Datasheet AD9057 (Analog Devices) - 7

AD9057 350 12.0 11.0 300 VDD = 3V 10.0 VDD = 5V 250 9.5 9.0 200 8.5 mW VDD = 3V (ns) 150 t PD 8.0 VDD = 5V 100 7.5 AIN = 10.3MHz, –0.5dBFS 7.0 50 6.5 0 6.0 5 10 20 30 40 50 60 70 80 90 –45 0 25 70 90 ENCODE RATE (MSPS) TEMPERATURE ( C)
TPC 7. Power Dissipation vs. Encode Rate TPC 10. tPD vs. Temperature/Supply (VDD = 3 V/5 V)
46.5 46.5 46.0 46.0 SNR 45.5 SNR 45.5 45.0 SINAD 45.0 44.5 44.5 dB 44.0 dB ENCODE = 60MSPS 43.5 AIN = 10.3MHz, –0.5dBFS 44.0 43.0 SINAD 43.5 ENCODE = 60MSPS 42.5 AIN = 10.3MHz, –05dBFS 43.0 42.0 41.5 42.5 –45 0 25 70 90 5.8 6.7 7.5 8.35 9.2 10.0 10.9 TEMPERATURE ( C) ENCODE HIGH PULSEWIDTH (ns)
TPC 8. SINAD/SNR vs. Temperature TPC 11. SINAD/SNR vs. Encode Pulsewidth
0 0 –0.2 –1 –2 –0.4 –3 –0.6 ENCODE = 60MSPS –4 AIN = –0.5dBFS –0.8 –5 –1.0 –6 –1.2 ADC GAIN (dB) GAIN ERROR (%) –7 –1.4 –8 –1.6 –9 –1.8 –10 –45 0 25 70 90 1 2 5 10 20 50 100 200 500 TEMPERATURE ( C) ANALOG FREQUENCY (MHz)
TPC 9. ADC Gain vs. Temperature (with External TPC 12. ADC Frequency Response 2.5 V Reference) –6– REV. D Document Outline FEATURES APPLICATIONS PRODUCT DESCRIPTION FUNCTIONAL BLOCK DIAGRAM SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ORDERING GUIDE PIN CONFIGURATION PIN FUNCTION DESCRIPTIONS Typical Performance Characteristics THEORY OF OPERATION USING THE AD9057 Analog Inputs Voltage Reference Digital Logic (5 V/3 V Systems) Timing Power Dissipation APPLICATIONS Evaluation Board OUTLINE DIMENSIONS Revision History