RF2489 Ver la hoja de datos (PDF) - RF Micro Devices
Número de pieza
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Lista de partido
RF2489 Datasheet PDF : 16 Pages
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RF2489
Preliminary
Evaluation Board Current Measurement
BAND IF
SEL SEL
CDMA Cellular
JCDMA
LNA On, Mixer Preamp On,
TX Buffer Off, /2 Off
0
0
LNA On, Mixer Preamp Off,
0
0
TX Buffer Off, /2 Off
LNA Bypassed, Mixer Preamp On,
0
0
TX Buffer Off, /2 Off
LNA Bypassed, Mixer Preamp Off,
0
0
TX Buffer Off, /2 Off
ENABLE
1
1
1
1
LNA
GAIN
1
1
0
0
MIX
GAIN
1
0
1
0
IP TX BUFF
/2
IDC
SET ENABLE SELECT (mA)
0
0
0
0
0
0
0
0
0
27.5
0
23.0
0
23.0
0
18.5
FM
LNA On, Mixer Preamp On,
0
1
1
TX Buffer Off, /2 Off
LNA On, Mixer Preamp Off,
0
1
1
TX Buffer Off, /2 Off
LNA Bypassed, Mixer Preamp On,
0
1
1
TX Buffer Off, /2 Off
LNA Bypassed, Mixer Preamp Off,
0
1
1
TX Buffer Off, /2 Off
1
1
0
0
1
0
0
0
0
1
0
0
0
0
0
0
0
27.5
0
23.0
0
23.0
0
18.5
CDMA PCS - High IIP3 LNA Mode
LNA On, Mixer Preamp On,
8
TX Buffer Off, /2 Off
LNA Off, Mixer Preamp Off,
1
0
1
1
0
1
1
1
1
0
1
0
1
0
TX Buffer Off, /2 Off
LNA Bypassed, Mixer Preamp On,
1
0
1
0
1
1
0
TX Buffer Off, /2 Off
LNA Bypassed, Mixer Preamp Off,
1
0
1
0
0
1
0
TX Buffer Off, /2 Off
0
29.5
0
25.0
0
23.0
0
18.5
GPS
LNA On, Mixer On
NOTES:
All IDC current numbers include bias circuitry current of 3.5mA (dependent on mode).
TX Buffer On: Add 2mA to total current.
/2 Select On: Add 2mA to total current.
“X” denotes setting does not impact current.
8-38
Rev A10 011017
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