MAX1261 Datasheet, PDF (6/20 Pages) Maxim Integrated Products – 250ksps, +3V, 8-/4-Channel, 12-Bit ADCs with +2.5V Reference and Parallel Interface

250ksps, +3V, 8-/4-Channel, 12-Bit ADCs
with +2.5V Reference and Parallel Interface
Typical Operating Characteristics
(V_DD = V_LOGIC = +3V, V_REF = +2.500V, f_CLK = 4.8MHz, C_L = 20pF, T_A = +25°C, unless otherwise noted.)
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0
INTEGRAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
1000 2000 3000 4000 5000
DIGITAL OUTPUT CODE
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0
DIFFERENTIAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
1000 2000 3000 4000 5000
DIGITAL OUTPUT CODE
10,000
SUPPLY CURRENT
vs. SAMPLE FREQUENCY
1000
WITH INTERNAL
REFERENCE
100
WITH EXTERNAL
10
REFERENCE
1
0.1 1
10 100 1k 10k 100k 1M
f_SAMPLE (Hz)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
2.10
R_L = ∞
CODE = 101010100000
2.05
2.00
1.95
1.90
1.85
1.80
2.7
3.0
3.3
3.6
V_DD (V)
STANDBY CURRENT vs. TEMPERATURE
930
SUPPLY CURRENT vs. TEMPERATURE
2.2
R_L = ∞
CODE = 101010100000
2.1
2.0
1.9
1.8
1.7
1.6
-40 -15
10
35
60
85
TEMPERATURE (°C)
POWER-DOWN CURRENT
vs. SUPPLY VOLTAGE
1.50
STANDBY CURRENT vs. SUPPLY VOLTAGE
930
920
910
900
890
880
2.7
3.0
3.3
3.6
V_DD (V)
POWER-DOWN CURRENT
vs. TEMPERATURE
1.2
920
1.25
1.1
910
1.00
1.0
900
0.75
0.9
890
880
-40 -15 10
35
60
85
TEMPERATURE (°C)
0.50
2.7
3.0
3.3
V_DD (V)
0.8
3.6
-40 -15 10
35
60
85
TEMPERATURE (°C)
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