SA2420 Datasheet, PDF (10/16 Pages) NXP Semiconductors – Low voltage RF transceiver . 2.45GHz

Philips Semiconductors
Low voltage RF transceiver — 2.45 GHz
Product specification
SA2420
5
0
V_{CC =} 3V
T = 25°C
–5
P–1dB
IP3
–10
2.400
2.425
2.450
FREQUENCY (GHz)
2.475
2.500
SR01470
Figure 15. Rx Mixer Output IP3 and P–1dB VS Frequency
10
5
0
FULL (LO = 2.1 GHZ)
DOUBLER (LO = 1.05 GHZ
–5
–10
–30
–24
–18
–12
–6
0
LO POWER (dBM)
SR01471
Figure 16. Rx Mixer Conversion Gain VS LO Power
22
12
GAIN
POWER
20
6
18
0
V_CC = 3V
16
–50
0
50
TEMPERATURE (°C)
–6
100
SR01472
Figure 17. Tx Mx conv. Gain and Output Pwr VS Temp.
0
LO
IMAGE
–6
–12
–18
–24
–30
–30
–20
–10
LO POWER (dBM)
0
SR01473
Figure 18. Tx Mixer LO and Image Suppression
1997 May 23
10