EMC1404 SMSC Corporation, EMC1404 Datasheet - Page 40

• Manufacturer Part Number: EMC1404
• Description: (EMC1403 / EMC1404) Temperature Sensor
• Manufacturer: SMSC Corporation

Revision 1.16 (03-15-07)
6.18
6.19
ADDR
ADDR.
FDh
FDh
40h
Filter Control Register
Product ID Register
R/W
1
0
0
1
1
R
R
Bit 0- ITHERM - This bit is set when the Internal Diode channel exceeds it’s programmed THERM limit.
When set, this bit will assert the THERM pin.
The Filter Configuration Register controls the digital filter on the External Diode 1 channel.
Bits 1-0 - FILTER[1:0] - Control the level of digital filtering that is applied to the External Diode
temperature measurements as shown in
filter behavior.
The Product ID Register holds a unique value that identifies the device.
R/W
R/W
REGISTER
Product ID
Product ID
Filter Control
REGISTER
FILTER[1:0]
B7
Table 6.22 Filter Configuration Register
0
0
B7
-
Table 6.24 Product ID Register
Table 6.23 Filter Settings
0
0
1
0
1
B6
0
0
DATASHEET
B6
-
B5
1
1
Table
40
B5
-
6.23. See
B4
0
0
Disabled (default)
Level 1
Level 1
Level 2
B4
-
B3
0
0
Figure
1°C Temperature Sensor with Beta Compensation
B3
-
5.3and
B2
0
1
B2
-
AVERAGING
Figure 5.4
B1
0
0
B1
FILTER[1:0]
SMSC EMC1403/EMC1404
B0
1
1
for examples on the
B0
DEFAULT
EMC1403
EMC1404
DEFAULT
21h
25h
Datasheet
00h