SA2420 Datasheet, PDF (8/16 Pages) NXP Semiconductors – Low voltage RF transceiver . 2.45GHz

Philips Semiconductors
Low voltage RF transceiver — 2.45 GHz
Product specification
SA2420
3.0
18
T = 25°C
2.8
17
2.6
16
2.4
15
NF
GAIN
2.2
14
2.0
2
3
4
5
VOLTS (V)
13
6
SR01462
Figure 7. LNA Gain & 50W NF VS Supply Voltage
–12.0
–12.4
T = 25°C
V_cc = 3V
–12.8
LOSS
S12
–23.0
–23.8
–24.6
–13.2
–25.4
–13.6
–26.2
–14.0
2.400
2.425
2.450
2.475
FREQUENCY (GHz)
–27.0
2.500
SR01463
Figure 8. LNA Loss Mode & S12 VS Frequency
0
T = 25°C
–5
P–1dB
IP3
–10
–15
–20
2
3
4
5
6
VOLTS (V)
SR01464
Figure 9. LNA Input IP3 and P–1dB VS Supply Voltage
0
–5
P–1dB
IP3
–10
–15
–20
2.400
2.425
T = 25°C
V_cc = 3V
2.450
FREQUENCY (GHz)
2.475
2.500
SR01465
Figure 10. LNA Input IP3 and P–1dB VS Frequency
1997 May 23
8