Datasheet ADL5726 (Analog Devices) - 9
| Hersteller | Analog Devices |
| Beschreibung | 21.2 GHz to 23.6 GHz, Low Noise Amplifier |
| Seiten / Seite | 13 / 9 — Data Sheet. ADL5726. APPLICATIONS INFORMATION. LAYOUT. dB ( E. FIGU E. … |
| Revision | A |
| Dateiformat / Größe | PDF / 355 Kb |
| Dokumentensprache | Englisch |
Data Sheet. ADL5726. APPLICATIONS INFORMATION. LAYOUT. dB ( E. FIGU E. OIS N. 21.2. 21.5. 21.8. 22.1. 22.4. 22.7. 23.0. 23.3. 23.6. FREQUENCY (GHz). Bm)
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Textversion des Dokuments
Data Sheet ADL5726 APPLICATIONS INFORMATION LAYOUT 10
Solder the exposed pad on the underside of the ADL5726 to a
9
low thermal and electrical impedance ground plane. This pad is
8
typical y soldered to an exposed opening in the solder mask on
) 7
the evaluation board. Connect the ground vias to al other
dB ( E 6
ground layers on the evaluation board to maximize heat
R 5
dissipation from the device package.
FIGU E 4 OIS N 3 2 1 0 21.2 21.5 21.8 22.1 22.4 22.7 23.0 23.3 23.6
018
FREQUENCY (GHz)
14320- Figure 15. Noise Figure vs. Frequency
15 10
016
5
14320- Figure 13. Evaluation Board Layout for the ADL5726 Package
0 Bm) DIFFERENTIAL vs. SINGLE-ENDED OUTPUT d 3 ( P –5 I
This section provides the test results that compare the ADL5726
UT –10
using a differential vs. single-ended output. When using the
INP
device as a single-ended output, use the RFOP output of the
–15
evaluation board and terminate RFON to 50 Ω. Note that the
–20
converse can be done as well; however, doing so produces slightly different results from the plots shown in this section
–25 21.2 21.5 21.8 22.1 22.4 22.7 23.0 23.3 23.6
021 because there is some amplitude imbalance between the two
FREQUENCY (GHz)
14320- differential ports, RFOP and RFON. The output trace and Figure 16. Input IP3 vs. Frequency connector loss were not deembedded for these measurements.
15 35 10 30 5 25 Bm) 0 d B ( B) 20 d 1d –5 P N ( AI UT 15 G –10 INP –15 10 –20 5 –25 0 21.2 21.5 21.8 22.1 22.4 22.7 23.0 23.3 23.6
020
21.2 21.5 21.8 22.1 22.4 22.7 23.0 23.3 23.6
017
FREQUENCY (GHz)
14320-
FREQUENCY (GHz)
14320- Figure 17. Input P1dB vs. Frequency Figure 14. Gain vs. Frequency Rev. A | Page 9 of 13 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS AC SPECIFICATIONS DC SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION APPLICATIONS INFORMATION LAYOUT DIFFERENTIAL vs. SINGLE-ENDED OUTPUT PERFORMANCE UP TO 26.5 GHz EVALUATION BOARD INITIAL SETUP RESULTS BASIC CONNECTIONS FOR OPERATION OUTLINE DIMENSIONS ORDERING GUIDE
Solder the exposed pad on the underside of the ADL5726 to a
9
low thermal and electrical impedance ground plane. This pad is
8
typical y soldered to an exposed opening in the solder mask on
) 7
the evaluation board. Connect the ground vias to al other
dB ( E 6
ground layers on the evaluation board to maximize heat
R 5
dissipation from the device package.
FIGU E 4 OIS N 3 2 1 0 21.2 21.5 21.8 22.1 22.4 22.7 23.0 23.3 23.6
018
FREQUENCY (GHz)
14320- Figure 15. Noise Figure vs. Frequency
15 10
016
5
14320- Figure 13. Evaluation Board Layout for the ADL5726 Package
0 Bm) DIFFERENTIAL vs. SINGLE-ENDED OUTPUT d 3 ( P –5 I
This section provides the test results that compare the ADL5726
UT –10
using a differential vs. single-ended output. When using the
INP
device as a single-ended output, use the RFOP output of the
–15
evaluation board and terminate RFON to 50 Ω. Note that the
–20
converse can be done as well; however, doing so produces slightly different results from the plots shown in this section
–25 21.2 21.5 21.8 22.1 22.4 22.7 23.0 23.3 23.6
021 because there is some amplitude imbalance between the two
FREQUENCY (GHz)
14320- differential ports, RFOP and RFON. The output trace and Figure 16. Input IP3 vs. Frequency connector loss were not deembedded for these measurements.
15 35 10 30 5 25 Bm) 0 d B ( B) 20 d 1d –5 P N ( AI UT 15 G –10 INP –15 10 –20 5 –25 0 21.2 21.5 21.8 22.1 22.4 22.7 23.0 23.3 23.6
020
21.2 21.5 21.8 22.1 22.4 22.7 23.0 23.3 23.6
017
FREQUENCY (GHz)
14320-
FREQUENCY (GHz)
14320- Figure 17. Input P1dB vs. Frequency Figure 14. Gain vs. Frequency Rev. A | Page 9 of 13 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS AC SPECIFICATIONS DC SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION APPLICATIONS INFORMATION LAYOUT DIFFERENTIAL vs. SINGLE-ENDED OUTPUT PERFORMANCE UP TO 26.5 GHz EVALUATION BOARD INITIAL SETUP RESULTS BASIC CONNECTIONS FOR OPERATION OUTLINE DIMENSIONS ORDERING GUIDE