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TLC1549IP from TI,Texas Instruments

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TLC1549IP

Manufacturer: TI, DIP8

10-Bit, 38 kSPS ADC Serial Out, On-Chip System Clock, Single Ch.

Partnumber Manufacturer Quantity Availability
TLC1549IP TI, DIP8 2043 In Stock

Description and Introduction

10-Bit, 38 kSPS ADC Serial Out, On-Chip System Clock, Single Ch. The TLC1549IP is a 10-bit analog-to-digital converter (ADC) manufactured by Texas Instruments (TI). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Resolution:** 10-bit  
- **Supply Voltage:** 4.5V to 5.5V  
- **Conversion Time:** 21µs (max)  
- **Sampling Rate:** Up to 38.5 kSPS (kilo samples per second)  
- **Input Channels:** 1 (single-ended)  
- **Interface:** Serial (SPI-compatible)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin PDIP (Plastic Dual In-line Package)  

### **Descriptions:**
- The TLC1549IP is a successive approximation register (SAR) ADC with a built-in sample-and-hold circuit.  
- It is designed for low-power, high-speed data acquisition applications.  
- The device communicates via a 3-wire serial interface, making it suitable for microcontroller-based systems.  

### **Features:**
- **Low Power Consumption:** Typically 1.5mW at 5V  
- **On-Chip System Clock:** No external clock required  
- **Differential Nonlinearity (DNL):** ±1 LSB (max)  
- **Integral Nonlinearity (INL):** ±1 LSB (max)  
- **Analog Input Range:** 0V to Vref (reference voltage)  
- **Internal Reference Voltage:** 2.5V (typical)  
- **Power-Down Mode:** Reduces power consumption when not in use  

This information is based on TI's official datasheet for the TLC1549IP.

Application Scenarios & Design Considerations

10-Bit, 38 kSPS ADC Serial Out, On-Chip System Clock, Single Ch.

Alternative Part Number

  • ADC0832CCN --: 8-bit serial ADC with similar SPI-like interface and DIP-8 package, a common drop-in style replacement for low-speed serial ADC designs.
  • MCP3201-CI/P --: 12-bit SPI ADC in DIP-8 with comparable resolution and serial interface, suitable when slightly higher resolution and SPI compatibility are acceptable.
  • ADS7816P --: 12-bit serial ADC in DIP-8 with similar sampling architecture and interface, offering a close functional match from the same vendor family.

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