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AD8345 Datasheet(PDF) 5 Page - Analog Devices

Part # AD8345
Description  250 MHz.1000 MHz Quadrature Modulator
PDF  16 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

AD8345 Datasheet(HTML) 5 Page - Analog Devices

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REV. 0
AD8345
–5–
Typical Performance Characteristics–
LO FREQUENCY – MHz
0
250
–2
–4
–6
–8
–10
–12
–14
–16
–18
–20
300 350 400 450 500 550 600 650 700 750 800 850 900 9501000
VS = 2.7V, DIFFERENTIAL INPUT = 200mV p-p
VS = 5V, DIFFERENTIAL INPUT = 1.2V p-p
TPC 1. Single Sideband (SSB) Output Power (POUT) vs. LO
Frequency (FLO). (I and Q Inputs Driven in Quadrature at
Baseband Frequency (FBB) = 1 MHz; TA = 25
°C)
BASEBAND FREQUENCY – MHz
0.1
–5.5
1
10
100
VS = 2.7V, 5V DIFFERENTIAL INPUT = 200mV p-p
VS = 5V, DIFFERENTIAL INPUT = 1.2V p-p
–5.0
–4.5
–4.0
–3.5
–3.0
–2.5
–2.0
–1.5
–1.0
–0.5
0.0
0.5
1.0
TPC 2. I and Q Input Bandwidth. (TA = 25
°C, FLO = 800 MHz,
LO Level = –2 dBm, I and Q Inputs Driven in Quadrature)
TEMPERATURE – C
–40
–26
040
80
VS = 5V, DIFFERENTIAL INPUT = 1.2V p-p
VS = 2.7V, DIFFERENTIAL INPUT = 200mV p-p
–24
–22
–20
–18
–16
–14
–12
–10
–8
–6
–4
–2
0
–20
20
60
TPC 3. SSB POUT vs. Temperature. (FLO = 800 MHz, LO
Level = –2 dBm, FBB = 1 MHz, I and Q Inputs Driven in
Quadrature)
LO FREQUENCY – MHz
250
500
800
TA = +85 C
–16
–14
–12
–10
–8
–6
–4
–2
0
350
650
950
300
400 450
550 600
700 750
850 900
1000
TA = –40 C
TA = +25 C
TPC 4. SSB Output 1 dB Compression Point (OP 1 dB) vs.
FLO. (VS = 2.7 V, LO Level = –2 dBm, I and Q Inputs Driven
in Quadrature, FBB = 1 MHz)
LO FREQUENCY – MHz
250
500
800
TA = +85 C
–0.5
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
350
650
950
300
400 450
550 600
700 750
850 900
1000
TA = –40 C
TA = +25 C
4.0
TPC 5. SSB Output 1 dB Compression Point (OP 1 dB) vs.
FLO. (VS = 5 V, LO Level = –2 dBm, I and Q Inputs Driven in
Quadrature, FBB = 1 MHz)
LO FREQUENCY – MHz
250
500
800
VS = 5V, DIFFERENTIAL INPUT = 1.2V p-p
–50
350
650
950
300
400 450
550 600
700 750
850 900
1000
–49
–48
–47
–46
–45
–44
–43
–42
–41
–40
VS = 2.7V, DIFFERENTIAL INPUT = 200mV p-p
TPC 6. Carrier Feedthrough vs. FLO. (LO Level = –2 dBm,
TA = 25
°C)



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