ADRF6750 Analog Devices, Inc., ADRF6750 Datasheet - Page 10

• Manufacturer Part Number: ADRF6750
• Description: 950 Mhz To 1575 Mhz Quadrature Modulator With Integrated Fractional-n Pll And Vco
• Manufacturer: Analog Devices, Inc.

ADRF6750
TYPICAL PERFORMANCE CHARACTERISTICS
V
baseband frequency = 1 MHz, LOMONx is off, unless otherwise noted. A nominal condition is defined as 25°C, 5.00 V, and worst-case
frequency. A worst-case condition is defined as having the worst-case temperature, supply voltage, and frequency.
CC
= 5 V, T
Figure 5. Output Power vs. LO Frequency, Supply, and Temperature
Figure 7. Output Power vs. LO Frequency for External VCO Mode
–1
–2
–3
–4
–5
2
1
0
–1
–2
–3
–4
–5
40
35
30
25
20
15
10
1
0
500
5
0
Figure 6. Output Power Distribution at Nominal and
A
= 25°C, I/Q inputs = 0.9 V p-p differential sine waves in quadrature on a 500 mV dc bias, REFIN = 10 MHz, PFD = 20 MHz,
750
+25°C; 5.00V
+85°C; 4.75V
+85°C; 5.25V
Worst-Case Conditions
at Nominal Conditions
1000
LO FREQUENCY (MHz)
LO FREQUENCY (MHz)
OUTPUT POWER (dBm)
-40°C; 4.75V
-40°C; 5.25V
0°C; 4.75V
1250
1500
0°C; 5.25V
+70°C; 4.75V
+70°C; 5.25V
NOMINAL
WORST CASE
1750
2000
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Figure 8. Sideband Suppression vs. LO Frequency, Supply, and Temperature
–10
–20
–30
–40
–50
–60
–40
–45
–50
–55
–60
–65
–70
–75
–80
Figure 10. LO Carrier Feedthrough vs. Attenuation, LO Frequency,
35
30
25
20
15
10
5
0
0
Figure 9. Sideband Suppression Distribution at Nominal and
NOMINAL
WORST CASE
SIDEBAND SUPPRESSION (dBc)
Supply, and Temperature
Worst-Case Conditions
LO FREQUENCY (MHz)
LO FREQUENCY (MHz)
+25°C; 5.00V
+85°C; 4.75V
+85°C; 5.25V
–40°C; 4.75V
–40°C; 5.25V