RPM-Based Fan Controller with HW Thermal Shutdown
Datasheet
Table B.1 Tachometer Count to RPM Look Up Table (Range = 1000 RPM) (continued)
REGISTER
READING
(HEX)
TACH COUNT
(DECIMAL)
REGISTER
READING (HEX)
FAN SPEED
(RPM)
TACH COUNT
(DECIMAL)
FAN SPEED
(RPM)
3840
3872
3904
3936
3968
4000
4032
4064
78
79
7A
7B
7C
7D
7E
7F
2048
2031
2014
1998
1982
1966
1950
1935
7936
7968
8000
8032
8064
8096
8128
8160
F8
F9
FA
FB
FC
FD
FE
FF
991
987
983
979
975
971
968
964
Revision 0.85 (01-29-08)
SMSC EMC2103
DATA8S4HEET