TYPICAL CHARACTERISTICS
V = 28 Vdc, P
out
= 50 W (Avg.), I
DQ
= 1500 mA
19
DD
Single--Carrier W--CDMA, 3.84 MHz Channel Bandwidth
18.5
Input Signal PAR = 9.9 dB @ 0.01%
18
Probability on CCDF
17.5
17
16.5
16
15.5
15
14.5
2060
2080
2100
2120
2140
IRL
2160
2180
2200
f, FREQUENCY (MHz)
D
G
ps
PARC
ACPR
D
, DRAIN
EFFICIENCY (%)
19.5
34
33
32
31
30
--32
--33
ACPR (dBc)
--34
--35
--36
--37
2220
G
ps
, POWER GAIN (dB)
--4
--8
--12
--16
--20
--24
IRL, INPUT RETURN LOSS (dB)
--2
--2.4
--2.8
--3.2
--3.6
--4
PARC (dB)
100
Figure 4. Single-
-Carrier Output Peak- -Average Ratio Compression
-to-
(PARC) Broadband Performance @ P
out
= 50 Watts Avg.
--10
--10
IMD, INTERMODULATION DISTORTION (dBc)
--30
--40
--50
--60
IM7--L
IM3--U
IM3--L
IM5--L
IM5--U
IM7--U
IMD, INTERMODULATION DISTORTION (dBc)
V
DD
= 28 Vdc, P
out
= 172 W (PEP), I
DQ
= 1500 mA
Two--Tone Measurements, (f1 + f2)/2 = Center
--20
Frequency of 2140 MHz
V
DD
= 28 Vdc, P
out
= 172 W (PEP), I
DQ
= 1500 mA
Two--Tone Measurements, (f1 + f2)/2 = Center
--20
Frequency of 2140 MHz
IM3--U
--30
--40
--50
--60
IM5--L
IM5--U
IM7--U
IM7--L
IM3--L
1
10
TWO--TONE SPACING (MHz)
100
200
1
10
TWO--TONE SPACING (MHz)
200
Figure 5a. Intermodulation Distortion Products
versus Two-
-Tone Spacing — AFT21S230S
18
OUTPUT COMPRESSION AT 0.01%
PROBABILITY ON CCDF (dB)
17.5
G
ps
, POWER GAIN (dB)
17
16.5
16
15.5
15
1
0
--1
--2
--3
--1 dB = 28 W
--2 dB = 38 W
Figure 5b. Intermodulation Distortion Products
versus Two-
-Tone Spacing — AFT21S232S
40
D
ACPR
35
30
25
20
15
10
70
85
--20
--25
--30
--35
--40
--45
--50
ACPR (dBc)
--3 dB = 49 W
PARC
G
ps
--4
--5
Input Signal PAR = 9.9 dB @ 0.01%
Probability on CCDF
10
25
40
55
P
out
, OUTPUT POWER (WATTS)
Figure 6. Output Peak- -Average Ratio
-to-
Compression (PARC) versus Output Power
AFT21S230SR3 AFT21S232SR3
RF Device Data
Freescale Semiconductor, Inc.
5
D
DRAIN EFFICIENCY (%)
V
DD
= 28 Vdc, I
DQ
= 1500 mA, f = 2140 MHz
Single--Carrier W--CDMA 3.84 MHz
Channel Bandwidth
FREESCALE [ FREESCALE SEMICONDUCTOR, INC ]
