se2523bu SiGe Semiconductor, se2523bu Datasheet - Page 7

• Manufacturer Part Number: se2523bu
• Description: 2.4 Ghz Power Amplifier With Power Detector
• Manufacturer: SiGe Semiconductor

802.11b Performance
Negative Slope Power Detector Performance
192-DST-01 Rev 1.2 Apr-12-2006
Figure 5: SE2523BU 802.11b Typical Performance: (a) ACPR-ADJ vs. Output Power over Voltage, (b) ACPR-
Figure 6: SE2523BU Negative Slope Power Detector Typical Performance: (a) VDET vs. Output Power over
-26
-28
-30
-32
-34
-36
-38
-40
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
1
0
10
5
Negative VDET vs. Output Power over Frequency
11
VCC 2.7 V
802.11B ACPR-ADJ vs. Output Power over Voltage
7
2400 MHz
12
13
9
14
ALT vs. Output Power over Voltage, (c) Harmonics vs. Output Power
11
VCC 3 V
Output Pow er (dBm )
15
Output Pow er (dBm )
(a)
16
13
2450 MHz
(a)
17
Frequency, (b) VDET vs. Output Power over Voltage
15
18
VCC 3.3 V
-30
-40
-50
-60
-70
-80
10
19
17
20
11
19
2nd, 3rd Harmonics vs. Output Power
2500 MHz
12
21
VCC 3.6 V
22
13
21
(802.11b, 1 Mbps, CCK)
23
2fo
14
Output Pow er (dBm )
23
24
15
16
(c)
2.4 GHz Power Amplifier with Power Detector
17
-40
-45
-50
-55
-60
-65
-70
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
18
1
0
10
5
19
Negative VDET vs. Output Power over Voltage
11
3fo
VCC 2.7 V
VCC 2.7 V
20
7
12
21
802.11B ACPR-ALT vs. Output Power
13
9
22
14
11
23
VCC 3 V
15
Output Pow er (dBm )
VCC 3 V
Output Pow er (dBm )
16
13
(b)
(b)
17
15
18
VCC 3.3 V
VCC 3.3 V
19
17
20
SE2523BU
19
21
Preliminary
VCC 3.6 V
VCC 3.6 V
22
21
23
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