Datasheet AD7980-EP (Analog Devices) - 8

AD7980-EP Enhanced Product TYPICAL PERFORMANCE CHARACTERISTICS
VDD = 2.5 V, VREF = 5.0 V, VIO = 3.3 V, unless otherwise noted.
1.25 1.00 POSITIVE INL: +0.33 LSB POSITIVE INL: +0.18 LSB 1.00 NEGATIVE INL: –0.39 LSB NEGATIVE INL: –0.21 LSB 0.75 0.75 0.50 0.50 0.25 ) 0.25 B B) S S L L ( 0 ( 0 L IN –0.25 DNL –0.25 –0.50 –0.50 –0.75 –0.75 –1.00 –1.25 –1.00
6 9
0 16384 32768 49152 65536
03
0 16384 32768 49152 65536
03 4- 4-
CODE
30
CODE
30 09 09 Figure 5. Integral Nonlinearity vs. Code, REF = 5 V Figure 8. Differential Nonlinearity vs. Code, REF = 5 V
1.25 1.00 POSITIVE INL: +0.47 LSB POSITIVE INL: +0.25 LSB 1.00 NEGATIVE INL: –0.26 LSB NEGATIVE INL: –0.22 LSB 0.75 0.75 0.50 0.50 0.25 ) 0.25 B B) S S L L ( 0 ( 0 L IN –0.25 DNL –0.25 –0.50 –0.50 –0.75 –0.75 –1.00 –1.25 –1.00
0 1
0 16384 32768 49152 65536
06
0 16384 32768 49152 65536
06 4- 4-
CODE
30
CODE
30 09 09 Figure 6. Integral Nonlinearity vs. Code, REF = 2.5 V Figure 9. Differential Nonlinearity vs. Code, REF = 2.5 V
0 0 fS = 1 MSPS fS = 1 MSPS –20 fIN = 10kHz –20 fIN = 10kHz SNR = 91.27dB SNR = 86.8dB ) ) E THD = –114.63dB E THD = –111.4dB –40 –40 SFDR = 110.10dB SFDR = 105.9dB CAL SINAD = 91.25dB CAL SINAD = 86.8dB S S L –60 L –60 UL UL f F –80 f F –80 B o B o d d ( –100 ( –100 E E UD –120 UD –120 IT IT L L P P –140 –140 AM AM –160 –160 –180 –180
8 8
0 100 200 300 400 500
03
0 100 200 300 400 500
05 4- 4-
FREQUENCY (kHz)
30
FREQUENCY (kHz)
30 09 09 Figure 7. FFT Plot, REF = 5 V Figure 10. FFT Plot, REF = 2.5 V Rev. A | Page 8 of 12 Document Outline FEATURES APPLICATIONS APPLICATION DIAGRAM EXAMPLE GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS OUTLINE DIMENSIONS ORDERING GUIDE