SE2525L-R datasheet(5/12 Pages) SIGE

5 / 12 page

SE2525L

RangeCharger™ 2.4GHz Power Amplifier with Power Detector

Preliminary Information

28-DST-01 Rev 2.1 Apr-25-2006

Confidential

5 of 12

QA042506

802.11b AC Electrical Characteristics

Conditions: VCC = VEN = 3.3 V, f = 2.45 GHz, VB connected to VREG, TA = 25 °C, as measured on SiGe

Semiconductor’s SE2525L-EV1 evaluation board, unless otherwise noted.

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Unit

fL-U

Frequency Range

2400

2500

MHz

P1dB

Output 1dB compression point

No modulation

25.5

dBm

S21

Small Signal Gain

PIN = -25 dBm

∆S21

Gain Variation over band

PIN = -25 dBm,

fIN= 2400 to 2500 MHz

2.0

2f,

-27

dBm/MHz

Harmonics

POUT = 23 dBm, CW

-47

dBm/MHz

ACPR

Adjacent Channel Power Ratio

±11 MHz offsets from carrier

±22 MHz offsets from carrier

POUT = 23 dBm, 11

Mbps CCK signal, BT =

0.45

-32

-52

dBr

STAB

Stability

PIN ≤ 2 dBm,

POUT = 23 dBm, 11

Mbps CCK signal, BT =

0.45, VSWR = 6:1

All non-harmonically related outputs less

than -50 dBc/100 kHz

VSWR

Tolerance to output load

mismatching

PIN ≤ 2 dBm,

POUT = 23 dBm, 11

Mbps CCK signal, BT =

0.45, VSWR = 10:1 All

Phases

No damage

Detector Selection Logic

Conditions: VCC = VEN = 3.3V, VB = VREG, TA = 25°C, as measured on SiGe Semiconductor’s SE2525L-EV1

evaluation board, unless otherwise noted

SLOPESEL

VDETIN/DETSEL

Detector Slope

Detector Signal Source

Open Circuit

AC Coupled

Positive

External

Open Circuit

Ground

Positive

Internal

Ground

AC Coupled

Negative

External

Ground

Negative

Internal

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