Mfr Part #:

MAX3232

Mfr Name: Analog Devices / Maxim Integrated

The MAX3232 is an RS-232 line driver and receiver from Analog Devices, operating from a 3V to 5.5V supply. It offers ±15kV ESD protection.

✓ Total Stock: 70,538 pcs

$ Price Range: $0.99

MAX3232 Available from 2 distributors

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Romaks Technologies ✓ Non-Authorised Inventory information	69,538 pcs On Request	69538 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Xingangxin ✓ Non-Authorised Inventory information	1,000 pcs On Request	1000 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

MAX3232 Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	Analog Devices / Maxim Integrated
Data Rate	250 kbit/s
ESD Protection	±15 kV
Operating Temperature	-40°C to 85°C
Supply Current	300 μA
Supply Voltage	3 V to 5.5 V

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MAX3232 Description

Short technical summary and product information.

The MAX3232 from Analog Devices is a multichannel RS-232 line driver and receiver designed for reliable serial communication. It operates with a wide supply voltage range of 3V to 5.5V, making it versatile for various applications. The device features ±15kV ESD protection on its bus terminals, exceeding industry standards like the human-body model (HBM).

This transceiver supports data signaling rates up to 250 kbit/s and includes two drivers and two receivers. It meets or exceeds TIA/EIA-232-F and ITU V.28 standards, ensuring compatibility with standard asynchronous communication controllers. The MAX3232 utilizes a dual charge-pump circuit and requires four external 0.1 μF capacitors for operation.

Available in multiple package options including SOIC, SSOP, and TSSOP, the MAX3232 is suitable for integration into compact electronic systems. Its low supply current of 300 μA typical makes it an efficient choice for battery-powered devices and other power-sensitive applications.

MAX3232 Quick Information

Product Type: RS-232 Line Driver and Receiver

Canonical Name: MAX3232 3-V to 5.5-V Multichannel RS-232 Line Driver and Receiver

Subcategory: Line Driver and Receiver

MAX3232 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

MAX3232 Estimated Pricing

Qty	Low	High
1+	$0.99	$0.99

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

MAX3232 Features

Operates from 3V to 5.5V supply.
±15kV ESD protection on bus terminals.
Supports data rates up to 250 kbit/s.
Includes two drivers and two receivers.
Low supply current of 300 μA typical.

MAX3232 Applications

Industrial PC serial ports.
Wired and enterprise networking.
Battery-powered systems.
Hand-held equipment interfaces.

MAX3232 FAQs

6 frequently asked questions generated from this part’s specifications.

What is the supply voltage range for the MAX3232?

The MAX3232 operates with a VCC supply voltage ranging from 3V to 5.5V.

What is the maximum data rate supported by the MAX3232?

The MAX3232 supports data signaling rates up to 250 kbit/s.

What level of ESD protection does the MAX3232 offer?

The MAX3232 provides RS-232 bus-terminal ESD protection that exceeds ±15 kV using the human-body model (HBM).

How many drivers and receivers are included in the MAX3232?

The MAX3232 includes two line drivers and two line receivers.

What is the typical supply current for the MAX3232?

The typical supply current for the MAX3232 is 300 μA.

What are the available package types for the MAX3232?

The MAX3232 is available in SOIC, SSOP, and TSSOP packages.