AD7581LNZ

ADCs/DACs - Special Purpose Overview

The AD7581LNZ is an 8-bit, 8-channel Analog-to-Digital Converter (ADC) manufactured by Analog Devices Inc. It utilizes a successive approximation architecture and features CMOS technology compatible with microprocessors. The device supports analog input voltages ranging from -17 V to +17 V. It is housed in a 28-lead Plastic Dual In-line Package (PDIP). Key electrical specifications include a maximum linear error of 0.731% and an operating temperature range extending up to 70 °C. The component contains eight independent conversion channels within a single functional unit.

ADCs/DACs - Special Purpose Feature Summary

• 8-Bit Resolution with Successive Approximation Architecture
• 8 Independent Analog Input Channels
• Wide Analog Input Voltage Range (-17 V to +17 V)
• CMOS Technology for Microprocessor Compatibility

ADCs/DACs - Special Purpose Applications

• Industrial Process Control Systems
• Data Acquisition Modules
• Multi-channel Sensor Interfaces

ADCs/DACs - Special Purpose Procurement Notes

Verify the specific suffix 'LNZ' against official Analog Devices documentation to confirm lead-free status and package variant details. Ensure the required operating temperature range aligns with the specified 70 °C limit. Confirm pinout compatibility with the DIP-28 footprint during integration planning.

ADCs/DACs - Special Purpose Selection Notes

Select this component when an 8-bit resolution is sufficient for the application's accuracy requirements. The wide input voltage range allows for direct interfacing with high-voltage sensors without additional attenuation circuitry. Consider the PDIP-28 package constraints regarding board space and thermal dissipation compared to surface-mount alternatives.

ADCs/DACs - Special Purpose Part Context

The AD7581 series represents a family of multi-channel ADCs designed for general-purpose data conversion tasks. The AD7581LNZ specifically denotes the lead-free version of the AD7581LN. These devices are part of Analog Devices' broader portfolio of signal chain components used in mixed-signal applications requiring moderate speed and multiple inputs.

ADCs/DACs - Special Purpose Replacement Considerations

Cross-reference with other ADI 8-bit SAR ADCs such as the AD7582 or AD7583 for channel count variations. Verify pin compatibility if substituting with older AD7581 variants lacking the 'Z' suffix.