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RF2489 데이터시트(PDF) 7 Page - RF Micro Devices

부품명 RF2489
상세설명  DUAL-BAND/TRI-MODE CDMA LOW NOISE AMPLIFIER/MIXER
PDF  16 Pages
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제조업체  RFMD [RF Micro Devices]
홈페이지  http://www.rfmd.com
Logo RFMD - RF Micro Devices

RF2489 데이터시트(HTML) 7 Page - RF Micro Devices

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Preliminary
8-39
RF2489
Rev A10 011017
8
Cascaded Performance (Typical Values for VCC=2.75V)
NOTE: All total current numbers include bias circuitry current of 1.5 mA to 2.0mA (dependent on mode).
Parameter
CELL CDMA
LNA ON
LNA OFF
LNA ON
LNA OFF
Mixer Preamp On
Mixer Preamp Off
Cascaded:
Gain (dB)
24.5
5.5
15.0
-4.0
Noise Figure (dB)
2.2
15.0
5.1
22.0
Input IP3 (dBm)
-6.6
+12.3
+1.9
+19.5
LO to IF Isolation (dB)
30
30
30
30
IF1 to RF Isolation (dB)
40
40
40
40
IF2 to RF Isolation (dB)
40
40
40
40
LO to LNA IN Isolation (dB)
40
40
40
40
Total Current (mA)
27.5
23.0
23.0
18.5
NOTE: Assumes 3dB image filter insertion loss. The TX Buffer Enable is off. Div/2 function is off.
Numbers represent low current LNA bias setting IPSET= 0.
Parameter
FM
LNA ON
LNA OFF
LNA ON
LNA OFF
Mixer Preamp On
Mixer Preamp Off
Cascaded:
Gain (dB)
24.0
5.0
15.0
-4.0
Noise Figure (dB)
2.2
15.0
5.1
22.0
Input IP3 (dBm)
-6.1
+12.7
+2.7
+20.8
LO to IF Isolation (dB)
30
30
30
30
IF1 to RF Isolation (dB)
40
40
40
40
IF2 to RF Isolation (dB)
40
40
40
40
LO to LNA IN Isolation (dB)
40
40
40
40
Total Current (mA)
27.5
23.0
23.0
18.5
NOTE: Assumes 3dB image filter insertion loss. The TX Buffer Enable is off. Div/2 function is off.
Numbers represent low current LNA bias setting IPSET= 0.
Parameter
PCS CDMA
LNA ON
LNA OFF
LNA at Max IIP3, IPSET =1
LNA at Min IIP3, IPSET=0
Mixer Amp ON
Mixer Amp OFF
Mixer Amp ON
Mixer Amp OFF
Mixer Amp ON
Mixer Amp OFF
Cascaded:
Gain (dB)
26.017.025.015.5
5.0
-4.0
Noise Figure (dB)
2.2
4.7
2.3
5.2
16.0
23.0
Input IP3 (dBm)
-9.0
-0.6
-8.5
-2.0
+11.8
+19.8
LO to IF Isolation (dB)
303030303030
IF1 to RF Isolation (dB)
40
40
40
40
40
40
IF2 to RF Isolation (dB)
40
40
40
40
40
40
LO to LNA IN Isolation (dB)
40
40
40
40
40
40
Total Current (mA)
29.525.027.523.023.018.5
NOTE: Assumes 3dB image filter insertion loss. The TX Buffer Enable is off. Div/2 function is off.
Parameter
GPS
Cascaded:
Gain (dB)
34.5
Noise Figure (dB)
1.6
Input IP3 (dBm)
-19
Total Current (mA)
21
NOTE: Assumes 1.5dB image filter insertion loss.
The TX Buffer Enable is off. /2 Select is off.



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