Overview
The MAX155BEPI+ is a high-speed, 8-bit, multichannel analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX155/MAX156 family, known for their simultaneous track/hold (T/H) capabilities, which eliminate timing differences between input channel samples.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Number of Analog Input Channels | 8 | - |
| Conversion Time per Channel | 3.6 | µs |
| Resolution | 8-bit | - |
| Input Range | Unipolar or Bipolar, Single-Ended or Differential | - |
| Internal Reference Voltage | 2.5 | V |
| Supply Voltage | Single +5V or Dual ±5V | V |
| Power Consumption (Active) | 18-24 | mA |
| Power Consumption (Power Down) | 25-100 | µA |
| Package Type | 28-pin Wide SOIC | - |
Key Features
- Simultaneous sampling of all input channels using track/hold (T/H) circuits.
- High-speed conversion time of 3.6µs per channel.
- Support for unipolar or bipolar, single-ended or differential input configurations.
- Internal 2.5V reference voltage.
- Power-down capability with low power consumption.
- Bidirectional interface for updating channel configuration and providing output data.
- Option for output-only operation.
Applications
- Phase-sensitive data acquisition.
- Vibration and waveform analysis.
- DSP analog input.
- AC power meters.
- Portable data loggers.
Q & A
- What is the conversion time per channel for the MAX155BEPI+?
The conversion time per channel is 3.6µs.
- How many analog input channels does the MAX155BEPI+ have?
The MAX155BEPI+ has 8 analog input channels.
- What are the supported input configurations for the MAX155BEPI+?
The device supports unipolar or bipolar, single-ended or differential input configurations.
- What is the internal reference voltage of the MAX155BEPI+?
The internal reference voltage is 2.5V.
- Can the MAX155BEPI+ operate from a single supply voltage?
Yes, it can operate from a single +5V supply or dual ±5V supplies.
- What is the power consumption of the MAX155BEPI+ in active mode?
The power consumption in active mode is between 18-24 mA.
- What is the power consumption of the MAX155BEPI+ in power-down mode?
The power consumption in power-down mode is between 25-100 µA.
- What type of package does the MAX155BEPI+ come in?
The device comes in a 28-pin wide SOIC package.
- Does the MAX155BEPI+ support simultaneous sampling of all input channels?
Yes, it supports simultaneous sampling using track/hold (T/H) circuits.
- Can the MAX155BEPI+ be configured for output-only operation?
Yes, it can be wired for output-only operation.
