MAX1294 Datasheet, PDF (5/20 Pages) Maxim Integrated Products – 420ksps, +5V, 6-/2-Channel, 12-Bit ADCs with +2.5V Reference and Parallel Interface

420ksps, +5V, 6-/2-Channel, 12-Bit ADCs
with +2.5V Reference and Parallel Interface
Typical Operating Characteristics
(V_DD = +5V, V_REF = +2.500V, f_CLK = 7.6MHz, 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
SUPPLY CURRENT vs. SAMPLE FREQUENCY
10,000
WITH INTERNAL REFERENCE
1000
100
10
0
0.1 1
WITH EXTERNAL REFERENCE
10 100 1k 10k 100k 1M
f_SAMPLE (Hz)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
2.2
R_L = ∞
CODE = 101010100000
2.1
2.0
1.9
1.8
4.50
4.75
5.00
5.25
5.50
V_DD (V)
STANDBY CURRENT vs. TEMPERATURE
990
980
970
960
950
940
930
-40 -15
10
35
60
85
TEMPERATURE (°C)
SUPPLY CURRENT vs. TEMPERATURE
2.3 _{RL = ∞}
CODE = 101010100000
2.2
2.1
2.0
1.9
1.8
1.7
-40 -15
10
35
60
85
TEMPERATURE (°C)
POWER-DOWN CURRENT
vs. SUPPLY VOLTAGE
3.0
STANDBY CURRENT vs. SUPPLY VOLTAGE
990
980
970
960
950
940
930
4.50
4.75
5.00
5.25
5.50
V_DD (V)
POWER-DOWN CURRENT
vs. TEMPERATURE
2.2
2.5
2.1
2.0
2.0
1.5
1.9
1.0
4.50
4.75
5.00
5.25
5.50
V_DD (V)
1.8
-40 -15 10
35
60
85
TEMPERATURE (°C)
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