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ZHCSE42D April 2015 – April 2019 ADS54J60

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RMP|72
- MPQF396A

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7.9 Typical Characteristics

typical values are at T_A = 25°C, full temperature range is from T_MIN = –40°C to T_MAX = 85°C, ADC sampling rate = 1.0 GSPS, 50% clock duty cycle, AVDD3V = 3.0 V, AVDD = DVDD = 1.9 V, IOVDD = 1.15 V, and –1-dBFS differential input (unless otherwise noted)

SNR = 71 dBFS; SFDR = 86 dBc;
IL spur = 94 dBc; non HD2, HD3 spur = 89 dBc

Figure 3. FFT for 10-MHz Input Signal

SNR = 69.8 dBFS; SFDR = 88 dBc;
IL spur = 86 dBc; non HD2, HD3 spur = 89 dBc

Figure 5. FFT for 170-MHz Input Signal

SNR = 68 dBFS; SFDR = 77 dBc;
IL spur = 84 dBc; non HD2, HD3 spur = 85 dBc

Figure 7. FFT for 300-MHz Input Signal

SNR = 67.9 dBFS; SFDR = 74 dBc;
IL spur = 82 dBc; non HD2, HD3 spur = 89 dBc

Figure 9. FFT for 470-MHz Input Signal at –3 dBFS

f_IN1 = 185 MHz, f_IN2 = 190 MHz, each tone at –7 dBFS,
IMD3 = 88 dBFS

Figure 11. FFT for Two-Tone Input Signal (–7 dBFS)

f_IN1 = 365 MHz, f_IN2 = 370 MHz, each tone at –7 dBFS,
IMD3 = 80 dBFS

Figure 13. FFT for Two-Tone Input Signal (–7 dBFS)

f_IN1 = 465 MHz, f_IN2 = 470 MHz, each tone at –7 dBFS,
IMD3 = 75 dBFS

Figure 15. FFT for Two-Tone Input Signal (–7 dBFS)

f_IN1 = 185 MHz, f_IN2 = 190 MHz

Figure 17. Intermodulation Distortion vs
Input Tone Amplitude

f_IN1 = 465 MHz, f_IN2 = 470 MHz

Figure 19. Intermodulation Distortion vs
Input Tone Amplitude

Figure 21. IL Spur vs Input Frequency

f_IN = 170 MHz

Figure 23. Signal-to-Noise Ratio vs
AVDD Supply and Temperature

f_IN = 350 MHz

Figure 25. Signal-to-Noise Ratio vs
AVDD Supply and Temperature

f_IN = 170 MHz

Figure 27. Signal-to-Noise Ratio vs
DVDD Supply and Temperature

f_IN = 350 MHz

Figure 29. Signal-to-Noise Ratio vs
DVDD Supply and Temperature

f_IN = 170 MHz

Figure 31. Signal-to-Noise Ratio vs
AVDD3V Supply and Temperature

f_IN = 350 MHz

Figure 33. Signal-to-Noise Ratio vs
AVDD3V Supply and Temperature

Figure 35. Signal-to-Noise Ratio vs
Gain and Input Frequency

Figure 37. Maximum Supported Amplitude vs Frequency

f_IN = 350 MHz

Figure 39. Performance vs Input Amplitude

f_IN = 350 MHz

Figure 41. Performance vs Sampling Clock Amplitude

f_IN = 350 MHz

Figure 43. Performance vs Clock Duty Cycle

f_IN = 170 MHz , A_IN = –1 dBFS, SINAD = 67 dBFS,
SFDR = 79 dBc, f_PSRR = 5 MHz, A_PSRR = 25 mV_PP,
amplitude of f_IN – f_PSRR = –74 dBFS,
amplitude of f_IN + f_PSRR = –76 dBFS

Figure 45. Power-Supply Rejection Ratio FFT for
Test Signals on the AVDD Supply

f_IN = 170 MHz , A_IN = –1 dBFS, f_CMRR = 5 MHz, A_CMRR = 50 mV_PP, SINAD = 69.1 dBFS, SFDR = 86 dBc,
amplitude of f_IN ± f_CMRR= –80 dBFS

Figure 47. Common-Mode Rejection Ratio FFT

Figure 49. Power vs Temperature

SNR = 75.2 dBFS, SFDR = 90 dBc

Figure 51. FFT for 170-MHz Input Signal in
Decimate-by-4 Mode

SNR = 69.6 dBFS, SFDR = 84 dBc

Figure 53. FFT for 450-MHz Input Signal in
Decimate-by-4 Mode

SNR = 68.3 dBFS, SFDR = 80 dBc

Figure 55. FFT for 350-MHz Input Signal in
Decimate-by-2 Mode

SNR = 70.3 dBFS; SFDR = 90 dBc;
IL spur = 95 dBc; non HD2, HD3 spur = 94 dBc

Figure 4. FFT for 140-MHz Input Signal

SNR = 68.9 dBFS; SFDR = 85 dBc;
IL spur = 85 dBc; non HD2, HD3 spur = 86 dBc

Figure 6. FFT for 230-MHz Input Signal

SNR = 66.7 dBFS; SFDR = 71 dBc;
IL spur = 87 dBc; non HD2, HD3 spur = 78 dBc

Figure 8. FFT for 370-MHz Input Signal

SNR = 66.3 dBFS, SINAD = 65.3 dBFS, THD = 70 dBc,
IL spur = 84 dBc, SFDR = 73 dBc, non HD2, HD3 spur = 90 dBFS

Figure 10. FFT for 720-MHz Input Signal at –6 dBFS

f_IN1 = 185 MHz, f_IN2 = 190 MHz, each tone at –36 dBFS,
IMD3 = 106 dBFS

Figure 12. FFT for Two-Tone Input Signal (–36 dBFS)

f_IN1 = 365 MHz, f_IN2 = 370 MHz, each tone at –36 dBFS,
IMD3 = 105 dBFS

Figure 14. FFT for Two-Tone Input Signal (–36 dBFS)

f_IN1 = 465 MHz, f_IN2 = 470 MHz, each tone at –36 dBFS,
IMD3 = 106 dBFS

Figure 16. FFT for Two-Tone Input Signal (–36 dBFS)

f_IN1 = 365 MHz, f_IN2 = 370 MHz

Figure 18. Intermodulation Distortion vs
Input Tone Amplitude

Figure 20. Spurious-Free Dynamic Range vs
Input Frequency

Figure 22. Signal-to-Noise Ratio vs Input Frequency

f_IN = 170 MHz

Figure 24. Spurious-Free Dynamic Range vs
AVDD Supply and Temperature

f_IN = 350 MHz

Figure 26. Spurious-Free Dynamic Range vs
AVDD Supply and Temperature

f_IN = 170 MHz

Figure 28. Spurious-Free Dynamic Range vs
DVDD Supply and Temperature

f_IN = 350 MHz

Figure 30. Spurious-Free Dynamic Range vs
DVDD Supply and Temperature

f_IN = 170 MHz

Figure 32. Spurious-Free Dynamic Range vs
AVDD3V Supply and Temperature

f_IN = 350 MHz

Figure 34. Spurious-Free Dynamic Range vs
AVDD3V Supply and Temperature

Figure 36. Spurious-Free Dynamic Range vs
Gain and Input Frequency

f_IN = 170 MHz

Figure 38. Performance vs Input Amplitude

f_IN = 170 MHz

Figure 40. Performance vs Sampling Clock Amplitude

f_IN = 170 MHz

Figure 42. Performance vs Clock Duty Cycle

f_IN = 170 MHz

Figure 44. Power-Supply Rejection Ratio vs
Test Signal Frequency

f_IN = 170 MHz

Figure 46. Common-Mode Rejection Ratio vs
Test Signal Frequency

Figure 48. Power vs Sampling Speed

SNR = 76.4 dBFS, SFDR = 99 dBc

Figure 50. FFT for 60-MHz Input Signal in
Decimate-by-4 Mode

SNR = 72.8 dBFS, SFDR = 91 dBc

Figure 52. FFT for 300-MHz Input Signal in
Decimate-by-4 Mode

SNR = 71.9 dBFS, SFDR = 89 dBc

Figure 54. FFT for 170-MHz Input Signal in
Decimate-by-2 Mode