se2545a30 SiGe Semiconductor, se2545a30 Datasheet - Page 11

• Manufacturer Part Number: se2545a30
• Description: Dual Band 802.11n Wireless Lan Front End
• Manufacturer: SiGe Semiconductor

2.4 GHz Power Detector Characteristics
Conditions: V
Note 2: The SE2545A30 provides the following load: PDZ
211-DST-01 Rev 1.0 Apr-26-2006
PDZ
PDV
Symbol
(Note 2)
LPF
PDV
PDV
PDR
F
OUT
LOAD
NoRF
-3dB
p15
p18
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
1
0
4
°C, as measured on SiGe Semiconductor’s SE2545A30-EV1 evaluation board (de-embedded to
device), all unused ports terminated with 50 ohms, unless otherwise noted.
Frequency Range
Power detect range,
peak power
DC load impedance
Output Voltage, P
No RF
Output Voltage, P
15dBm
Output Voltage, P
18dBm
Power detect low pass
filter -3dB corner
frequency
CC
Figure 3: 2.4 GHz Power Detector Response over Frequency (CW Signal Used)
5
= 3.3 V, “PU0g and TX0ag = 3.3 V or “PU1g and TX1ag = 3.3 V”, RX0ag = RX1ag = 0 V, T
Parameter
6
7
2 GHz VDET vs. Output Power over Frequency (3.3 V, 25 C)
OUT
OUT
OUT
8
=
=
=
9
2400 MHz
Measured at A0 or A1
Load = high impedance
Min: 10 kohm
Typ: 500 kohm
10
11
Condition
Output Power (dBm)
12
-
-
-
-
-
13
2450 MHz
LOAD
Dual Band 802.11n Wireless LAN Front End
14
= 2.4 kohm, PDC
15
0.915
2400
16
Min.
0.55
0.41
270
0
-
17
2500 MHz
LOAD
18
0.950
Typ.
300
2.7
-
-
-
-
= 180 pF
19
Preliminary Information
20
2500
1.00
0.78
0.64
400
Max.
20
-
21
SE2545A30
22
23
kohm
Unit
MHz
dBm
KHz
A
11 of 18
V
V
V
= 25
24