802.11a/b/g Wireless LAN



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Maxim > Solutions > 802.11a/b/g Wireless LAN

Power Amplifiers/Drivers

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Title/Parts

Key Advantages

QV PDF

2.4GHz to 2.5GHz, 802.11g RF Transceivers with Integrated PA
MAX2831, MAX2832

QV PDF

1200MHz to 2500MHz Adjustable RF Predistorter
MAX2009

Industry's First RF Predistorter IC Designed to Improve Power-Amplifier Adjacent-Channel Power Rejection

QV PDF

2.4GHz SiGe Linear Power Amplifier
MAX2247

QV PDF

2.4GHz to 2.5GHz Linear Power Amplifier
MAX2242

2.4GHz PA Delivers +23 dBm Linear Output Power

QV PDF

2.5GHz, +20dBm Power Amplifier IC in UCSP Package
MAX2240

Industry's Smallest Bluetooth PA Provides Digital Power Control

Key Specifications: ISM RF Transceivers

Part Number

Solutions

Applications

Freq.
(MHz)

Footprint
(mm x mm)

Package/Pins

Smallest Available Pckg.
(mm²)

RoHS Available

max w/pins

MAX2831

WLAN

802.11g

802.11b

802.11g / ISM

2400 to 2500

7.0 x 7.0

TQFN/48

50.4

Yes

See All ISM RF Transceivers (9)

Key Specifications: RF Predistortion ICs

Part Number

Freq.
(MHz)

Features

Footprint
(mm x mm)

Package/Pins

min

max

MAX2009

1200

2500

+/-0.04ns Group Delay Ripple

<1.3ns Group Delay

Single +5V Supply

Up to 12dB ACPR Improvement

Up to 24-degrees Phase Expansion

Up to 7dB Gain Expansion

5.0 x 5.0

TQFN/28

See All RF Predistortion ICs (2)

Key Specifications: Power Amplifiers/Drivers

Part Number

Features

Footprint
(mm x mm)

Package/Pins

MAX2247

24% PAE at +24dBm Linear Output Power, 3.3V

24% PAE at +21dBm Linear Output Power, 3.0V

29dB Power Gain

External Bias Control for Current Throttleback

Internal Input Matching

On-Chip Power Detector

Shutdown

Up to +24dBm Output Power at <-32/-55dBc ACPR

1.5 x 2.0

UCSP/11

MAX2242

+22.5dBm Output Power at -33dBc ACPR for 802.11b

28.5dB Power Gain

External Bias Control for Current Throttleback

On-Chip Power Detector

Output Power Tunable from +10dBm to +22dBm

1.5 x 2.0

UCSP/11

MAX2240

+19dBm Output Power at 105mA Supply Current

2-Bit Digital Power Control

Integrated Input Match

Low 105mA Operating Current

1.6 x 1.6

UCSP/9

See All Power Amplifiers/Drivers (9)

Key Specifications: WiFi/WLAN RF Transceivers

Part Number

Solutions

Freq.
(MHz)

Footprint
(mm x mm)

Package/Pins

Smallest Available Pckg.
(mm²)

RoHS Available

Applications

max w/pins

MAX2831

WLAN

2400 to 2500

7.0 x 7.0

TQFN/48

50.4

Yes

802.11g

802.11b

802.11g / ISM

See All WiFi/WLAN RF Transceivers (6)