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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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AD7656A-1 데이터시트(PDF) 11 Page - Analog Devices |
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AD7656A-1 데이터시트(HTML) 11 Page - Analog Devices |
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11 / 29 page  AD7656A-1 Data Sheet TYPICAL PERFORMANCE CHARACTERISTICS 0 –160 –180 FREQUENCY (kHz) –20 –40 –60 –80 –100 –120 –140 40 60 80 100 120 20 0 VDD/VSS = ±15V AVCC/DVCC/VDRIVE = 5V ±10V RANGE INTERNAL REFERENCE TA = 25°C fSAMPLE = 250kSPS fIN = 10kHz SNR = 88.44dB SINAD = 88.43dB THD = –111.66dB Figure 4. FFT for ±10 V Range (VDD/VSS = ±15 V) 0 –160 –180 FREQUENCY (kHz) –20 –40 –60 –80 –100 –120 –140 40 60 80 100 120 20 0 VDD/VSS = ±12V AVCC/DVCC/VDRIVE = 5V ±5V RANGE INTERNAL REFERENCE TA = 25°C fSAMPLE = 250kSPS fIN = 10kHz SNR = 88.25dB SINAD = 88.24dB THD = –112.46dB Figure 5. FFT for ±5 V Range (VDD/VSS = ±12 V) 2.0 –2.0 0 10k 20k 30k 40k 50k 60k 65535 CODE 1.5 1.0 0.5 0 –0.5 –1.0 –1.5 VDD/VSS = ±12V AVCC/DVCC/VDRIVE = 5V fSAMPLE = 250kSPS 2 × VREF RANGE TA = –40°C INL WCP = 0.97LSB INL WCN = –0.72LSB Figure 6. Typical INL 2.0 –2.0 0 10k 20k 30k 40k 50k 60k 65535 CODE 1.5 1.0 0.5 0 –0.5 –1.0 –1.5 VDD/VSS = ±12V AVCC/DVCC/VDRIVE = 5V fSAMPLE = 250kSPS 2 × VREF RANGE TA = –40°C DNL WCP = 0.61LSB DNL WCN = –0.82LSB Figure 7. Typical DNL 90 83 10 100 ANALOG INPUT FREQUENCY (kHz) 89 88 87 86 85 84 fSAMPLE = 250kSPS TA = 25°C INTERNAL REFERENCE ±10V RANGE VDD/VSS = ±12V AVCC/DVCC/VDRIVE = 5V ±5V RANGE VDD/VSS = ±12V AVCC/DVCC/VDRIVE = 5V Figure 8. SINAD vs. Analog Input Frequency –80 –115 10 100 ANALOG INPUT FREQUENCY (kHz) –85 –90 –95 –100 –105 –110 fSAMPLE = 250kSPS TA = 25°C INTERNAL REFERENCE ±10V RANGE VDD/VSS = ±12V AVCC/DVCC/VDRIVE = 5V ±5V RANGE VDD/VSS = ±12V AVCC/DVCC/VDRIVE = 5V Figure 9. THD vs. Analog Input Frequency Rev. 0 | Page 10 of 28 |
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