Datasheet AD7915, AD7916 (Analog Devices) - 10

AD7915/AD7916 Data Sheet 100 16.0 –95 115 SNR 98 SINAD 15.5 ENOB –100 110 96 15.0 SFDR 94 –105 105 B) 14.5 (d 92 s) it B) B) B d d ( 90 14.0 ( INAD –110 100 D ( DR S OB H T F 88 N S NR, 13.5 E S –115 95 86 THD 13.0 84 –120 90 12.5 82 80 12.0 –125 85 2.25 2.50 2.75 3.00 3.25 3.50 3.75 4.00 4.25 4.50 4.75 5.00 5.25
13
2.25 2.75 3.25 3.75 4.25 4.75 5.25
4 416 3-
REFERENCE VOLTAGE (V)
58
REFERENCE VOLTAGE (V)
12 12583- Figure 17. SNR, SINAD, and ENOB vs. Reference Voltage Figure 20. THD and SFDR vs. Reference Voltage
94.8 –100 94.6 –105 94.4 ) ) –110 B 94.2 dB (d ( R D SN 94.0 TH –115 93.8 –120 93.6 93.4 –125 –55 –35 –15 5 25 45 65 85 105 125
418
–55 –35 –15 5 25 45 65 85 105 125
421 83- 83-
TEMPERATURE (°C) TEMPERATURE (°C)
125 125 Figure 18. SNR vs. Temperature Figure 21. THD vs. Temperature
96 –80 95 –85 94 –90 93 92 ) –95 B ) d 91 dB D ( ( –100 D 90 INA S TH 89 –105 88 –110 87 –115 86 85 –120 10 100
417
10 100
420 83- 83-
INPUT FREQUENCY (kHz) INPUT FREQUENCY (kHz)
125 125 Figure 19. SINAD vs. Input Frequency Figure 22. THD vs. Input Frequency Rev. 0 | Page 10 of 26 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TYPICAL APPLICATIONS CIRCUIT TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION CIRCUIT INFORMATION CONVERTER OPERATION Transfer Functions TYPICAL CONNECTION DIAGRAM ANALOG INPUTS DRIVER AMPLIFIER CHOICE SINGLE TO DIFFERENTIAL DRIVER VOLTAGE REFERENCE INPUT POWER SUPPLY DIGITAL INTERFACE MODE, 3-WIRE, WITHOUT BUSY INDICATOR MODE 3-WIRE, WITH BUSY INDICATOR MODE, 4-WIRE, WITHOUT BUSY INDICATOR MODE 4-WIRE WITH BUSY INDICATOR CHAIN MODE, WITHOUT BUSY INDICATOR CHAIN MODE WITH BUSY INDICATOR APPLICATIONS INFORMATION INTERFACING TO BLACKFIN DSP LAYOUT EVALUATING AD7915/AD7916 PERFORMANCE OUTLINE DIMENSIONS ORDERING GUIDE NOTES