MCP9804 Microchip Technology, MCP9804 Datasheet - Page 32

• Manufacturer Part Number: MCP9804
• Description: Accuracy Digital Temperature Sensor
• Manufacturer: Microchip Technology

MCP9804
FIGURE 5-11:
DS22203A-page 32
TABLE 5-3:
T
T
Note
LOWER
UPPER
T
1
2
3
4
5
6
CRIT
S/w Int. Clear
*
Critical Only
Comparator
When T
CONFIG (Alert output mode) is ignored. Also, in Interrupt mode, if Interrupt Clear bit is not set
then when temperature drops below the critical limit (note 6), the Alert output remains asserted.
Interrupt
Alert Output Boundary
T
T
T
A
T
A
A
Alert Output Condition.
A
ALERT OUTPUT CONDITIONS
< T
Note:
T
≤ T
A
T
< T
Conditions
A
A
T
≥ T
LOWER
A
UPPER
≥ T
> T
CRIT
≥ T
CRIT
1
LOWER
UPPER
CRIT
- T
- T
- T
and T
HYST
HYST
HYST
T
A
LOWER
< T
CRIT
-T
Comparator
HYST
- T
HYST
H
H
L
L
L
L
2
the Alert output is Comparator mode and bits 0 of
T
UPPER
Alert Output
Interrupt
1
- T
H
L
L
L
L
L
3
HYST
Critical
4
H
H
H
H
H
L
3
5
© 2009 Microchip Technology Inc.
*
15
0
0
0
0
1
0
6
T
T
CRIT
4
A
14
T
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0
0
1
0
1
1
Bits
T
UPPER
- T
LOWER
2
HYST
13
0
1
0
0
0
0
- T
-T
HYST
HYST