MAX1198 Datasheet, PDF (8/22 Pages) Maxim Integrated Products – Dual, 8-Bit, 100Msps, 3.3V, Low-Power ADC with Internal Reference and Parallel Outputs

Dual, 8-Bit, 100Msps, 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 -1dB FS, f_CLK = 100MHz, C_L ≈ 10pF, T_A = +25°C, unless otherwise
noted.)
SNR/SINAD, THD/SFDR vs. TEMPERATURE
90
f_IN = 19.87089082MHz
80
SFDR
70
FULL-POWER INPUT BANDWIDTH vs.
ANALOG INPUT FREQUENCY, DIFFERENTIAL
1
0
-1
SMALL-SIGNAL INPUT BANDWIDTH vs.
ANALOG INPUT FREQUENCY, DIFFERENTIAL
2
V_IN = 100mV_P-P
1
0
60
SNR
THD
-2
-1
50
-3
-2
40
SINAD
-4
-3
30
-40 -15
10
35
60
85
TEMPERATURE (°C)
-5
1
10
100
1000
ANALOG INPUT FREQUENCY (MHz)
-4
1
10
100
1000
ANALOG INPUT FREQUENCY (MHz)
SIGNAL-TO-NOISE RATIO vs.
INPUT POWER (f_IN = 19.87089082MHz)
55
SIGNAL-TO-NOISE + DISTORTION vs.
INPUT POWER (f_IN = 19.87089082MHz)
55
TOTAL HARMONIC DISTORTION vs.
INPUT POWER (f_IN = 19.87089082MHz)
-45
50
50
-50
45
45
-55
40
40
-60
35
35
-65
30
30
-70
25
-20 -16 -12
-8
-4
0
INPUT POWER (dB FS)
SPURIOUS-FREE DYNAMIC RANGE vs.
INPUT POWER (f_IN = 19.87089082MHz)
75
70
65
60
55
50
45
-20 -16 -12
-8
-4
0
INPUT POWER (dB FS)
25
-20 -16 -12
-8
-4
0
INPUT POWER (dB FS)
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0
INTEGRAL NONLINEARITY
(262144-POINT DATA RECORD)
32 64 98 128 160 192 224 256
DIGITAL OUTPUT CODE
-75
-20 -16 -12
-8
-4
0
INPUT POWER (dB FS)
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0
DIFFERENTIAL NONLINEARITY
(262144-POINT DATA RECORD)
32 64 98 128 160 192 224 256
DIGITAL OUTPUT CODE
8 _______________________________________________________________________________________