Typical operating characteristics (continued) – Rainbow Electronics MAX1314 User Manual
Page 10
Typical Operating Characteristics (continued)
(AV
DD
= +5V, DV
DD
= +3V, AGND = DGND = 0, 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)
MAX1304–MAX1306/MAX1308–MAX1310/MAX1312–MAX1314
8-/4-/2-Channel, 12-Bit, Simultaneous-Sampling ADCs
with ±10V, ±5V, and 0 to +5V Analog Input Ranges
10
______________________________________________________________________________________
SIGNAL-TO-NOISE RATIO
vs. REFERENCE VOLTAGE
MAX1304 toc15
V
REF
(V)
SNR (dB)
2.8
2.6
2.4
2.2
66
67
68
69
70
71
72
73
74
75
65
2.0
3.0
SIGNAL-TO-NOISE PLUS DISTORTION
vs. REFERENCE VOLTAGE
MAX1304 toc16
V
REF
(V)
SINAD (dB)
2.8
2.6
2.4
2.2
66
67
68
69
70
71
72
73
74
75
65
2.0
3.0
TOTAL HARMONIC DISTORTION
vs. REFERENCE VOLTAGE
MAX1304 toc17
V
REF
(V)
THD (dBc)
2.8
2.6
2.4
2.2
-88
-86
-84
-82
-80
-78
-76
-74
-72
-70
-90
2.0
3.0
SPURIOUS-FREE DYNAMIC RANGE
vs. REFERENCE VOLTAGE
MAX1304 toc18
V
REF
(V)
SFDR (dBc)
2.8
2.6
2.4
2.2
75
80
85
90
95
100
70
2.0
3.0