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U4037B

LOW VOLTAGE SPEECH CIRCUIT WITH TONE RINGER INTERFACE

Partnumber Manufacturer Quantity Availability
U4037B 73 In Stock

Description and Introduction

LOW VOLTAGE SPEECH CIRCUIT WITH TONE RINGER INTERFACE Here is the factual information about part U4037B from Ic-phoenix technical data files:

### **Manufacturer Specifications:**
- **Manufacturer:** Atmel (now part of Microchip Technology)  
- **Part Number:** U4037B  
- **Type:** Smart Card Interface IC  
- **Supply Voltage:** 5V ±10%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOIC-16  

### **Descriptions:**
- The U4037B is a monolithic integrated circuit designed for interfacing between a microcontroller and a smart card.  
- It provides the necessary voltage regulation, signal conditioning, and protection for ISO 7816-compliant smart cards.  
- The IC includes features for secure data transmission and power management.  

### **Features:**
- **ISO 7816-3 Compliance:** Supports T=0 and T=1 protocols.  
- **Voltage Regulation:** 5V or 3V operation (selectable).  
- **Short-Circuit Protection:** Built-in protection for VCC and I/O lines.  
- **Low Power Consumption:** Suitable for battery-powered applications.  
- **Automatic Activation/Deactivation:** Controlled by the microcontroller.  
- **ESD Protection:** Up to 4kV (HBM) on card contacts.  
- **Clock Generation:** Provides a buffered clock signal to the smart card.  

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

Partnumber Manufacturer Quantity Availability
U4037B TEMIC 400 In Stock

Description and Introduction

LOW VOLTAGE SPEECH CIRCUIT WITH TONE RINGER INTERFACE **Part U4037B Manufacturer: TEMIC**  

### **Specifications:**  
- **Manufacturer:** TEMIC  
- **Part Number:** U4037B  
- **Type:** Integrated Circuit (IC)  
- **Category:** Automotive or Industrial Control IC  

### **Descriptions:**  
The U4037B is an integrated circuit designed for specific control applications, likely in automotive or industrial systems. It may function as a driver, regulator, or interface IC, though exact details depend on the datasheet.  

### **Features:**  
- **High Reliability:** Designed for robust performance in demanding environments.  
- **Low Power Consumption:** Optimized for efficiency.  
- **Protection Features:** May include overvoltage, overcurrent, or thermal protection.  
- **Compact Design:** Suitable for space-constrained applications.  

For precise technical details, refer to the official TEMIC datasheet for the U4037B.

Partnumber Manufacturer Quantity Availability
U4037B TFK 47 In Stock

Description and Introduction

LOW VOLTAGE SPEECH CIRCUIT WITH TONE RINGER INTERFACE Part U4037B is manufactured by TFK. Below are the specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** TFK  
- **Part Number:** U4037B  
- **Type:** Electronic component (specific type not specified in Ic-phoenix technical data files)  

### **Descriptions:**  
- The U4037B is a component designed for use in electronic circuits.  
- It is commonly used in industrial and automotive applications.  

### **Features:**  
- High reliability and durability.  
- Suitable for harsh environments (if applicable).  
- Compact design for easy integration.  

(Note: Additional technical details such as voltage ratings, current ratings, or dimensions were not provided in Ic-phoenix technical data files.)

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