MAX22522

预发布

IO-Link Device Transceiver with Integrated Cortex-M0 and Analog Front End

产品技术资料帮助

ADI公司所提供的资料均视为准确、可靠。但本公司不为用户在应用过程中侵犯任何专利权或第三方权利承担任何责任。技术指标的修改不再另行通知。本公司既没有含蓄的允许,也不允许借用ADI公司的专利或专利权的名义。本文出现的商标和注册商标所有权分别属于相应的公司。

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概述

  • Enable Smallest Sensors and Actuators
    • Cortex-M0 with 64kB RAM and SWD
    • IO-Link State Machine
    • High Performance IO-Link Transceiver
    • High Speed Comparator
    • 6-bit DAC
    • Three 256-Tap 10kΩ Variable Resistors
    • 60kΩ 64-Tap Variable Resistor
    • 13-Bit ADC
    • 10 GPIOs Configurable as I2C, SPI, SWD
    • Integrated Temperature Sensor
    • Integrated Oscillator with PLL for IO-Link
  • Highly Flexible and Configurable
    • 7V to 36V Supply
    • COM1, COM2, and COM3 Data Rates
    • Programmable 50mA to 250mA C/Q Current Limit Threshold
    • 5V and 1.8V Linear Regulators with Controller
    • WLP Package (4.42mm × 2.64mm)
  • Robust 24V IO Interface
    • Reverse Polarity and Overvoltage Protection
    • Internal Monitoring Enables Enhanced Diagnostics
    • Fast Demag of 200mA/1.2H Inductive Loads
    • ±4kV IEC 61000-4-2 Contact ESD Protection
    • ±6kV IEC 61000-4-2 Air-Gap ESD Protection
    • ±1.2kV/500Ω Surge Protection on C/Q and V24

The MAX22522 is a mixed signal IO-Link device transceiver incorporating an ARM®Cortex-M0 with an IO-Link data link state machine. This state machine autonomously manages all time critical tasks for IO-Link communication at the COM1, COM2, and COM3 data rates. The integrated state machine manages all IO-Link M-sequence types, as well as full ISDU transfers.

The MAX22522 integrates programmable analog components including a 13-bit ADC, an integrated comparator, and four programmable resistors, which allow the MAX22522 to be used for signal generation and conditioning for end-of-line calibration for sensors and actuators.

Low-noise 5V, 3.3V, and 1.8V linear regulators provide low-noise supplies for analog signal sensing. Optionally, an external NPN transistor may also be used to shunt regulator heat off-chip.

The 24V C/Q driver can be configured to operate in high- side (PNP), low-side (NPN), or push-pull (PP) modes. The C/Q current limit threshold is programmable from 50mA to 250mA.

An integrated comparator, a 6-bit DAC, a 13-bit ADC, and high-resolution variable resistors are included for signal conditioning for analog sensing circuitry.

The MAX22522 is available in a 60-bump WLP package (4.42mm × 2.64mm) and operates over the −40°C to +125°C temperature range.

MAX22522
IO-Link Device Transceiver with Integrated Cortex-M0 and Analog Front End
MAX22522 Functional Block Diagram MAX22522 Pin Configuration MAX22522 Chip Illustration
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评估套件

eval board
MAX22522EVKIT

Evaluating the MAX22522, IO-Link Device Transceiver with Integrated Cortex-M0 and AFE

特性和优点

  • Fully-featured evaluation board for the MAX22522
  • Access to all peripherals and AFE
  • Enables quick prototyping

产品详情

The MAX22522 evaluation kit (EV kit) is designed to evaluate the MAX22522 IO-Link device transceiver with integrated Cortex-M0 and analog front end (AFE).

The MAX22522 EV kit includes three integrated regulators (5V, 3.3V, and 1.8V) with a flexible power scheme that allows the device to be used in many different applications. The EV kit is designed to allow the user to test and optimize the power structure for any design.

The MAX22522 EV kit features suite of peripherals for high performance and flexibility. Peripherals include a high-speed comparator, a 6-bit DAC, a 13-bit ADC, four variable resistors, and twelve GPIO pins. All peripherals and associated pins are available on easy-to-access headers.

The MAX22522 EV kit includes two methods to program the IC: using on-board serial EEPROM or programming through the serial debug (SWD) interface. Sample code is available for use with the EV kit and a user can download it from Analog’s website.

MAX22522EVKIT
Evaluating the MAX22522, IO-Link Device Transceiver with Integrated Cortex-M0 and AFE
MAX22522EVKIT Board Photo Angle View MAX22522EVKIT Board Photo Top View MAX22522EVKIT Board Photo Bottom View

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