MAX3221EAE The MAX3221EAE is an RS-232 transceiver from Analog Devices Inc. It features a 1-driver/1-receiver configuration and operates from a 3V to 5.5V supply.
Mfr Part #:

MAX3221EAE

Available from 5 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The MAX3221EAE is an RS-232 transceiver from Analog Devices Inc. It features a 1-driver/1-receiver configuration and operates from a 3V to 5.5V supply.
Total Stock: 70,528 pcs
$ Price Range: $1.44

MAX3221EAE Available from 5 distributors

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Non-Authorised

MAX3221EAE Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Data Rate
Duplex
Mounting Type
Number of Drivers
Operating Temperature
Protocol
Receiver Hysteresis
Supplier Device Package
Type
Voltage

MAX3221EAE Description

Short technical summary and product information.

The MAX3221EAE is a single-chip RS-232 transceiver designed for applications requiring low power consumption and true RS-232 performance from a single +3.0V to +5.5V supply. It integrates a dual charge-pump power supply and a low-dropout transmitter, eliminating the need for a ±12V supply.

 

This transceiver features 1 driver and 1 receiver, supporting a data rate of 235Kbps. It operates within a temperature range of -40°C to 85°C and is housed in a compact 16-SSOP package, suitable for surface mounting. The device also includes Maxim's AutoShutdown feature, which reduces supply current to 1µA when receiver inputs are inactive, conserving power in battery-powered and hand-held equipment.

 

Key electrical characteristics include a supply voltage range of 3V to 5.5V and receiver hysteresis of 300mV. The AutoShutdown feature is enabled after 30µs of no activity on receiver inputs, with an option for software control. This makes the MAX3221EAE suitable for various peripherals and portable diagnostic equipment where power efficiency is critical.

MAX3221EAE Quick Information

Product Type: RS-232 Transceiver
Canonical Name: MAX3221EAE RS-232 Transceiver
Subcategory: RS-232 Transceiver

MAX3221EAE Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

MAX3221EAE Estimated Pricing

Qty Low High
1+ $1.44 $1.44

Estimated market price range - modelled values for guidance only, not live distributor offers.

MAX3221EAE Features

  • Single-chip RS-232 transceiver
  • 1 driver and 1 receiver configuration
  • Operates from 3V to 5.5V supply
  • 1µA supply current in shutdown mode
  • 16-SSOP surface mount package

MAX3221EAE Applications

  • Ideal for battery-powered equipment
  • Suitable for hand-held devices
  • Used in peripheral interfaces
  • Applicable for portable diagnostics

MAX3221EAE FAQs

3 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the MAX3221EAE?

The MAX3221EAE operates from a 3V to 5.5V supply.

What package type is the MAX3221EAE available in?

The MAX3221EAE is available in a 16-SSOP package.

What is the operating temperature range for the MAX3221EAE?

The MAX3221EAE operates from -40°C to 85°C.

MAX3221EAE Alternate Parts

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