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TMS3705BDRG4 from TI,Texas Instruments

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TMS3705BDRG4

Manufacturer: TI, SOP16

LF Reader IC 16-SOIC -40 to 85

Partnumber Manufacturer Quantity Availability
TMS3705BDRG4 TI, SOP16 4429 In Stock

Description and Introduction

LF Reader IC 16-SOIC -40 to 85 The TMS3705BDRG4 is a microcontroller manufactured by Texas Instruments (TI). Below are its specifications, descriptions, and features based on factual information:

### **Specifications:**  
- **Manufacturer:** Texas Instruments (TI)  
- **Series:** TMS370  
- **Core Processor:** 8-bit  
- **Core Size:** 8-bit  
- **Speed:** 4MHz  
- **Program Memory Size:** 4KB (4K x 8) ROM  
- **RAM Size:** 128 x 8  
- **Number of I/O Lines:** 22  
- **Operating Voltage:** 4.5V to 5.5V  
- **Package / Case:** 28-SOIC  
- **Mounting Type:** Surface Mount  
- **Data Converters:** A/D 8x8-bit  
- **Oscillator Type:** Internal  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
The TMS3705BDRG4 is an 8-bit microcontroller from TI’s TMS370 family. It features an integrated ROM, RAM, and analog-to-digital (A/D) converter, making it suitable for embedded control applications. The device operates at 4MHz and supports a wide voltage range.  

### **Features:**  
- 8-bit CPU architecture  
- 4KB ROM for program storage  
- 128 bytes of RAM  
- 8-channel, 8-bit A/D converter  
- 22 programmable I/O lines  
- Internal oscillator for clock generation  
- Low-power standby mode  
- Industrial temperature range (-40°C to +85°C)  
- 28-pin SOIC package  

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

Application Scenarios & Design Considerations

LF Reader IC 16-SOIC -40 to 85

Alternative Part Number

  • ATA5577C-PLQW --: Integrated RFID transponder IC with comparable read/write functionality and similar application space, suitable as a functional alternative.
  • EM4095HMS --: 125 kHz RFID reader IC with integrated demodulator and antenna driver, offering similar system-level functionality for transponder reader designs.
  • U2270B --: 125 kHz RFID base-station IC with analog front end and antenna driver, commonly used as a cross-reference for low-frequency reader front ends.
  • ATA5577C-PLQC --: RFID transponder IC in SOIC-16 that serves as a functional alternative for transponder reader/base-station designs, widely available and well documented.
  • EM4095HMS016B --: Integrated RFID reader/transponder front-end in SOIC-16 with comparable analog front-end function, suitable as a drop-in style alternative for 125 kHz systems.

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