MAX1304_11 Datasheet, PDF (10/37 Pages) Maxim Integrated Products – 8-/4-/2-Channel, 12-Bit, Simultaneous-Sampling ADCs with ±10V, ±5V

8-/4-/2-Channel, 12-Bit, Simultaneous-Sampling ADCs
with ±10V, ±5V, and 0 to +5V Analog Input Ranges
Typical Operating Characteristics (continued)
(V_AVDD = +5V, V_DVDD = +3V, V_AGND = V_DGND = 0V, V_REF = V_REFMS = +2.5V (external reference), C_REF = C_REFMS = 0.1µF, C_REF+ =
C_REF- = 0.1µF, C_REF+-to-REF- = 2.2µF || 0.1µF, C_COM = 2.2µF || 0.1µF, C_MSV = 2.2µF || 0.1µF (unipolar devices), MSV = AGND (bipolar
devices), f_CLK = 16.67MHz 50% duty cycle, INTCLK/EXTCLK = AGND (external clock), f_IN = 500kHz, A_IN = -0.4dBFS. T_A = +25°C,
unless otherwise noted.) (Figures 3 and 4)
SIGNAL-TO-NOISE RATIO
vs. REFERENCE VOLTAGE
75
74
73
72
71
70
69
68
67
66
65
2.0 2.2 2.4 2.6 2.8 3.0
V_REF (V)
TOTAL HARMONIC DISTORTION
vs. REFERENCE VOLTAGE
-70
-72
-74
-76
-78
-80
-82
-84
-86
-88
-90
2.0 2.2 2.4 2.6 2.8 3.0
V_REF (V)
SIGNAL-TO-NOISE PLUS DISTORTION
vs. REFERENCE VOLTAGE
75
74
73
72
71
70
69
68
67
66
65
2.0 2.2 2.4 2.6 2.8 3.0
V_REF (V)
SPURIOUS-FREE DYNAMIC RANGE
vs. REFERENCE VOLTAGE
100
95
90
85
80
75
70
2.0 2.2 2.4 2.6 2.8 3.0
V_REF (V)
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