Datasheet

MAX1240/MAX1241
+2.7V, Low-Power,
12-Bit Serial ADCs in 8-Pin SO
_______________________________________________________________________________________ 5
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
2.25 2.75 3.25 3.75 4.25 4.75 5.25
OFFSET ERROR
vs. SUPPLY VOLTAGE
MAX1241-03
SUPPLY VOLTAGE (V)
OFFSET ERROR (LSB)
__________________________________________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.)
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
24356
OPERATING SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX1241-D
SUPPLY VOLTAGE (V)
OPERATING SUPPLY CURRENT (mA)
R
L
=
∞
CODE = 101010100000
MAX1241
MAX1240
0.8
0.9
1.0
1.1
1.2
1.3
-60 -20 20 60 100 140
SUPPLY CURRENT vs. TEMPERATURE
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
MAX1241-A/NEW
MAX1241
MAX1240
R
LOAD
=
∞
CODE = 10101010000
DOUT DOUT
6k
DGND
C
LOAD
= 50pF C
LOAD
= 50pF
6k
DGND
+2.7V
b) High-Z to V
OL
and V
OH
to V
OL
a) High-Z to V
OH
and V
OL
to V
OH
Figure 1. Load Circuits for DOUT Enable Time
DOUT DOUT
6k
DGND
C
LOAD
= 50pF C
LOAD
= 50pF
6k
DGND
+2.7V
b) V
OL
to High-Za) V
OH
to High-Z
Figure 2. Load Circuits for DOUT Disable Time