Overview
The MAX1270BENG is a multirange, 12-bit, 8-channel serial analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX1270/MAX1271 family, which is designed for data-acquisition systems requiring a single +5V supply. The MAX1270 can handle analog input signals that span above the power-supply rail and below ground, making it versatile for various applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Number of Channels | 8 |
| Analog Input Ranges | ±10V, ±5V, 0 to +10V, 0 to +5V |
| Supply Voltage | +5V |
| Throughput Rate | 110 ksps |
| Bandwidth (Track/Hold) | 5 MHz |
| Fault Protection | ±16.5V |
| Reference Operation | Internal 4.096V or external reference |
| Interface | SPI/QSPI and MICROWIRE compatible |
| Package | 24-PDIP |
Key Features
- Software-programmable input ranges to increase the effective dynamic range to 14 bits.
- Independent channel fault protection up to ±16.5V without affecting the conversion result of the selected channel.
- Support for direct interface with 4-20mA, ±12V, and ±15V powered sensors.
- Software-selectable internal/external clock.
- Internal 4.096V or external reference operation.
- SPI/QSPI and MICROWIRE compatible serial interface.
Applications
The MAX1270BENG is suitable for a variety of applications, including:
- Data-acquisition systems.
- Industrial control and automation.
- Medical equipment.
- Scientific instrumentation.
- Any system requiring precise and flexible analog-to-digital conversion with fault protection.
Q & A
- What is the resolution of the MAX1270BENG?
The MAX1270BENG has a resolution of 12 bits. - How many analog input channels does the MAX1270BENG have?
The MAX1270BENG has 8 analog input channels. - What are the available analog input ranges for the MAX1270BENG?
The available ranges are ±10V, ±5V, 0 to +10V, and 0 to +5V. - What is the supply voltage for the MAX1270BENG?
The supply voltage is +5V. - What is the throughput rate of the MAX1270BENG?
The throughput rate is 110 ksps. - Does the MAX1270BENG have fault protection?
Yes, it has fault protection up to ±16.5V. - What types of interfaces does the MAX1270BENG support?
The MAX1270BENG supports SPI/QSPI and MICROWIRE interfaces. - Can the MAX1270BENG use an external reference?
Yes, it can use either an internal 4.096V reference or an external reference. - What is the package type of the MAX1270BENG?
The package type is 24-PDIP. - Is the MAX1270BENG suitable for medical equipment?
Yes, it is suitable for medical equipment due to its precision and fault protection features.
