se2521a60 SiGe Semiconductor, se2521a60 Datasheet - Page 9

• Manufacturer Part Number: se2521a60
• Description: 2.4 Ghz Wireless Lan Front End
• Manufacturer: SiGe Semiconductor

CW Typical Performance
Detector Performance
177-DST-01 Rev 1.4 Apr-04-2006
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
-30
-40
-50
-60
-70
-80
1
0
Figure 8: Typical CW Performance (a) IMD3, IMD5 vs. Output Power, (b) P1dB, Gain vs. Frequency
2
6
7
4
VDET vs. Output Pow er over Frequency (25 C, 3.3 V, CW)
8
IMD3, IMD5 vs. Output Pow er (25 C, 2450 MHz, CW)
2400 MHz
Figure 9: Typical Power Detector Response: (a) Over Frequency, (b) Over Voltage
9
6
10
IMD3
8
11
Figure 7: 802.11b Typical Harmonic Performance (1 Mbps, CCK)
Output Pow er (dBm )
12
10
Output Pow er (dBm )
13
(a)
2450 MHz
(a)
12
14
15
14
-40
-45
-50
-55
-60
-65
-70
16
10
IMD5
17
16
11
18
2500 MHz
12
18
19
(25 C, 2450 MHz, 802.11b 1 Mbps CCK Signal)
13
20
2nd, 3rd Harm onics vs. Output Pow er
20
2nd Harmonic
14
21
15
22
Output Pow er (dBm )
16
17
18
26.5
25.5
24.5
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
27
26
25
24
2400
1
19
0
3rd Harmonic
20
2
VDET vs. Output Pow er over Voltage (25 C, 2450 MHz, CW)
21
2.7 V
2420
22
4
2.4 GHz Wireless LAN Front End
P1dB vs. Frequency (25 C, 3.3 V, CW)
23
6
24
P1dB
2440
Frequency (MHz)
8
25
Output Pow er (dBm )
3.0 V
(b)
10
(b)
2460
12
Gain
14
3.3 V
SE2521A60
2480
16
18
2500
3.6 V
20
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25
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