MAX1224 Datasheet, PDF (5/18 Pages) Maxim Integrated Products – 1.5Msps, Single-Supply, Low-Power, True-Differential, 12-Bit ADCs

1.5Msps, Single-Supply, Low-Power,
True-Differential, 12-Bit ADCs
Typical Operating Characteristics
(V_DD = +3V, V_L = V_DD, V_REF = 2.048V, f_SCLK = 24MHz, f_SAMPLE = 1.5Msps, T_A = T_MIN to T_MAX, unless otherwise noted. Typical val-
ues are measured at T_A = +25°C)
MAXIMUM RECOMMENDED f_SCLK vs. V_L
25
23
21
19
17
1.8 2.1 2.4 2.7 3.0 3.3 3.6
V_L (V)
INTEGRAL NONLINEARITY
vs. DIGITAL OUTPUT CODE (MAX1224)
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
-1.00
0
1024
2048
3072
4096
DIGITAL OUTPUT CODE
INTEGRAL NONLINEARITY
vs. DIGITAL OUTPUT CODE (MAX1225)
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
-1.00
-2048 -1024
0
1024
2048
DIGITAL OUTPUT CODE
DIFFERENTIAL NONLINEARITY
vs. DIGITAL OUTPUT CODE (MAX1224)
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
-1.00
0
1024
2048
3072
4096
DIGITAL OUTPUT CODE
DIFFERENTIAL NONLINEARITY
vs. DIGITAL OUTPUT CODE (MAX1225)
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
-1.00
-2048 -1024
0
1024
2048
DIGITAL OUTPUT CODE
OFFSET ERROR
vs. TEMPERATURE (MAX1224)
0
-1
-2
-3
-4
-40 -15
10
35
60
85
TEMPERATURE (°C)
OFFSET ERROR
vs. TEMPERATURE (MAX1225)
2
GAIN ERROR
vs. TEMPERATURE (MAX1224)
2
GAIN ERROR
vs. TEMPERATURE (MAX1225)
2
1
1
1
0
0
0
-1
-1
-1
-2
-40 -15
10
35
60
85
TEMPERATURE (°C)
-2
-40 -15
10
35
60
85
TEMPERATURE (°C)
-2
-40 -15
10
35
60
85
TEMPERATURE (°C)
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