MAX1192 Datasheet, PDF (9/28 Pages) Maxim Integrated Products – Ultra-Low-Power, 22Msps, Dual 8-Bit ADC

Ultra-Low-Power, 22Msps, 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 =
22.005678MHz at 50% duty cycle, T_A = +25°C, unless otherwise noted.)
SIGNAL-TO-NOISE RATIO
vs. ANALOG INPUT FREQUENCY
50.0
49.5
49.0
CHANNEL B
48.5
48.0
47.5
CHANNEL A
47.0
46.5
46.0
0
25
50
75 100 125
ANALOG INPUT FREQUENCY (MHz)
SIGNAL-TO-NOISE AND DISTORTION
vs. ANALOG INPUT FREQUENCY
50.0
49.5
49.0
48.5
CHANNEL B
48.0
47.5
CHANNEL A
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
-60
CHANNEL B
-65
-70
-75
CHANNEL A
-80
-85
0
25
50
75 100 125
ANALOG INPUT FREQUENCY (MHz)
SPURIOUS-FREE DYNAMIC RANGE
vs. ANALOG INPUT FREQUENCY
85
80
75
CHANNEL A
70
65
CHANNEL B
60
55
50
45
0
25
50
75 100 125
ANALOG INPUT FREQUENCY (MHz)
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