f75334 Feature Integration Technology Inc., f75334 Datasheet - Page 24

• Manufacturer Part Number: f75334
• Description: Performance Controller
• Manufacturer: Feature Integration Technology Inc.

7.3 VID on the fly control
change VID value to deduce CPU Vcore voltage, In order to prevent chipset fail during
frequency change, F75334DG use STOP# signal to disable chipset temporarily.
1. Support VRM9.0, VRM10.0, VRM10 extend and VRM11.0
2. Support 5 offset registers to mapping 5 different loading (PWM duty) ranges.
VID_OFFSET_SEL
When under clocking F75334DG will decrease system frequency after 20ms it start to
OVER CLKING
STATE_AUTO
TURBO#
STOP#
STATE_AUTO[2:0]
STATE_MANUAL[2:0
TURBO
2
2
2
3
3
3
TURBO_SEC0[2:0]
TURBO_SEC4[2:0]
MANUAL_EN
MUX
|
4
Fig 7-15
Fig 7-16
4
17
4
STATE[2:0]
TURBO_MAP_EN
MAPPING
20ms
TABLE
3
30ms + 5*stop time sel
3
3
TURBO_N[2:0]
2
2
2
F75334
July, 2007
V0.25P