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參數(shù)資料
| 型號： | AD8346ARUZ-REEL7 |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 調(diào)制器/解調(diào)器 |
| 英文描述： | 800 MHz - 2500 MHz RF/MICROWAVE I/Q MODULATOR |
| 封裝： | LEAD FREE, TSSOP-16 |
| 文件頁數(shù)： | 18/20頁 |
| 文件大?。?/td> | 397K |
| 代理商： | AD8346ARUZ-REEL7 |
AD8346
Rev. A | Page 7 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
LO FREQUENCY (MHz)
SSB
POW
ER
(
d
B
m
)
–6
–7
–8
–9
–10
–11
–12
–13
–14
–15
1200
1600
2000
2400
800
1400
1800
2200
1000
T = 25°C
VP = 5.5V
VP = 5V
VP = 2.7V
VP = 3V
05335-007
Figure 7. Single Sideband (SSB) Output Power (POUT) vs. LO Frequency (FLO).
I and Q inputs driven in quadrature at baseband frequency
(FBB) = 100 kHz with differential amplitude of 2.00 V p-p.
S
B
OUTP
UT
P
O
WE
R
(dBm)
–6
–7
–8
–9
–10
–11
–12
–13
LO = 1900MHz, –10dBm
LO = 800MHz, –10dBm
LO = 1900MHz, –6dBm
LO = 800MHz, –6dBm
TEMPERATURE (°C)
–40
–20
0
2030
40
5060
7080
–30
–10
10
05335-008
Figure 8. SSB POUT vs. Temperature. I and Q inputs driven in quadrature
with differential amplitude of 2.00 V p-p at FBB = 100 kHz.
TEMPERATURE (°C)
CARRIE
R
FE
E
D
THROUGH
(dBm)
–35
–40
–20
0
20
30
405060
70
80
–37
–39
–41
–43
–45
–47
–49
–51
–30
–10
10
VP = 5V
VP = 5.5V
VP = 3V
VP = 2.7V
05335-009
Figure 9. Carrier Feedthrough vs. Temperature.
FLO = 1900 MHz, LO input level = –10 dBm.
BASEBAND FREQUENCY (MHz)
OUTP
UT
P
O
W
E
R
V
ARI
ATI
O
N
(dB)
2
0.1
1
100
10
1
0
–1
–2
–3
–4
–5
–6
–7
–8
05335-010
Figure 10. I and Q Input Bandwidth. FLO =1900 MHz, I or Q inputs
driven with differential amplitude of 2.00 V p-p.
LO FREQUENCY (MHz)
SSB
OUTPUT
P1dB
(
d
Bm)
2
800
0
–2
–4
–6
–8
–10
–12
1000
–14
1200
1400
1600
1800
2000
2200
2400
VP = 2.7V
T = –40°C
VP = 2.7V
T = +85°C
VP = 5V
T = –40°C
VP = 5V
T = +85°C
05335-011
Figure 11. SSB Output 1 dB Compression Point (OP 1 dB) vs. FLO.
I and Q inputs driven in quadrature at FBB = 100 kHz.
CARRIER FEEDTHROUGH (dBm/
AFTER NULLING TO <–60dBm @ 25°C)
P
E
RCE
NTAGE
30
–90
25
20
15
10
5
–86
0
–82–78–74–70–66–62–58–54–50–46
T = +85°C
T = –40°C
05335-012
Figure 12. Histogram Showing Carrier Feedthrough Distributions
at the Temperature Extremes after Nulling at Ambient
at FLO = 1900 MHz, LO Input Level = –10 dBm.
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