MAX1190 Datasheet, PDF (7/21 Pages) Maxim Integrated Products – Dual 10-Bit, 120Msps, 3.3V, Low-Power ADC with Internal Reference and Parallel Outputs

Dual 10-Bit, 120Msps, 3.3V, Low-Power ADC
with Internal Reference and Parallel Outputs
Typical Operating Characteristics (continued)
(V_DD = 3.3V, OV_DD = 2.5V, V_REFIN = 2.048V, differential input at -0.5dB FS, f_CLK = 120MHz, C_L ≈ 10pF, T_A = +25°C, unless otherwise noted.)
TOTAL HARMONIC DISTORTION
vs. ANALOG INPUT FREQUENCY
-40
-48
-56
CHA
-64
CHB
-72
-80
0
20 40 60 80 100 120
ANALOG INPUT FREQUENCY (MHz)
FULL-POWER INPUT BANDWIDTH
vs. ANALOG INPUT FREQUENCY
5
2
-1
-4
-7
-10
1
10
100
1000
ANALOG INPUT FREQUENCY (MHz)
SIGNAL-TO-NOISE + DISTORTION
vs. INPUT POWER (f_IN = 20.02536MHz)
60
SPURIOUS-FREE DYNAMIC RANGE
vs. ANALOG INPUT FREQUENCY
80
72
CHB
64
CHA
56
48
40
0
20 40 60 80 100 120
ANALOG INPUT FREQUENCY (MHz)
SMALL-SIGNAL INPUT BANDWIDTH
vs. ANALOG INPUT FREQUENCY
6
4
2
0
-2
-4
-6
V_IN = 100mV_P-P
-8
1
10
100
1000
ANALOG INPUT FREQUENCY (MHz)
TOTAL HARMONIC DISTORTION
vs. INPUT POWER (f_IN = 20.02536MHz)
-50
SNR/SINAD, THD/SFDR
vs. CLOCK DUTY CYCLE
100
SFDR
80
THD
60
SNR
40
SINAD
20
f_INA/B = 20.02536MHz
0
40
44
48
52
56
60
CLOCK DUTY CYCLE (%)
SIGNAL-TO-NOISE RATIO
vs. INPUT POWER (f_IN = 20.02536MHz)
60
56
52
48
44
40
-20 -16 -12
-8
-4
0
INPUT POWER (dB FS)
SPURIOUS-FREE DYNAMIC RANGE
vs. INPUT POWER (f_IN = 20.02536MHz)
80
56
-56
74
52
-62
68
48
-68
62
44
-74
56
40
-20 -16 -12
-8
-4
0
INPUT POWER (dB FS)
-80
-20 -16 -12
-8
-4
0
INPUT POWER (dB FS)
50
-20 -16 -12
-8
-4
0
INPUT POWER (dB FS)
_______________________________________________________________________________________ 7