Overview
The MAX1238EEE+T is a 12-bit, multichannel analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX1236–MAX1239 series, known for their low power consumption and high-speed operation. The MAX1238EEE+T is particularly suited for applications requiring high accuracy and reliability in data conversion. It operates on a single supply voltage ranging from 4.5V to 5.5V and is available in a 16-pin QSOP package, making it compact and versatile for various electronic systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 12-bit | |
| Sampling Rate | Up to 94.4 ksps | |
| Supply Voltage | 4.5V to 5.5V | V |
| Internal Reference Voltage | 4.096V | V |
| External Reference Voltage Range | 1V to VDD | V |
| Operating Temperature Range | -40°C to +85°C | °C |
| Package Type | 16-pin QSOP | |
| Track/Hold Acquisition Time | 800 ns | ns |
| Aperture Delay (High-Speed Mode) | 30 ns | ns |
| Input Multiplexer Leakage Current | ±0.01 µA (ON), ±1 µA (OFF) | µA |
| Input Capacitance | 22 pF | pF |
Key Features
- High-speed I2C-compatible serial interface with 400kHz fast mode and 1.7MHz high-speed mode.
- Single-supply operation with internal reference voltage (4.096V for MAX1238EEE+T).
- External reference voltage option ranging from 1V to VDD.
- Internal track/hold (T/H), voltage reference, and clock.
- Single-ended or differential operation.
- Low power consumption, typically 670µA at sampling rates up to 94.4ksps.
- Compact 16-pin QSOP package.
Applications
The MAX1238EEE+T is suitable for a variety of applications requiring precise analog-to-digital conversion, including:
- Industrial control systems.
- Medical devices.
- Aerospace and defense systems.
- Automotive systems.
- Data acquisition systems.
Q & A
- What is the resolution of the MAX1238EEE+T ADC?
The MAX1238EEE+T has a 12-bit resolution.
- What is the typical sampling rate of the MAX1238EEE+T?
The typical sampling rate is up to 94.4 ksps.
- What is the operating supply voltage range for the MAX1238EEE+T?
The operating supply voltage range is from 4.5V to 5.5V.
- Does the MAX1238EEE+T have an internal reference voltage?
- Can the MAX1238EEE+T operate with an external reference voltage?
- What is the package type of the MAX1238EEE+T?
The MAX1238EEE+T is available in a 16-pin QSOP package.
- What is the track/hold acquisition time for the MAX1238EEE+T?
The track/hold acquisition time is 800 ns.
- Is the MAX1238EEE+T suitable for high-speed applications?
- What is the typical power consumption of the MAX1238EEE+T?
The typical power consumption is 670µA at sampling rates up to 94.4ksps.
- What are some common applications of the MAX1238EEE+T?
