Overview
The TLV2553IPWG4 is a 12-bit, 200 KSPS (kilosamples per second), 11-channel, low-power, serial analog-to-digital converter (ADC) produced by Texas Instruments. This device is designed using a successive-approximation, switched-capacitor architecture, which ensures low-error conversion over the full operating temperature range. It features a SPI-compatible serial interface with I/O clock frequencies up to 15 MHz and is characterized for operation from –40°C to 85°C, making it suitable for a variety of applications requiring high precision and low power consumption.
Key Specifications
| Parameter | Test Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|
| Resolution | - | 12 bits | - | - | - |
| Throughput Rate | VCC = 5 V | - | 200 KSPS | - | - |
| Throughput Rate (3 V) | VCC = 3 V | - | 150 KSPS | - | - |
| Analog Input Channels | - | - | 11 | - | - |
| Supply Voltage Range | - | -0.5 V | - | 6.5 V | V |
| High-Level Output Voltage (VCC = 4.5 V, IOH = –1.6 mA) | - | 2.4 V | - | - | V |
| Low-Level Output Voltage (VCC = 4.5 V, IOL = –1.6 mA) | - | 0.4 V | - | - | V |
| I/O CLOCK Frequency | - | - | up to 15 MHz | - | - |
| Operating Temperature Range | - | –40°C | - | 85°C | °C |
Key Features
- 12-bit resolution with up to 200 KSPS throughput rate (150 KSPS for 3 V supply).
- 11 analog input channels internally multiplexed.
- Programmable power down and output data length.
- SPI-compatible serial interface with I/O clock frequencies up to 15 MHz.
- On-chip conversion clock and inherent sample and hold function.
- Three built-in self-test modes.
- Unipolar or bipolar output operation.
- Programmable MSB or LSB first output.
- Differential, high-impedance reference inputs for ratiometric conversion, scaling, and isolation of analog circuitry from logic and supply noise.
Applications
- Process Control: Suitable for monitoring and controlling various process parameters in industrial settings.
- Portable Data Logging: Ideal for data logging applications where low power consumption and high precision are required.
- Battery-Powered Instruments: Used in battery-powered devices where power efficiency is crucial.
- Automotive: Can be used in automotive applications due to its robust operating temperature range and reliability.
Q & A
- What is the resolution of the TLV2553IPWG4 ADC?
The TLV2553IPWG4 has a 12-bit resolution.
- What is the maximum throughput rate of the TLV2553IPWG4?
The maximum throughput rate is up to 200 KSPS (150 KSPS for 3 V supply).
- How many analog input channels does the TLV2553IPWG4 have?
The device has 11 analog input channels.
- What is the operating temperature range of the TLV2553IPWG4?
The operating temperature range is from –40°C to 85°C.
- What type of serial interface does the TLV2553IPWG4 use?
The device uses a SPI-compatible serial interface.
- Can the TLV2553IPWG4 operate in both unipolar and bipolar modes?
Yes, it can operate in both unipolar and bipolar output modes.
- Does the TLV2553IPWG4 have built-in self-test modes?
Yes, it has three built-in self-test modes.
- What is the maximum I/O clock frequency for the TLV2553IPWG4?
The maximum I/O clock frequency is up to 15 MHz.
- Is the TLV2553IPWG4 suitable for battery-powered instruments?
Yes, it is suitable due to its low power consumption.
- What are some common applications of the TLV2553IPWG4?
Common applications include process control, portable data logging, battery-powered instruments, and automotive applications).
