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RF5521

DS130715

7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical

support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.

Absolute Maximum Ratings

Parameter

Rating

Unit

DC Supply Voltage

5.5

V

Stability, Output VSWR

5:1

Antenna Port Nominal Impedance

50

Ω

Full Spec Compliant Temperature

Range

-10 to +75

°C

Storage Temperature

-40 to +150

°C

Moisture Sensitivity Level

MSL2

LNA Input Power (no damage)

5

dBm

Parameter

Specification

Unit

Condition

Min.

Typ.

Max.

Compliance

IEEE802.11b/g/n, FCC CFR 15.247,.205,.209,

EN & JDEC. VDD=3.3V, LNA EN=2.85V,

Temp=+25°C, Freq=2.4GHz to 2.5GHz, unless

noted otherwise.

Operating Frequency

2.4

2.5

GHz

3.0

3.3

4.5

V

LNA Enable Voltage (LNA_En)

2.70

2.85

4.5

V

LNA Enabled

0

0.2

V

LNA Off.

Switch Control Voltage “HIGH”

2.4

4.5

V

Switch Control Voltage “LOW”

0.2

V

LNA Bypass (LNA_EN)

2.7

4.5

V

LNA Bypass Disabled

0.2

V

LNA Bypass Enabled

LNA Current

4.5

7

14

mA

LNA in “On” state.

5

μA

LNA in “Off” state.

LNA Enable

1

mA

LNA Enabled.

LNA Bypass

1

mA

LNA Bypass Mode.

Gain, WiFi Rx

9

12

14

dB

WiFi ANT-RX. (LNA_EN High)

Bypass Mode

-5.0

-4.0

-3.0

dB

WiFi ANT-RX, (LNA_EN Low)

Noise Figure

VDD>3.0V, including switch

WiFi Rx

2.0

3.0

dB

WiFi RX Mode.

Bypass Mode

4.0

5.0

dB

LNA Bypass.

Passband Ripple

-0.2

+0.2

dB

WiFi RX Mode.

-0.2

+0.2

dB

WiFi ANT-BT

Output Return Loss

7.5

12

20

dB

LNA ON

WiFi Input/Output Impedance

50

Ω

No external matching.

Cau t ion! ESD sensitive de vice.

Exceeding any one or a combination of the Absolute Maximum Rating conditions may

cause permanent damage to the device. Extended application of Absolute Maximum

Rating conditions to the device may reduce device reliability. Specified typical

performance or functional operation of the device under Absolute Maximum Rating

conditions is not implied.

RoHS status based on EU Directive 201 1/65/EU (at time of this document revision).

The information in this publication is believed to be accurate and reliable. However,

no responsibility is assumed by RF Micro Devices, Inc. ("RFMD") for its use, nor for

any infringement of patents, or other rights of third parties, resulting from its use. No

license is granted by implication or otherwise under any patent or patent rights of

RFMD. RFMD reserves the right to change component circuitry, recommended

application circuitry and specifications at any time without prior notice.