Multiple Channel 1°C Temperature Sensor with Beta Compensation
Datasheet
APPLICATION NOTE: When measuring a 65nm Intel CPU, the Ideality Setting should be the default 12h. When
measuring a 45nm Intel CPU, the Ideality Setting should be 15h.
7.14
Filter Control Register
Table 7.19 Filter Configuration Register
ADDR.
R/W
REGISTER
B7
B6
B5
B4
B3
B2
B1
B0
DEFAULT
40h
R/W
Filter Control
-
-
-
-
-
-
FILTER[1:0]
00h
The Filter Configuration Register controls the digital filter on the External Diode channel.
Bits 1-0 - FILTER[1:0] - Control the level of digital filtering that is applied to the External Diode
temperature measurement as shown in Table 7.20. See Figure 6.2 and Figure 6.3 for examples on the
filter behavior.
Table 7.20 FILTER Decode
FILTER[1:0]
1
0
AVERAGING
0
0
1
1
0
1
0
1
Disabled (default)
Level 1
Level 1
Level 2
7.15
Product ID Register
Table 7.21 Product ID Register
ADDR
FDh
R/W
REGISTER
B7
B6
B5
B4
B3
B2
B1
B0
DEFAULT
R
Product ID
0
0
1
0
0
0
0
0
20h
The Product ID Register holds a unique value that identifies the device.
7.16
SMSC ID Register
Table 7.22 Manufacturer ID Register
ADDR.
R/W
REGISTER
B7
B6
B5
B4
B3
B2
B1
B0
DEFAULT
5Dh
FEh
R
SMSC ID
0
1
0
1
1
1
0
1
The Manufacturer ID register contains an 8-bit word that identifies the SMSC as the manufacturer of
the EMC1412.
Revision 1.41 (02-23-12)
SMSC EMC1412
DATA3S6HEET
SMSC [ SMSC CORPORATION ]
