Overview
The ICL7109EPL is a monolithic 12-bit analog-to-digital converter (ADC) designed by Analog Devices Inc./Maxim Integrated. This device is optimized for easy interface with microprocessors and UARTs, making it suitable for a variety of precision measurement applications. It features a dual-slope conversion technique, which ensures high accuracy and low noise performance. The ICL7109EPL is particularly useful in systems requiring low power consumption and minimal input bias current, making it an attractive option for data acquisition systems.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 12 bits |
| Conversion Technique | Dual Slope |
| Number of Inputs | 1 |
| Output Type | 3-State Binary Outputs |
| Package Type | 40-PDIP (Plastic Dual-In-Line, Wide) |
| Rollover Error | Less than 1 count |
| Zero Reading Drift | Less than 1 μV/°C |
| Power Consumption | Low power consumption |
| Input Bias Current | Minimal |
Key Features
- High accuracy with low rollover error and zero reading drift.
- Easily interfaced with microprocessors and UARTs through chip select and byte enable inputs.
- Supports UART handshake mode for serial data transmission in remote data logging applications.
- Low power consumption and minimal input bias current, making it suitable for battery-powered devices.
- Enhanced current sourcing capabilities to drive large capacitances on microprocessor buses.
- Elimination of overrange hangover, 'crosstalk,' and hysteresis effects through a zero-integrator phase.
Applications
- Data acquisition systems where precision and low power consumption are critical.
- Remote data logging applications requiring serial data transmission.
- Systems needing direct interface with microprocessors and UARTs.
- Battery-powered devices where minimal input bias current is essential.
- Industrial and medical devices requiring high accuracy and reliability.
Q & A
- What is the resolution of the ICL7109EPL ADC?
The ICL7109EPL has a resolution of 12 bits.
- What conversion technique does the ICL7109EPL use?
The ICL7109EPL uses a dual-slope conversion technique.
- How many inputs does the ICL7109EPL have?
The ICL7109EPL has one input.
- What type of outputs does the ICL7109EPL provide?
The ICL7109EPL provides 3-state binary outputs.
- What is the package type of the ICL7109EPL?
The ICL7109EPL comes in a 40-PDIP (Plastic Dual-In-Line, Wide) package.
- What is the rollover error of the ICL7109EPL?
The rollover error of the ICL7109EPL is less than 1 count.
- How does the ICL7109EPL handle zero reading drift?
The ICL7109EPL has a zero reading drift of less than 1 μV/°C.
- Is the ICL7109EPL suitable for battery-powered devices?
Yes, the ICL7109EPL is suitable for battery-powered devices due to its low power consumption and minimal input bias current.
- Can the ICL7109EPL be used in remote data logging applications?
Yes, the ICL7109EPL can be used in remote data logging applications and supports UART handshake mode for serial data transmission.
- What are some common applications of the ICL7109EPL?
The ICL7109EPL is commonly used in data acquisition systems, remote data logging, and other applications requiring high accuracy and low power consumption.
