TYPICAL CHARACTERISTICS
19.5
19
34
V
= 28 Vdc, P = 50 W (Avg.), I = 1500 mA
out DQ
DD
33
Single--Carrier W--CDMA, 3.84 MHz Channel Bandwidth
18.5 Input Signal PAR = 9.9 dB @ 0.01%
32
Probability on CCDF
18
31
η
D
17.5
17
30
G
ps
-- 3 2
-- 3 3
-- 3 4
-- 3 5
-- 3 6
-- 3 7
-- 4
-- 2
ACPR
16.5
16
-- 8
-- 2 . 4
-- 2 . 8
-- 3 . 2
-- 3 . 6
-- 4
PARC
-- 1 2
-- 1 6
-- 2 0
-- 2 4
15.5
15
IRL
14.5
2060 2080 2100 2120 2140 2160 2180 2200 2220
f, FREQUENCY (MHz)
Figure 4. Single--Carrier Output Peak--to--Average Ratio Compression
(PARC) Broadband Performance @ Pout = 50 Watts Avg.
-- 1 0
-- 2 0
-- 3 0
-- 4 0
-- 5 0
-- 6 0
-- 1 0
V
= 28 Vdc, P = 172 W (PEP), I = 1500 mA
V
= 28 Vdc, P = 172 W (PEP), I = 1500 mA
DD out DQ
DD
out
DQ
Two--Tone Measurements, (f1 + f2)/2 = Center
Frequency of 2140 MHz
Two--Tone Measurements, (f1 + f2)/2 = Center
Frequency of 2140 MHz
-- 2 0
-- 3 0
-- 4 0
-- 5 0
-- 6 0
IM3--U
IM3--U
IM3--L
IM3--L
IM5--L
IM5--L
IM5--U
IM5--U
IM7--L
IM7--L
IM7--U
IM7--U
1
10
100
200
1
10
TWO--TONE SPACING (MHz)
100
200
TWO--TONE SPACING (MHz)
Figure 5a. Intermodulation Distortion Products
versus Two--Tone Spacing — AFT21S230S
Figure 5b. Intermodulation Distortion Products
versus Two--Tone Spacing — AFT21S232S
1
-- 2 0
40
18
V
= 28 Vdc, I = 1500 mA, f = 2140 MHz
DQ
DD
η
Single--Carrier W--CDMA 3.84 MHz
Channel Bandwidth
D
0
35
17.5
17
-- 2 5
-- 3 0
-- 3 5
-- 4 0
-- 4 5
-- 5 0
ACPR
-- 1
30
25
20
15
10
-- 1 d B = 2 8 W
-- 2 d B = 3 8 W
16.5
16
-- 2
-- 3
-- 3 d B = 4 9 W
G
ps
PARC
15.5
15
-- 4
-- 5
Input Signal PAR = 9.9 dB @ 0.01%
Probability on CCDF
10
25
40
55
70
85
P
, OUTPUT POWER (WATTS)
out
Figure 6. Output Peak--to--Average Ratio
Compression (PARC) versus Output Power
AFT21S230SR3 AFT21S232SR3
RF Device Data
Freescale Semiconductor, Inc.
5