Overview
The LTC1272-8CCSW#TRPBF is a 12-bit, successive approximation analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This component is part of the LTC1272 series, known for its high-speed conversion and precision. It operates with a single 5V supply and is compatible with the industry-standard AD7572 pinout, although it does not require the negative supply pin. The LTC1272 features on-chip sample-and-hold, fast conversion times, and a precision reference output, making it suitable for a variety of applications requiring accurate and rapid analog-to-digital conversion.
Key Specifications
| Specification | Value |
|---|---|
| Number of Bits | 12 |
| Converter Type | Successive Approximation ADC |
| Conversion Time (Max) | 8,000 µs |
| Sample Rate | 0.25 MHz |
| Analog Input Voltage Range | -0.3 V to 15 V |
| Supply Voltage (Nominal) | 5 V |
| Operating Temperature Range | -40°C to 70°C |
| Package Type | 24-Lead SOIC (Small Outline IC) |
| Package Body Material | Plastic/Epoxy |
| Terminal Finish | Tin/Lead (Sn/Pb) |
| Moisture Sensitivity Level | 1 |
Key Features
- High-speed conversion: 3µs and 8µs speed grades available.
- On-chip sample-and-hold circuitry for accurate sampling.
- Single supply operation with a nominal 5V supply voltage.
- Compatibility with the AD7572 pinout, allowing for easy replacement.
- Precision reference output: 2.42V reference voltage.
- Parallel output format: 12-bit word or two 8-bit bytes.
- LTBiCMOS™ switched-capacitor technology for high speed and accuracy.
- Surface mount package: 24-Lead SOIC.
Applications
The LTC1272-8CCSW#TRPBF is suitable for various applications that require fast and accurate analog-to-digital conversion. These include:
- Data acquisition systems.
- Industrial control systems.
- Medical devices requiring precise analog measurements.
- Aerospace and defense applications where high reliability is crucial.
- Automotive systems needing robust and fast ADCs.
Q & A
- What is the conversion time of the LTC1272-8CCSW#TRPBF?
The conversion time of the LTC1272-8CCSW#TRPBF is up to 8,000 µs.
- What is the supply voltage requirement for the LTC1272-8CCSW#TRPBF?
The LTC1272-8CCSW#TRPBF operates with a single 5V supply voltage.
- Is the LTC1272-8CCSW#TRPBF compatible with other ADC models?
Yes, it is compatible with the AD7572 pinout, making it a suitable replacement in many applications.
- What is the output format of the LTC1272-8CCSW#TRPBF?
The output can be read as a 12-bit word or as two 8-bit bytes.
- What technology is used in the LTC1272-8CCSW#TRPBF?
The LTC1272-8CCSW#TRPBF uses LTBiCMOS™ switched-capacitor technology.
- What is the operating temperature range of the LTC1272-8CCSW#TRPBF?
The operating temperature range is -40°C to 70°C.
- What is the package type of the LTC1272-8CCSW#TRPBF?
The package type is a 24-Lead SOIC (Small Outline IC).
- Is the LTC1272-8CCSW#TRPBF RoHS compliant?
No, the LTC1272-8CCSW#TRPBF is not RoHS compliant.
- What is the sample rate of the LTC1272-8CCSW#TRPBF?
The sample rate is up to 0.25 MHz.
- Does the LTC1272-8CCSW#TRPBF have on-chip sample-and-hold circuitry?
Yes, it features on-chip sample-and-hold circuitry.
