NXP Semiconductors

BGS8458

WLAN LNA + Switch

BGS8458

All information provided in this document is subject to legal disclaimers.

© NXP B.V. 2019. All rights reserved.

Product data sheet

Rev. 2 — 24 September 2019

6 / 13

Symbol

Parameter

Conditions

Min Typ

Max

Unit

RF performance at ANT-RX path in, bypass receive mode[1]

transducer power gain

-9

-7

-5

dB

power gain flatness

peak-to-peak over any

80 MHz band

-

-

0.5

dB

input power at 1 dB gain compression

in-band

-

17

-

dBm

input third-order intercept point

20 MHz tone spacing;

-

29

-

dBm

input return loss

-

10

-

dB

output return loss

-

10

-

dB

RF performance at ANT-TX path in transmit mode [1]

insertion loss

-

0.7

-

dB

power gain flatness

peak-to-peak over any

80 MHz band

-

-

0.2

dB

ISL

isolation

measured between pin RX

and pin TX

-

30

-

dB

input power at 1 dB gain compression

in-band

-

32

-

dBm

input return loss

-

13

-

dB

output return loss

-

13

-

dB

[1]

See Table 11 for the appropriate control signal settings.

Table 11. Control signal truth table

Other modes than the ones given in this table are not allowed.

Control signal setting [1]

Mode of operation

SP2T switch

(pin 5)

(pin 2)

ANT-RX

ANT-TX

LNA

Mode name

LOW

HIGH

ON

OFF

ON

high-gain receive mode

LOW

LOW

ON

OFF

OFF

bypass receive mode

HIGH

LOW

OFF

ON

OFF

transmit mode

[1]

A logic LOW is the result of an input voltage on that specific pin between 0 V and 0.5 V.