Datasheet

 
      
    
SLAS251A − DECEMBER 1999 − REVISED JANUARY 2003
33
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
−70
−65
−60
−55
−50
0 255075100
Figure 34
SINAD − Signal-to-Noise + Distortion − dB
f − Frequency − kHz
SIGNAL-TO-NOISE + DISTORTION
vs
INPUT FREQUENCY
V
CC
= 5 V, External Reference = 4 V,
Internal OSC, Single Shot, Short Sample,
Mode 00 µP Mode
7.0
7.5
8.0
8.5
9.0
9.5
10.0
0 255075100
Figure 35
ENOB − Effective Number of Bits − BITS
f − Frequency − kHz
EFFECTIVE NUMBER OF BITS
vs
INPUT FREQUENCY
V
CC
= 5 V, External Reference = 4 V,
Internal OSC, Single Shot,
Short Sample, Mode 00 µP Mode
−90
−85
−80
−75
−70
−65
−60
0 255075100
Figure 36
THD − Total Harmonic Distortion − dB
TOTAL HARMONIC DISTORTION
vs
INPUT FREQUENCY
f − Frequency − kHz
V
CC
= 5 V, External Reference = 4 V,
Internal OSC, Single Shot,
Short Sample, Mode 00 µP Mode
−100
−80
−60
−40
−20
0
0 255075100
Figure 37
Spurious Free Dynamic Range − dB
f − Frequency − kHz
SPURIOUS FREE DYNAMIC RANGE
vs
INPUT FREQUENCY
V
CC
= 5 V, External Reference = 4 V,
Internal OSC, Single Shot,
Short Sample, Mode 00 µP Mode