MCP9800A0-M/MS MICROCHIP [Microchip Technology], MCP9800A0-M/MS Datasheet - Page 22

• Manufacturer Part Number: MCP9800A0-M/MS
• Description: 2-Wire High-Accuracy Temperature Sensor
• Manufacturer: MICROCHIP [Microchip Technology]

MCP9800/1/2/3
5.3.4
The
Temperature Limit-Set register (T
9-bit data in two’s compliment format. This data
represents a maximum temperature limit. If the ambient
temperature
MCP9800/1/2/3 asserts an alert output. (Refer to
Section 5.3.4.3 “ALERT Output
This register uses the nine Most Significant bits (MSbs)
and all other bits are “don’t cares”.
The power-up default value of the T
80°C, or <0101 0000 0>b in binary.
REGISTER 5-5:
DS21909C-page 22
bit 15
bit 7
Legend:
R = Readable bit
-n = Value at POR
Upper Half:
Lower Half:
R/W-0
R/W-0
2
Sign
-1
MCP9800/1/2/3
°C
TEMPERATURE LIMIT-SET
REGISTER (T
exceeds
R/W-1
2
R-0
6
0
TEMPERATURE LIMIT-SET REGISTER (T
°C
has
this
SET
W = Writable bit
‘1’ = Bit is set
)
a
specified
SET
Configuration”).
R/W-0
2
16-bit
R-0
5
) which contains a
0
°C
SET
limit,
register is
read/write
R/W-1
2
R-0
4
the
0
°C
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
R/W-0
2
R-0
3
0
°C
SET
) – ADDRESS <
R/W-0
2
R-0
2
0
°C
 2010 Microchip Technology Inc.
x = Bit is unknown
R/W-0
0000 0011
2
R-0
1
0
°C
>b
R/W-0
2
R-0
0
0
°C
bit 8
bit 0