SE2525L
RangeCharger™ 2.4GHz Power Amplifier with Power Detector
Preliminary Information
802.11b AC Electrical Characteristics
Conditions:
Symbol
f
L-U
P
1dB
S
21
∆S
21
2f,
3f
V
CC
= V
EN
= 3.3 V, f = 2.45 GHz, V
B
connected to V
REG
, T
A
= 25 °C, as measured on SiGe
Semiconductor’s SE2525L-EV1 evaluation board, unless otherwise noted.
Parameter
Frequency Range
Output 1dB compression point
Small Signal Gain
Gain Variation over band
Harmonics
Adjacent Channel Power Ratio
ACPR
±11
MHz offsets from carrier
±22
MHz offsets from carrier
Stability
No modulation
P
IN
= -25 dBm
P
IN
= -25 dBm,
f
IN
= 2400 to 2500 MHz
P
OUT
= 23 dBm, CW
P
OUT
= 23 dBm, 11
Mbps CCK signal, BT =
0.45
P
IN
≤
2 dBm,
P
OUT
= 23 dBm, 11
Mbps CCK signal, BT =
0.45, VSWR = 6:1
P
IN
≤
2 dBm,
P
OUT
= 23 dBm, 11
Mbps CCK signal, BT =
0.45, VSWR = 10:1 All
Phases
Conditions
Min.
2400
-
28
-
-
-
-
-
25.5
31
2.0
-27
-47
-32
-52
Typ.
Max.
2500
-
-
-
-
-
-
-
Unit
MHz
dBm
dB
dB
dBm/MHz
dBm/MHz
dBr
STAB
All non-harmonically related outputs less
than -50 dBc/100 kHz
VSWR
Tolerance to output load
mismatching
No damage
Detector Selection Logic
Conditions:
V
CC
= V
EN
= 3.3V, V
B
= V
REG
, T
A
= 25°C, as measured on SiGe Semiconductor’s SE2525L-EV1
evaluation board, unless otherwise noted
V
DET
IN/DET
SEL
AC Coupled
Ground
AC Coupled
Ground
Detector Slope
Positive
Positive
Negative
Negative
Detector Signal Source
External
Internal
External
Internal
SLOPE
SEL
Open Circuit
Open Circuit
Ground
Ground
28-DST-01
Rev 2.1
Apr-25-2006
Confidential
QA042506
5 of 12
SIGE [ SIGE SEMICONDUCTOR, INC. ]
