STLC4420A 查看數據表（PDF） - STMicroelectronics

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STLC4420A

Single chip 802.11b/g/a WLAN radio

STMicroelectronics 

STLC4420A

Electrical specifications

Table 2. General electrical specifications (continued)

Parameter

Test condition / comment

6Mbps, 10% PER

9Mbps, 10% PER

12Mbps, 10% PER

18Mbps, 10% PER

Multipath Delay

Spread

24Mbps, 10% PER

36Mbps, 10% PER

48Mbps,10% PER

54Mbps, 10% PER

1Mbps BPSK and 2Mbps QPSK,

8% PER

5.5 and 11Mbps CCK, 8% PER

Transmitter specifications 802.11b/g (802.11a TBC)

TX RF Frequency

Range

802.11 b/g

802.11 a

TX LO Frequency

Range

RF Output VSWR

Note: Over AGC range, b and g

Bands only

TX LO Phase Jitter 50KHz to 10MHz, RMS, LO/2

TX AGC Control

Dynamic Range

TX AGC Control

Step Size

CCK Output Power

Monotonic

At 0 control attenuation. RF front

end properly matched

CCK Output Power Case 1: Set TX AGC to obtain this

OFDM Output Power Pout.

Min.

2300

4900

4600

40

5

Output Noise Floor Carrier offsets 0 to 10MHz

Carrier offsets >20MHz

CCK Output Power Case 2: Set TX AGC to obtain this

OFDM Output Power Pout

Output Noise Floor Carrier offsets 0 to 10MHz

Carrier offsets >20MHz

Typ.

820

430

630

405

320

210

160

120

250

100

Max.

Units

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

2500

5850

5000

MHz

MHz

2:1

1.25

Deg

dB

2

dBm

8

dBm

3

dBm

-6

dBm

-135 dBm/Hz

-138 dBm/Hz

-7

dBm

-16

dBm

-137.5 dBm/Hz

-140.5 dBm/Hz

17/40

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