Overview
The TLC2543CFNG3 is a 12-bit analog-to-digital converter (ADC) produced by Texas Instruments. This integrated circuit is designed for high-speed data acquisition and features a serial interface for communication with host processors or peripherals. The device includes an on-chip 14-channel multiplexer, allowing selection from 11 analog inputs or three internal self-test voltages. It operates with a switched-capacitor design, ensuring low-error conversion across its operating temperature range.
Key Specifications
| Category | Description |
|---|---|
| Manufacturer | Texas Instruments |
| Number of Bits | 12 |
| Sampling Rate (Per Second) | 66k |
| Number of Inputs | 11 |
| Input Type | Single Ended |
| Data Interface | SPI |
| Configuration | MUX-S/H-ADC |
| Ratio - S/H:ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR (Successive Approximation Register) |
| Reference Type | External |
| Voltage - Supply, Analog | 5V |
| Voltage - Supply, Digital | 5V |
| Operating Temperature | 0°C ~ 70°C |
| Package / Case | 20-LCC (J-Lead) |
| Mounting Type | Surface Mount |
| RoHS Status | ROHS3 Compliant |
Key Features
- High-speed 12-bit analog-to-digital conversion with a sampling rate of 66k samples per second.
- On-chip 14-channel multiplexer allowing selection from 11 analog inputs or three internal self-test voltages.
- Switched-capacitor design for low-error conversion over the full operating temperature range.
- Differential high-impedance reference inputs for ratiometric conversion, scaling, and isolation of analog circuitry from logic and supply noise.
- Automatic sample-and-hold function with an end-of-conversion (EOC) output indicator.
- SPI data interface for high-speed data transfers.
- Surface mount package (20-LCC J-Lead) for ease of integration into modern PCB designs.
- ROHS3 compliant, ensuring environmental sustainability.
Applications
- Data acquisition systems in industrial, medical, and automotive applications.
- Embedded systems requiring high-speed and accurate analog-to-digital conversion.
- Automated test equipment and measurement instruments.
- Control systems in various industries where precise analog data conversion is necessary.
- Medical devices such as patient monitoring systems and diagnostic equipment.
Q & A
- What is the resolution of the TLC2543CFNG3 ADC?
The TLC2543CFNG3 has a 12-bit resolution.
- How many analog inputs does the TLC2543CFNG3 support?
The device supports 11 analog inputs.
- What is the sampling rate of the TLC2543CFNG3?
The sampling rate is 66k samples per second.
- What type of data interface does the TLC2543CFNG3 use?
The device uses an SPI (Serial Peripheral Interface) data interface.
- What is the operating temperature range of the TLC2543CFNG3?
The operating temperature range is from 0°C to 70°C.
- Is the TLC2543CFNG3 ROHS compliant?
Yes, the TLC2543CFNG3 is ROHS3 compliant.
- What type of package does the TLC2543CFNG3 come in?
The device comes in a 20-LCC (J-Lead) surface mount package.
- Does the TLC2543CFNG3 have an on-chip multiplexer?
Yes, it has an on-chip 14-channel multiplexer.
- What is the supply voltage for the TLC2543CFNG3?
The supply voltage for both analog and digital is 5V.
- How does the TLC2543CFNG3 indicate the end of a conversion?
The device indicates the end of a conversion with an end-of-conversion (EOC) output.
