Analog Devices Inc./Maxim Integrated MAX22530EVKIT#

Overview

MAX22530EVKIT# from Analog Devices is a fully assembled and tested evaluation kit designed to characterize the MAX22530 quad-channel isolated ADC with integrated field-side power supply. It includes the MAX22530AWE+ (16-pin WSOIC) pre-mounted, supports up to 110V DC input via 1:61 resistive dividers, delivers USB-powered operation with no external field-side supply required, and enables real-time ADC data acquisition and comparator configuration via Windows GUI software.

For engineers reviewing the MAX22530EVKIT# datasheet, MAX22530EVKIT# pinout, MAX22530EVKIT# application, or MAX22530EVKIT# equivalent, this page provides verified hardware capabilities, USB-to-SPI interface details, jumper-configurable power options, 110V-rated input protection, and RoHS-compliant PCB layout validation for industrial isolated sensing systems.

Technical Context

The MAX22530EVKIT# implements a complete isolated signal chain: field-side analog inputs (J2 terminals) feed through precision 1:61 thick-film resistor networks into the AIN1–AIN4 pins of the onboard MAX22530, while logic-side communication occurs over USB via an FTDI-based SPI bridge (U4, QFN64-EP) operating at up to 10MHz. Isolation is maintained by physical PCB separation and a 90pF stitching capacitor meeting CISPR32 radiated emissions requirements.

Power architecture supports dual modes: default USB-only operation (5V → on-board 3.3V regulator → VDDL/VDDPL), or external low-voltage supplies applied via J1 pins 11–12 (VDDL_EXT) and test points (VDDPL), controlled by shunt jumpers J3 and J4. Surge protection up to ±7kV/42Ω is implemented at each field input channel relative to AGND.

Key Specifications

Availability

MAX22530EVKIT# is available at Aetrix Electronics and suitable for industrial process monitoring, motor drive voltage feedback, battery stack monitoring, and isolated power supply telemetry requiring stable component supply and rapid prototyping validation.

Supply support for MAX22530EVKIT# includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Analog Devices is a global semiconductor leader specializing in high-performance analog, mixed-signal, and digital signal processing technologies for precision measurement and isolation applications.

The MAX2253x product line delivers galvanically isolated 16-bit ADCs with integrated field-side power for high-voltage industrial sensing-designed specifically for replacing discrete isolation + ADC solutions in PLC I/O modules and energy metering systems.

FAQ

What does the MAX22530EVKIT# evaluate?

The MAX22530EVKIT# evaluates the MAX22530AWE+ quad-channel isolated ADC in 16-pin WSOIC package. It provides complete hardware-including pre-mounted IC, 1:61 input dividers, USB interface, and Windows GUI-to validate ADC performance, comparator thresholds, SPI register access, and fault reporting under real-world 110V field conditions. The MAX22530EVKIT# does not evaluate the MAX22531 or any other variant.

Can the MAX22530EVKIT# operate without an external power supply?

Yes, the MAX22530EVKIT# operates entirely from USB power in its default configuration. Jumpers J3 (1–2) and J4 (2–3) connect VDDPL and VDDL to the on-board 3.3V regulator, eliminating need for external field or logic supplies. External power is only required when modifying jumper settings to isolate VDDPL or VDDL for custom supply testing.

What is the maximum input voltage supported by the MAX22530EVKIT#?

The MAX22530EVKIT# supports up to 110V DC at J2 terminals (pins 1–4), achieved via four matched 1:61 thick-film resistor networks that scale input to 0–1.8V at the MAX22530's AIN pins. Absolute maximum AIN voltage remains −0.3V to +2.0V; exceeding 110V risks violating this limit and damaging the IC.

Does the MAX22530EVKIT# include software, and what OS versions does it support?

Yes, the MAX22530EVKIT# uses the MAX2253xEVKitSetupV1.0.0.exe installer to deploy Windows-based GUI software supporting Windows 7, 8.1, and 10. The software provides three functional tabs: Configuration (for comparator setup and device control), ADC Scope (for time-domain plotting of raw/filtered samples), and Register Settings (for direct read/write access to all MAX22530 registers).

How is isolation implemented on the MAX22530EVKIT# PCB?

Isolation on the MAX22530EVKIT# is implemented through strict physical separation of logic-side (USB, SPI, regulators) and field-side (J2 inputs, AIN traces, dividers) circuitry, with a 90pF PCB stitching capacitor bridging the isolation barrier to meet CISPR32 radiated emissions limits. No optocouplers or transformers are used-the isolation is inherent to the MAX22530 IC itself, validated by the board's layout and creepage/clearance design.