Datasheet ADA4961 (Analog Devices) - 9

Data Sheet ADA4961 25 70 GAIN = 0dB 60 20 50 B) d ( 15 ) m 40 URE GAIN = 8dB IG F 3 (dB 5V, HP, AV15, –40°C E 30 3.3V, LP, AV15,–40°C IS 10 OIP 5V, LP, AV15, –40°C NO 20 5V, HP, AV15, +25°C GAIN = 15dB 3.3V, LP, AV15, +25°C 5 5V, LP, AV15, +25°C 10 5V, HP, AV15, +85°C 3.3V, LP, AV15, +85°C 5V, LP, A 0 V15, +85°C
1
0 0 500 1000 1500 2000
1 14 0
0 200 400 600 800 1000 1200 1400 1600 1800 2000
0 4- 4-
FREQUENCY (MHz)
45 245
FREQUENCY (MHz)
1 12 Figure 10. Noise Figure vs. Frequency at 15 dB, 8 dB, and 0 dB Gain Figure 13. OIP3 vs. Frequency at Three Temperatures, Maximum Gain, Settings, 3.3 V, with Low-Pass Filter 5.0 V, 3.3 V, with Low-Pass Filter
–130 50 5V, GAIN = 15dB 5V, GAIN = 7dB ) 5V, GAIN = 0dB 49 /Hz –135 3.3V, GAIN = 15dB 3.3V, GAIN = 7dB 48 Bm 3.3V, GAIN = 0dB 500MHz (d Y –140 47 IT 1000MHz ) NS 46 m B L DE –145 (d 45 A 3 R P T OI 44 –150 1500MHz 43 ISE SPEC O –155 42 N 41 –160 0 500 1000 1500 2000
-012
40–2 –1 0 1 2 3 4 5 6
15
FREQUENCY (MHz)
0 2454 1 4-
TOTAL POWER (dBm)
45 12 Figure 11. Noise Spectral Density vs. Frequency at 15 dB, 7 dB, and 0 dB Figure 14. OIP3 vs. Total Power at Three Frequencies Gain Settings, 5.0 V, 3.3 V, with Low-Pass Filter
70 0 –40 5V, HP, AV0, 25°C 5V, GAIN = 15dB 5V, HP, AV15, 25°C 3.3V, GAIN = 15dB 60 3.3V, LP, AV0, 25°C 3.3V, LP, AV15, 25°C –20 5V, GAIN = 7dB –60 5V, LP, AV0, 25°C 3.3V, GAIN = 7dB 50 5V, LP, AV15, 25°C 5V, GAIN = 0dB –40 3.3V, GAIN = 0dB –80 ) 5V m ) ) 40 Bc Bc d d 3 (dB ( –60 –100 ( P 30 D3 D3 OI IM IM –80 –120 20 3.3V 10 –100 –140 0
3
–120 –160 0 200 400 600 800 1000 1200 1400 1600 1800 2000
6 -01
0 200 400 600 800 1000 1200 1400 1600 1800 2000
-01 4
FREQUENCY (MHz)
454 12
FREQUENCY (MHz)
45 12 Figure 12. OIP3 vs. Frequency at 15 dB and 0 dB Gain Settings, 5.0 V, 3.3 V, Figure 15. IMD3 vs. Frequency at 15 dB, 7 dB, and 0 dB Gain Settings, 5.0 V, with Low-Pass Filter 3.3 V, with Low-Pass Filter, Rev. A | Page 9 of 24 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS NOISE/HARMONIC PERFORMANCE TIMING SPECIFICATIONS Timing Diagram ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS CHARACTERIZATION AND TEST CIRCUITS AC CHARACTERIZATION OUTPUT FILTER THEORY OF OPERATION DIGITAL INTERFACE OVERVIEW PARALLEL DIGITAL INTERFACE SERIAL PERIPHERAL INTERFACE (SPI) Fast Attack APPLICATIONS INFORMATION BASIC CONNECTIONS ADC DRIVING LOW-PASS ANTIALIAS FILTERING FOR THE ADC INTERFACE LAYOUT CONSIDERATIONS EVALUATION BOARD OUTLINE DIMENSIONS ORDERING GUIDE