FAN5063 Datasheet, PDF (6/14 Pages) Fairchild Semiconductor – ACPI Dual Switch Controller

FAN5063
PRODUCT SPECIFICATION
Table 2. State Transition Table
Initial Control Signal
000
001
010
011
100
101
110
111
000
—
x
-
x
—
x
—
S0
001
S5
—
S5
-
S5
—
S5
S0
010
—
x
-
x
—
x
—
S0
011
S5
—
S5
—
S5
—
S5
S0
100
—
x
—
x
—
x
—
S0
101
S5
—
S5
—
S5
—
S5
S0
110
—
x
—
x
—
x
—
S0
111
S5
S3
S5
S3
S5
S3
S5
—
Notes:
1. Control Signal order: PWROK, SLP_S3, SLP_S5.
2. Dash (—) signifies that no state change takes place.
3. X signifies that the state transition is blocked, and the FAN5063 remains in the S5 state.
2V
t_DT
2V
SLP_S3#
PWROK
OUTPUT 1
2V
2V
t_DT
2V
OUTPUT2
t_OT
2V
Figure 2. Deadtime and Overlap Time Measurements
OUTPUT
2V
t_OT
2V
OUTPUT2
STBY
MAIN
SLP_S3#
PWROK
STBY
MAIN
SLP_S5#
DUAL
Figure 3. Control Logic for Dual Voltages and Memory Voltages
VADJ
6
REV. 1.0.0 12/4/00