MAX1153/MAX1154
Stand-Alone, 10-Channel, 10-Bit System Monitors
with Internal Temperature Sensor and VDD Monitor
8
_______________________________________________________________________________________
OFFSET ERROR vs. TEMPERATURE
MAX1153/54
toc16
TEMPERATURE (
°C)
OFFSET
ERROR
(LSB)
80
65
50
35
20
5
-10
-25
-0.20
-0.15
-0.10
-0.05
0
0.05
0.10
0.15
0.20
0.25
-0.25
-40
UNIPOLAR
DIFFERENTIAL
CONFIGURATION
EXTERNAL
REFERENCE MODE
BIPOLAR DIFFERENTIAL
CONFIGURATION
EXTERNAL REFERENCE
MODE
UNIPOLAR SINGLE-ENDED
CONFIGURATION
EXTERNAL REFERENCE
MODE
INTERNAL TEMPERATURE SENSOR
TEMPERATURE ERROR
MAX1153/54
toc17
TEMPERATURE (
°C)
ERROR
(°
C)
60
40
20
0
-20
-0.80
-0.60
-0.40
-0.20
0
0.20
0.40
0.60
0.80
1.00
-1.00
-40
80
MAX1153/MAX1154
GRADE B INTERNAL
SENSOR
GRADE A INTERNAL
SENSOR
EXTERNAL TEMPERATURE SENSOR
TEMPERATURE ERROR
MAX1153/54
toc18
TEMPERATURE (
°C)
ERROR
(°
C)
60
40
20
0
-20
-1.60
-1.20
-0.80
-0.40
0
0.40
0.80
1.20
1.60
2.00
-2.00
-40
80
MAX1153/MAX1154
EXTERNAL SENSOR,
DIFFERENTIAL INPUT
EXTERNAL SENSOR,
SINGLE-ENDED INPUT
TEMPERATURE ERROR vs. INTERCONNECT
CAPACITANCE (EXTERNAL SENSOR)
MAX1153/54
toc19
INTERCONNECT CAPACITANCE (pF)
TEMPERATURE
(°
C)
-5
-4
-3
-2
-1
0
1
-6
100
1000
SAMPLING ERROR
vs. INPUT SOURCE IMPEDANCE
MAX1153/54
toc20
SOURCE IMPEDANCE (
Ω)
SAMPLING
ERROR
(LSB)
1000
100
-4
-3
-2
-1
0
1
-5
10
10,000
TURN ON THERMAL TRANSIENT,
CONTINUOUS CONVERSION
VDD = 3.0V
MAX1153/54
toc21
TIME (s)
TEMPERATURE
SHIFT
(°
C)
25
20
15
10
5
0
0.125
0.250
0.375
0.500
0.625
-0.125
030
IN A TSSOP SOCKET
SOLDER ON A 2in X 2in PWB
IN AN OIL BATH
EXTERNAL BJT
Typical Operating Characteristics (continued)
(VDD = +3V, VREF = +2.5V (MAX1153); VDD = +5V, VREF = +4.096V (MAX1154); fSCLK = 10MHz, CREF = 0.1F, TA = +25°C, unless
otherwise noted.)