TLV1543CN

Product Overview

Category: Analog-to-Digital Converter (ADC)

Use: The TLV1543CN is a high-speed, 10-bit ADC designed for converting analog signals into digital data. It is commonly used in various applications where precise and accurate conversion of analog signals is required.

Characteristics: - High-speed conversion with a maximum sampling rate of 200 kilosamples per second (ksps) - 10-bit resolution, providing a total of 1024 possible digital output values - Low power consumption, making it suitable for battery-powered devices - Wide operating voltage range of 2.7V to 5.5V - Built-in reference voltage generator for easy integration into different systems

Package: The TLV1543CN is available in a 20-pin plastic dual inline package (PDIP). This package offers good thermal performance and ease of handling during assembly.

Essence: The essence of the TLV1543CN lies in its ability to accurately convert analog signals into digital data, enabling further processing and analysis by digital systems.

Packaging/Quantity: The TLV1543CN is typically sold in reels or tubes, with a quantity of 25 units per reel/tube.

Specifications

• Resolution: 10 bits
• Sampling Rate: Up to 200 ksps
• Input Voltage Range: 0V to Vref (Reference Voltage)
• Operating Voltage Range: 2.7V to 5.5V
• Power Consumption: 1.8mW (typical)
• Reference Voltage: Internal, selectable between 2.5V and Vcc

Pin Configuration

The TLV1543CN has a total of 20 pins, each serving a specific function. Here is the detailed pin configuration:

1. Vref-: Negative reference voltage input
2. Vref+: Positive reference voltage input
3. AGND: Analog ground
4. Vin: Analog input voltage
5. D0-D9: Digital output pins (10-bit data)
6. CS: Chip select input
7. WR: Write control input
8. RD: Read control input
9. CLK: Clock input
10. DGND: Digital ground 11-20: No connection (NC)

Functional Features

• High-speed conversion: The TLV1543CN can perform conversions at a maximum rate of 200 ksps, allowing for real-time data acquisition.
• Low power consumption: With a typical power consumption of only 1.8mW, the TLV1543CN is suitable for power-sensitive applications.
• Built-in reference voltage generator: The internal reference voltage generator simplifies system integration and eliminates the need for an external reference voltage source.

Advantages and Disadvantages

Advantages: - High-speed conversion capability - Low power consumption - Wide operating voltage range - Built-in reference voltage generator

Disadvantages: - Limited resolution (10 bits) - No built-in digital interface (requires external control signals)

Working Principles

The TLV1543CN utilizes successive approximation register (SAR) architecture to convert analog signals into digital data. It samples the analog input voltage, compares it with the internal reference voltage, and performs a binary search to determine the digital representation of the input signal.

Detailed Application Field Plans

The TLV1543CN finds applications in various fields where accurate analog-to-digital conversion is required. Some of the detailed application field plans include:

1. Industrial Automation: Used in process control systems to convert sensor readings into digital data for analysis and decision-making.
2. Medical Devices: Enables precise measurement and monitoring of vital signs, such as blood pressure and temperature.
3. Audio Processing: Converts analog audio signals into digital format for further processing, such as in audio recording and mixing equipment.
4. Instrumentation: Used in test and measurement equipment to digitize analog signals for analysis and troubleshooting.

Detailed and Complete Alternative Models

1. ADC0804: 8-bit ADC with a maximum sampling rate of 100 ksps.
2. MCP3008: 10-bit ADC with SPI interface and a maximum sampling rate of 200 ksps.
3. ADS1115: 16-bit ADC with I2C interface and programmable gain amplifier.

These alternative models offer different features and specifications, providing options based on specific application requirements.

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