Rainbow Electronics MAX1362 - Manual (Page 7)

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
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 = V DD
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 40 60 80 100
AVERAGE SUPPLY CURRENT
vs. CONVERSION RATE (EXTERNAL CLOCK)
MAX1361 toc07
CONVERSION RATE (ksps)
AVERAGE I
DD
(µ
A)
0 10 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
V DD (V)
V
REF
NORMALIZED
MAX1362
NORMALIZED TO
REFERENCE VALUE AT
V
DD = 5V
MAX1361
NORMALIZED TO
REFERENCE VALUE AT
V
DD = 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
V DD (V)
OFFSET ERROR (LSB)
Typical Operating Characteristics (continued)
(V
DD
= 3.3V (MAX1361), V
DD
= 5V (MAX1362), f
SCL
= 1.7MHz, external clock, f
SAMPLE
= 94.4ksps, single-ended, unipolar,
T A = +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)