MAX3421E

PRODUCTION

USB Peripheral/Host Controller with SPI Interface

A Single IC with USB Functionality

Part Models
4
1ku List Price
Starting From $5.40
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Part Details

  • Microprocessor-Independent USB Solution
  • Software Compatible with the MAX3420E USB Peripheral Controller with SPI Interface
  • Complies with USB Specification Revision 2.0 (Full-Speed 12Mbps Peripheral, Full-/Low-Speed 12Mbps/1.5Mbps Host)
  • Integrated USB Transceiver
  • Firmware/Hardware Control of an Internal D+ Pullup Resistor (Peripheral Mode) and D+/D- Pulldown Resistors (Host Mode)
  • Programmable 3- or 4-Wire, 26MHz SPI Interface
  • Level Translators and VL Input Allow Independent System Interface Voltage
  • Internal Comparator Detects VBUS for Self-Powered Peripheral Applications
  • ESD Protection on D+, D-, and VBCOMP
  • Interrupt Output Pin (Level- or Programmable-Edge) Allows Polled or Interrupt-Driven SPI Interface
  • Eight General-Purpose Inputs and Eight General-Purpose Outputs
  • Interrupt Signal for General-Purpose Input Pins, Programmable Edge Polarity
  • Intelligent USB SIE
  • Automatically Handles USB Flow Control and Double Buffering
  • Handles Low-Level USB Signaling Details
  • Contains Timers for USB Time-Sensitive Operations so SPI Master Does Not Need to Time Events
  • Space-Saving Lead-Free TQFP and TQFN Packages (5mm x 5mm)
MAX3421E
USB Peripheral/Host Controller with SPI Interface
MAX3421E: Typical Application Circuit
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Evaluation Kits

MAX3421EVKIT-1

Evaluation Kit for the MAX3421E/MAX3420E

Features and Benefits

  • Ideal USB Training and Debugging System
  • Mates to Keil MCB2130 Development Board
  • Can Be Wired into User Systems
  • MAX3421E Can Be Used as USB Host or Peripheral
  • MAX3420E Provided On-Board as a Test Peripheral
  • MAX3420E Can be Used to Develop USB Peripheral Code

Product Details

The MAX3421 evaluation kit-1 (EV kit-1) provides a proven design to evaluate the MAX3421E USB peripheral controller with SPI™ interface. The EV kit contains both a MAX3421E USB host & peripheral controller and a MAX3420E USB peripheral controller for user evaluation and development. Connector J4 is wired to plug into a Keil MCB2130 development board, which contains a Philips ARM controller (LPC2318). The design uses two separate SPI ports to provide independent operation of the two USB controllers (MAX3421E and MAX3420E).

The MAX3421 EV kit-1 adds USB functionality to any microcontroller, microprocessor, DSP, CPLD, FPGA, or ASIC with an SPI master interface, or five GPIO lines.

The EV kit-1 board comes with the MAX3421EEHJ+ and MAX3420EECJ+ installed.

Applications

  • Cameras
  • Custom USB Devices
  • Desktop Routers
  • Embedded Systems
  • Instrumentation
  • Medical Devices
  • Microprocessors and DSPs
  • MP3 Players
  • PDAs
  • PLCs
  • Set-Top Boxes

MAX3421EVKIT-1
Evaluation Kit for the MAX3421E/MAX3420E

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