Typical operating characteristics (continued) – Rainbow Electronics MAX1326 User Manual
Page 8
Typical Operating Characteristics (continued)
(AV
DD
= +5V, DV
DD
= +3V, AGND = DGND = 0V, V
REF
= V
REFMS
= +2.5V (external reference), see the Typical Operating Circuits sec-
tion, f
CLK
= 10MHz, 50% duty cycle, INTCLK/EXTCLK = AGND (external clock), SHDN = DGND, T
A
= +25°C, unless otherwise noted.)
FFT
MAX1316 toc13
FREQUENCY (MHz)
AMPLITUDE (dB)
0.20
0.15
0.10
0.05
-120
-100
-80
-60
-40
-20
0
-140
0
0.25
f
ANALOG_IN
= 103kHz
f
SAMPLE
= 490kHz
f
CLK
= 10MHz
SINAD = 76.7dB
SNR = 77.0dB
THD = -88.3dB
SFDR = 91.0dB
SIGNAL-TO-NOISE RATIO
vs. CLOCK FREQUENCY
MAX1316 toc14
f
CLK
(MHz)
SNR (dB)
18
16
14
12
10
71
72
73
74
75
76
77
78
79
80
70
8
20
f
IN
= 100kHz
SIGNAL-TO-NOISE PLUS DISTORTION
vs. CLOCK FREQUENCY
MAX1316 toc15
f
CLK
(MHz)
SINAD (dB)
18
16
14
12
10
71
72
73
74
75
76
77
78
79
80
70
8
20
f
IN
= 100kHz
EFFECTIVE NUMBER OF BITS
vs. CLOCK FREQUENCY
MAX1316 toc16
f
CLK
(MHz)
ENOB (BITS)
18
16
14
12
10
8
20
11.0
11.5
12.0
12.5
13.0
13.5
10.5
f
IN
= 100kHz
TOTAL HARMONIC DISTORTION
vs. CLOCK FREQUENCY
MAX1316 toc17
f
CLK
(MHz)
THD (dB)
18
16
14
12
10
8
20
-95
-90
-85
-80
-75
-70
-100
SPURIOUS-FREE DYNAMIC RANGE
vs. CLOCK FREQUENCY
MAX1316 toc17b
f
CLK
(MHz)
SFDR (dB)
18
16
14
12
10
8
20
65
70
75
80
85
90
95
100
60
MAX1316–MAX1318/MAX1320–MAX1322/MAX1324–MAX1326
8-/4-/2-Channel, 14-Bit, Simultaneous-Sampling ADCs
with ±10V, ±5V, and 0 to +5V Analog Input Ranges
8
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