MAX1240_10 Datasheet, PDF (5/15 Pages) Maxim Integrated Products – +2.7V, Low-Power, 12-Bit Serial ADCs in 8-Pin SO

+2.7V, Low-Power,
12-Bit Serial ADCs in 8-Pin SO
DOUT
6k
DGND
a) High-Z to V_OH and V_OL to V_OH
C_LOAD = 50pF
Figure 1. Load Circuits for DOUT Enable Time
DOUT
6k
DGND
a) V_OH to High-Z
Figure 2. Load Circuits for DOUT Disable Time
C_LOAD = 50pF
+2.7V
6k
DOUT
C_LOAD = 50pF
DGND
b) High-Z to V_OL and V_OH to V_OL
+2.7V
DOUT
b) V_OLto High-Z
6k
C_LOAD = 50pF
DGND
__________________________________________Typical Operating Characteristics
(V_DD = 3.0V, V_REF = 2.5V, f_SCLK = 2.1MHz, C_L = 20pF, T_A = +25°C, unless otherwise noted.)
OPERATING SUPPLY CURRENT
vs. SUPPLY VOLTAGE
2.0
1.8
R_L = ∞
CODE = 101010100000
1.6
MAX1240
1.4
1.2
1.0
MAX1241
0.8
0.6
0.4
0.2
0
2
3
4
5
6
SUPPLY VOLTAGE (V)
SUPPLY CURRENT vs. TEMPERATURE
1.3
1.2
MAX1240
1.1
1.0
MAX1241
0.9
R_LOAD = ∞
CODE = 10101010000
0.8
-60 -20
20
60 100 140
TEMPERATURE (°C)
OFFSET ERROR
vs. SUPPLY VOLTAGE
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
2.25 2.75 3.25 3.75 4.25 4.75 5.25
SUPPLY VOLTAGE (V)
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