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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)： | 20/20頁 |
| 文件大?。?/td> | 397K |
| 代理商： | AD8346ARUZ-REEL7 |
AD8346
Rev. A | Page 9 of 20
SB
SU
PPR
ESSION
(
d
B
c
)
–30
–32
–34
–36
–38
–40
–42
–44
05335-019
TEMPERATURE (°C)
–40
–20
0
2030
4050
6070
80
–30
–10
10
VP = 5V
VP = 2.7V
VP = 3V
VP = 5.5V
Figure 19. Sideband Suppression vs. Temperature.
FLO = 1900 MHz, I and Q inputs driven in quadrature
with differential amplitude of 2.00 V p-p at FBB = 100 kHz.
BASEBAND DIFFERENTIAL INPUT
VOLTAGE (V p-p)
INP
U
T
THIRD
HARMONIC
DISTORTION
(
d
Bc)
–30
0.5
–35
–40
–45
–50
–55
1.0
1.5
2.0
2.5
3.0
–60
–65
–70
–75
–80
–6
–8
–10
–12
–14
–16
–18
–20
–22
S
B
OUTP
UT
P
O
WE
R
(dBm)
05335-020
SSB POUT
3RD HARMONIC
Figure 20. Third Harmonic Distortion and SSB Output
Power vs. Baseband Differential Input Voltage Level.
FLO = 1900 MHz, I and Q inputs driven in quadrature at FBB = 100 kHz.
FREQUENCY (MHz)
0
–5
–10
–15
–20
–25
–30
800
1200
1600
2000
–40
RE
TURN
LOS
S
(dB)
2400
–35
1400
1800
2200
1000
05335-021
T = –40°C
T = +25°C
T = +85°C
Figure 21. Return Loss of VOUT Output vs. FLO.
VPOS = 2.7 V.
BASEBAND FREQUENCY (MHz)
INP
U
T
THIRD
HARMONIC
DISTORTION
(dB)c
–40
0
–45
–50
–55
–60
–65
2468
10
12
14
16
18
20
05335-022
VP = 5V
VP = 5.5V
VP = 2.7V
VP = 3V
Figure 22. Third Harmonic Distortion vs. FBB.
FLO =1900 MHz, I and Q inputs driven in quadrature
with differential amplitude of 2.00 V p-p.
52
50
48
46
44
42
40
38
36
S
U
P
L
Y
CURRE
NT
(mA)
05335-023
TEMPERATURE (°C)
–40
–20
0
20
40
60
80
VP = 5V
VP = 2.7V
VP = 3V
VP = 5.5V
Figure 23. Power Supply Current vs. Temperature
FREQUENCY (MHz)
0
–5
–10
–15
–20
–25
–30
800
1200
1600
2000
–40
RE
TURN
LOS
S
(dB)
2400
–35
1400
1800
2200
1000
05335-024
T = –40°C
T = +25°C
T = +85°C
Figure 24. Return Loss of VOUT Output vs. FLO.
VPOS = 5.0 V.
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