- **Power Consumption:** Low power (typ. 150µA active, 1µA shutdown)  

### **Descriptions:**  
The MAX735CPA is a keyboard encoder designed to interface a matrix keyboard with a microcontroller via an I²C-compatible serial interface. It supports up to 64 keys in an 8x8 matrix configuration and includes built-in key debounce and interrupt generation for efficient key detection.  

### **Features:**  
- **I²C-Compatible Interface** (Supports Standard and Fast Modes)  
- **Programmable Debounce Time** (8ms or 16ms)  
- **Interrupt Output** for Key Events  
- **Low Power Consumption** (Suitable for Battery-Powered Devices)  
- **Internal Pull-Up Resistors** (Eliminates Need for External Components)  
- **Auto-Shutdown Mode** (Reduces Power When Idle)  
- **Industrial-Grade Reliability**  

This information is based solely on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

-5V/Adjustable, Negative-Output,Inverting, Current-mode PWM Regulators

Alternative Part Number

  • LTC1144CN8 --: Pin-compatible switched-capacitor voltage inverter in 8-pin DIP with similar inverting/regulating function and widely available as a MAX735 substitute.
  • ICL7660CPA --: Classic 8-pin DIP charge-pump voltage inverter with the same basic inverting topology, commonly used as a drop-in alternative for MAX735-type converters.
  • TC7660CPA --: Low-cost 8-pin DIP CMOS voltage inverter with comparable switching frequency and current capability, suitable for similar negative-supply applications.
  • LT1054CP --: Pin-compatible inverting charge pump regulator with similar voltage conversion function, widely used as a MAX735 substitute.

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