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AD977_15 Datasheet, PDF (16/24 Pages) Analog Devices – 16-Bit, 100 kSPS/200 kSPS BiCMOS A/D Converter
AD977/AD977A
INPUT
RANGE
؎10V
BIPOLAR CONNECTION FOR AD977
STANDARD CONNECTION WITHOUT
OFFSET AND GAIN ADJUST
STANDARD CONNECTION WITH
OFFSET AND GAIN ADJUST
200⍀
VIN
100⍀
33.2k⍀
2.2␮F
2.2␮F
R1IN
AGND1
R2IN
R3IN
CAP
AD977
REF
AGND2
200⍀
VIN
100⍀
5V
50k⍀
33.2k⍀
5V
50k⍀
2.2␮F
576k⍀
2.2␮F
R1IN
AGND1
R2IN
R3IN
CAP
AD977
REF
AGND2
؎5V
200⍀
100⍀
VIN
33.2k⍀
2.2␮F
2.2␮F
R1IN
AGND1
R2IN
R3IN
CAP
AD977
REF
AGND2
؎3.33V
VIN
100⍀
200⍀
33.2k⍀
2.2␮F
2.2␮F
R1IN
AGND1
R2IN
R3IN
CAP
AD977
REF
AGND2
5V
50k⍀
VIN
200⍀
33.2k⍀
100⍀
5V
50k⍀
2.2␮F
576k⍀
2.2␮F
R1IN
AGND1
R2IN
R3IN
CAP
AD977
REF
AGND2
VIN
5V
50k⍀
100⍀
33.2k⍀
200⍀
5V
50k⍀
2.2␮F
576k⍀
2.2␮F
R1IN
AGND1
R2IN
R3IN
CAP
AD977
REF
AGND2
Figure 12. AD977 Bipolar Analog Input Configuration
–16–
REV. D