Datasheet AD6645 (Analog Devices) - 10

Data Sheet AD6645 TYPICAL PERFORMANCE CHARACTERISTICS 0 0 ENCODE = 80MSPS ENCODE = 80MSPS –10 AIN = 2.2MHz @ –1dBFS –10 AIN = 69.1MHz @ –1dBFS SNR = 73.5dB –20 SNR = 75.0dB SFDR = 93.0dBc –20 SFDR = 89.0dBc –30 –30 ) –40 S ) –40 S BF –50 d BF –50 ( d –60 ( –60 UDE –70 UDE IT –70 L IT P –80 L P –80 AM 3 –90 2 AM –90 3 5 2 –100 6 4 4 –100 6 5 –110 –110 –120 –120 –130
10
–130 0 5 10 15 20 25 30 35 40
0 13 0 7-
0 5 10 15 20 25 30 35 40
7-
FREQUENCY (MHz)
64 64 02
FREQUENCY (MHz)
02 Figure 4. Single Tone @ 2.2 MHz Figure 7. Single Tone @ 69.1 MHz
0 0 ENCODE = 80MSPS ENCODE = 80MSPS –10 AIN = 15.5MHz @ –1dBFS –10 AIN = 150MHz @ –1dBFS –20 SNR = 75.0dB SNR = 73.0dB SFDR = 93.0dBc –20 SFDR = 70.0dBc –30 –30 ) –40 S ) –40 S BF –50 d BF –50 ( d –60 ( E –60 UDE –70 UD 3 IT –70 L IT 2 P –80 L P –80 AM –90 5 3 AM 5 –90 4 –100 2 6 6 –100 4 –110 –110 –120 –120 –130 –130 0 5 10 15 20 25 30 35 40
14 -011
0 5 10 15 20 25 30 35 40
0 47 7-
FREQUENCY (MHz)
26
FREQUENCY (MHz)
64 0 02 Figure 5. Single Tone @ 15.5 MHz Figure 8. Single Tone @ 150 MHz
0 0 ENCODE = 80MSPS ENCODE = 80MSPS –10 AIN = 29.5MHz @ –1dBFS –10 AIN = 200MHz @ –1dBFS –20 SNR = 74.5dB SNR = 72.0dB SFDR = 93.0dBc –20 SFDR = 64.0dBc –30 –30 ) –40 S –40 S) F BF –50 B –50 d d ( –60 E ( –60 3 D UDE –70 U –70 IT IT 2 L P –80 PL –80 M 4 AM –90 3 A 2 –90 6 5 5 –100 –100 6 4 –110 –110 –120 –120 –130
2 1
–130
15
0 5 10 15 20 25 30 35 40
0 0 7-
0 5 10 15 20 25 30 35 40
7-
FREQUENCY (MHz)
64
FREQUENCY (MHz)
64 02 02 Figure 6. Single Tone @ 29.5 MHz Figure 9. Single Tone @ 200 MHz Rev. E | Page 9 of 24 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION PRODUCT HIGHLIGHTS FUNCTIONAL BLOCK DIAGRAM REVISION HISTORY SPECIFICATIONS DC SPECIFICATIONS DIGITAL SPECIFICATIONS AC SPECIFICATIONS SWITCHING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE EXPLANATION OF TEST LEVELS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS EQUIVALENT CIRCUITS TERMINOLOGY THEORY OF OPERATION APPLYING THE AD6645 Encoding the AD6645 Driving the Analog Inputs Power Supplies Digital Outputs Grounding LAYOUT INFORMATION JITTER CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE