MAX1193 Datasheet, PDF (7/26 Pages) Maxim Integrated Products – Ultra-Low-Power, 45Msps, Dual 8-Bit ADC

Ultra-Low-Power, 45Msps, Dual 8-Bit ADC
Typical Operating Characteristics (continued)
(V_DD = 3.0V, OV_DD = 1.8V, V_REFIN = V_DD (internal reference), C_L ≈ 10pF at digital outputs, differential input at -0.5dB FS, f_CLK =
45.005678MHz at 50% duty cycle, T_A = +25°C, unless otherwise noted.)
SIGNAL-TO-NOISE RATIO
vs. ANALOG INPUT FREQUENCY
50.0
49.5
CHANNEL A
49.0
48.5
48.0
CHANNEL B
47.5
47.0
46.5
46.0
0
25
50
75 100 125
ANALOG INPUT FREQUENCY (MHz)
SIGNAL-TO-NOISE PLUS DISTORTION
vs. ANALOG INPUT FREQUENCY
50.0
49.5
49.0
CHANNEL A
48.5
48.0
CHANNEL B
47.5
47.0
46.5
46.0
0
25
50
75 100 125
ANALOG INPUT FREQUENCY (MHz)
TOTAL HARMONIC DISTORTION
vs. ANALOG INPUT FREQUENCY
-45
-50
-55
CHANNEL A
-60
-65
-70
CHANNEL B
-75
-80
-85
0
25
50
75 100 125
ANALOG INPUT FREQUENCY (MHz)
SPURIOUS-FREE DYNAMIC RANGE
vs. ANALOG INPUT FREQUENCY
85
80
CHANNEL B
75
70
65
CHANNEL A
60
55
50
45
0
25
50
75 100 125
ANALOG INPUT FREQUENCY (MHz)
_______________________________________________________________________________________ 7