BCM2050 Просмотр технического описания (PDF) - Broadcom Corporation

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BCM2050

WLAN Chipset for 802.11a/b/g

Broadcom Corporation 

Receiver Description

• Full integration

• On-Chip LNA input matching

• High-gain, low-noise, high-linearity, gain controllable LNA/mixer

• 3 stages of high-pass VGA’s

• A5th-order Chebychev LPF

• Dual RSSI’s

• System NF of 4dB and max gain of 93dB is achieved

RF In

(Diff)

LNA

15/27

RSSI

RSSI

HP

LPF

HP

HP

WRSSI out

NRSSI out

RX_I out

HP

LPF

HP

HP

0/21

0/6 0/21 0/18 dB

RX_Q out

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