
MAX1361/MAX1362
4-Channel, 10-Bit, System Monitor with Programmable
Trip Window and SMBus Alert Response
_______________________________________________________________________________________
7
300
400
350
500
450
600
550
650
750
700
800
-40
-10
5
-25
20
35
50
65
80
SUPPLY CURRENT vs. TEMPERATURE
MAX1361
toc04
TEMPERATURE (
°C)
SUPPLY
CURRENT
(μ
A)
INTERNAL REFERENCE
MAX1362
MAX1361
MAX1362
MAX1361
INTERNAL REFERENCE
EXTERNAL REFERENCE
SETUP BYTE
EXT REF: 10111010
INT REF: 11011010
0
0.2
0.1
0.4
0.3
0.5
0.6
2.7
5.2
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX1361
toc05
INPUT VOLTAGE (V)
I DD
(μ
A)
3.7
3.2
4.2
4.7
SDA = SCL = VDD
0
0.10
0.05
0.20
0.15
0.30
0.25
0.35
0.45
0.40
0.50
-40
-10
5
-25
20
35
50
65
80
SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
MAX1361
toc06
TEMPERATURE (
°C)
SUPPLY
CURRENT
(μ
A)
MAX1362
MAX1361
200
300
250
350
400
450
500
550
600
650
700
750
800
0
20 30 406080
100
AVERAGE SUPPLY CURRENT
vs. CONVERSION RATE (EXTERNAL CLOCK)
MAX1361
toc07
CONVERSION RATE (ksps)
AVERAGE
I
DD
(μ
A)
010
50
70
90
A
B
A) INTERNAL REFERENCE ALWAYS ON
B) EXTERNAL REFERENCE
0.9990
0.9994
0.9992
0.9998
0.9996
1.0002
1.0000
1.0004
1.0008
1.0006
1.0010
-40
-10
5
-25
20
35
50
65
80
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
MAX1361
toc08
TEMPERATURE (
°C)
V
REF
NORMALIZED
MAX1362
MAX1361
NORMALIZED TO REFERENCE VALUE
AT +25
°C
0.99990
0.99994
0.99992
0.99998
0.99996
1.00002
1.00000
1.00004
1.00008
1.00006
1.00010
2.7
3.3 3.6 3.9
3.0
4.2 4.5 4.8 5.1 5.4
NORMALIZED REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
MAX1361
toc09
VDD (V)
V
REF
NORMALIZED
MAX1362
NORMALIZED TO
REFERENCE VALUE AT
VDD = 5V
MAX1361
NORMALIZED TO
REFERENCE VALUE AT
VDD = 3.3V
-1.0
-0.8
-0.9
-0.6
-0.7
-0.4
-0.5
-0.3
-0.1
-0.2
0
-40
-10
5
-25
20
35
50
65
80
OFFSET ERROR vs. TEMPERATURE
MAX1361
toc10
TEMPERATURE (
°C)
OFFSET
ERROR
(LSB)
-1.0
-0.8
-0.9
-0.6
-0.7
-0.4
-0.5
-0.3
-0.1
-0.2
0
2.7
3.3 3.6 3.9
3.0
4.2 4.5 4.8 5.1 5.4
OFFSET ERROR vs. SUPPLY VOLTAGE
MAX1361
toc11
VDD (V)
OFFSET
ERROR
(LSB)
Typical Operating Characteristics (continued)
(VDD = 3.3V (MAX1361), VDD = 5V (MAX1362), fSCL = 1.7MHz, external clock, fSAMPLE = 94.4ksps, single-ended, unipolar,
TA = +25°C, unless otherwise noted.)
0
0.2
0.1
0.4
0.3
0.6
0.5
0.7
0.9
0.8
1.0
-40
-10
5
-25
20
35
50
65
80
GAIN ERROR vs. TEMPERATURE
MAX1361
toc12
TEMPERATURE (
°C)
GAIN
ERROR
(LSB)