AVDD1 = 5V, AVDD2 = 1.8V, AVSS = 0V, IOVDD = 1.8V,
VREF = 4.096V, high-reference range, high-speed mode, wideband
filter, OSR = 32, 1x input range, input precharge buffers on, reference precharge
buffer off, and TA = 25°C (unless otherwise noted)
Figure 5-7 Max-Speed Mode, Shorted-Input FFT
VREF = 2.5V, wideband filter,
2x range |
Figure 5-9 Max-Speed Mode, Shorted-Input FFTFigure 5-11 Max-Speed Mode, Shorted-Input FFT Figure 5-13 High-Speed Mode, Shorted-Input FFT
VREF = 2.5V, wideband filter,
2x range |
Figure 5-15 High-Speed Mode, Shorted-Input FFTFigure 5-17 High-Speed Mode, Shorted-Input FFT Figure 5-19 Mid-Speed Mode, Shorted-Input FFT
VREF = 2.5V, wideband filter,
2x range |
Figure 5-21 Mid-Speed Mode, Shorted-Input FFTFigure 5-23 Mid-Speed Mode, Shorted-Input FFT Figure 5-25 Low-Speed Mode, Shorted-Input FFT
VREF = 2.5V, wideband filter,
2x range |
Figure 5-27 Low-Speed Mode, Shorted-Input FFTFigure 5-29 Low-Speed Mode, Shorted-Input FFT Figure 5-31 Max-Speed Mode Code Distributions Figure 5-33 Mid-Speed Mode Code Distributions
Wideband filter, OSR = 64, 30
units |
Figure 5-35 Noise
Performance DistributionsFigure 5-37 Noise
Performance vs Reference Voltage Figure 5-39 Noise
Performance vs Temperature Figure 5-41 Input
Current vs Differential Voltage Figure 5-43 Input
Current vs Differential Voltage
Precharge buffers off, VIN =
full scale, VREF = 2.5V |
Figure 5-45 Input
Current vs Temperature
Precharge buffers on, VIN =
full scale, VREF = 2.5V |
Figure 5-47 Input
Current vs TemperatureFigure 5-49 Offset Error Distribution
30 units, offset calibrated at t =
0 |
Figure 5-51 Long-Term Offset DriftFigure 5-53 Gain
Error Distribution
Precharge buffers off, 30 units |
Figure 5-55 Gain
Drift Distribution
30 units, gain calibrated at t =
0 |
Figure 5-57 Long-Term Gain DriftFigure 5-59 THD
Distribution Figure 5-61 THD
vs Input Amplitude Figure 5-63 INL
Error vs Input Voltage Figure 5-65 INL
Error vs Input Voltage Figure 5-67 INL
Distributions Figure 5-69 DC
CMRR Distribution Figure 5-71 CMRR
vs Frequency Figure 5-73 Oscillator Frequency Distribution Figure 5-75 VCM
Voltage Distribution
REFP precharge buffer off |
Figure 5-77 REFP
Input Current vs Reference VoltageFigure 5-79 DC
PSRR Distribution Figure 5-81 PSRR
vs Power-Supply Frequency Figure 5-83 Power-Supply Current vs Temperature Figure 5-85 Power-Supply Current vs Temperature Figure 5-87 IOVDD
Current vs Oversampling Ratio Figure 5-8 Max-Speed Mode, Shorted-Input FFT Figure 5-10 Max-Speed Mode, Shorted-Input FFT
VIN = –0.2dBFS, 1kHz,
wideband filter |
Figure 5-12 Max-Speed Mode, Full-Scale FFTFigure 5-14 High-Speed Mode, Shorted-Input FFT Figure 5-16 High-Speed Mode, Shorted-Input FFT
VIN = –0.2dBFS, 1kHz,
wideband filter |
Figure 5-18 High-Speed Mode, Full-Scale FFTFigure 5-20 Mid-Speed Mode, Shorted-Input FFT Figure 5-22 Mid-Speed Mode, Shorted-Input FFT
VIN = –0.2dBFS, 1kHz,
wideband filter |
Figure 5-24 Mid-Speed Mode, Full-Scale FFTFigure 5-26 Low-Speed Mode, Shorted-Input FFT Figure 5-28 Low-Speed Mode, Shorted-Input FFT
VIN = –0.2dBFS, 1kHz,
wideband filter |
Figure 5-30 Low-Speed Mode, Full-Scale FFTFigure 5-32 High-Speed Mode Code Distributions Figure 5-34 Low-Speed Mode Code Distributions
Sinc4 filter, OSR = 64, 30 units |
Figure 5-36 Noise
Performance Distributions
Wideband filter, OSR = 64 |
Figure 5-38 Noise
Performance vs Temperature
Wideband filter, OSR = 64, 30
units |
Figure 5-40 Dynamic Range DistributionsFigure 5-42 Input
Current vs Differential Voltage Figure 5-44 Input
Current vs Differential Voltage
Precharge buffers off, VIN =
full scale, VREF = 2.5V |
Figure 5-46 Input
Current vs Temperature
Precharge buffers on, VIN =
full scale, VREF = 2.5V |
Figure 5-48 Input
Current vs TemperatureFigure 5-50 Offset Error vs Temperature Figure 5-52 Gain
Error Distribution
Precharge buffers on, 30 units |
Figure 5-54 Gain
Drift Distribution
Gain error calibrated at nominal clock
frequency |
Figure 5-56 Gain
Error vs Clock FrequencyFigure 5-58 THD
Distribution Figure 5-60 THD
Overtemperature Distributions
f1 = 9.7kHz, f2 =
10.3kHz, VIN = −6.5dBFS |
Figure 5-62 Intermodulation Distortion FFTFigure 5-64 INL
Error vs Input Voltage Figure 5-66 INL
Error vs Input Voltage Figure 5-68 INL
Over-Temperature Distributions Figure 5-70 DC
CMRR vs Temperature Figure 5-72 CMRR
vs Frequency Figure 5-74 Oscillator Frequency vs Temperature Figure 5-76 VCM
Voltage vs Temperature Figure 5-78 REFP
Input Current vs Reference Voltage Figure 5-80 DC
PSRR vs Temperature Figure 5-82 Power-Supply Current vs Temperature Figure 5-84 Power-Supply Current vs Temperature Figure 5-86 IOVDD
Current vs Oversampling Ratio Figure 5-88 Power-Down Mode Supply Current vs Temperature