MAX3222 The Texas Instruments MAX3222 is a dual-channel RS-232 line driver and receiver. It features ±15kV ESD protection and operates from a 3V to 5.5V supply.
Mfr Part #:

MAX3222

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments MAX3222 is a dual-channel RS-232 line driver and receiver. It features ±15kV ESD protection and operates from a 3V to 5.5V supply.
✓ Total Stock: 51,657 pcs
$ Price Range: $0.99

MAX3222 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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51,657 pcs
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MAX3222 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Data Rate
ESD Protection
Output Voltage
SVHC Present

MAX3222 Description

Short technical summary and product information.

The Texas Instruments MAX3222 is a versatile RS-232 line driver and receiver designed for various applications, including battery-powered systems, PDAs, notebooks, and laptops. This device integrates two line drivers and two line receivers, along with a dual charge-pump circuit, providing robust ±15kV ESD protection on its serial port connection pins.

 

The MAX3222 operates efficiently from a single 3V to 5.5V supply, making it suitable for a wide range of portable and embedded systems. It supports data signaling rates up to 250 kbps and can accept 5V logic input when operating with a 3.3V supply. The device also offers a low standby current of 1 µA typical, which is crucial for power-sensitive applications. When placed in power-down mode, receivers remain active while drivers are in a high-impedance state.

 

Available in SOIC, SSOP, and TSSOP packages, the MAX3222 requires four small external capacitors for operation. Its design meets or exceeds the requirements of TIA/EIA-232-F and ITU v.28 standards, ensuring reliable serial communication.

 

For applications requiring higher speeds, the pin-compatible SNx5C3222 offers 1 Mbps data rates.

MAX3222 Quick Information

Product Type: RS-232 Line Driver and Receiver
Canonical Name: MAX3222 3-V to 5.5-V Multichannel RS-232 Line Driver and Receiver With ±15-kV ESD Protection
Subcategory: RS-232 Transceivers

MAX3222 Compliance

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

MAX3222 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

MAX3222 Features

  • ±15 kV ESD protection on bus pins
  • Operates from 3V to 5.5V supply
  • Up to 250 kbps data rate
  • Two drivers and two receivers
  • Low 1 µA standby current

MAX3222 Applications

  • Ideal for battery-powered systems
  • Suitable for PDAs and notebooks
  • Used in laptops and palmtop PCs
  • Applicable to hand-held equipment

MAX3222 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the MAX3222?

3V to 5.5V

What is the operating temperature range?

-40°C to 85°C

What packages are available?

SOIC-20, SSOP-20, and TSSOP-20

What is the ESD protection level?

±15 kV (HBM)

What is the maximum data rate?

250 kbps

How many drivers and receivers does the MAX3222 have?

2 drivers and 2 receivers

What is the standby current?

1 µA typical

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