W83301R Datasheet, PDF (6/16 Pages) Winbond – ACPI-STR Controller

W83301R
5. Application Circuit
5VSB
C1
0.1u
5V
Q2
MOSFET N
U1
16 _5VDRV
Q3
MOSFET N
15 _5VDLSB
Preliminary
20
STRdrv1
19
STRsen1
STRdrv2 ¹
3.3Vdual
C2
0.1u
Q1
MOSFET N
3.3Vdual
Q4
MOSFET N
C4
0.1u
2.5V
C3
1000u
5VDUAL
C5
1000u
PWOK
5VDLEN
S3
(chipset)SLP_S5#
VSET1
Connect VSET0 and VSET1 as following table to
set operation mode and output voltage
17 _PWOK
10 _5VDLEN
12
S3
11 _S5
14 _VSET0
13 _VSET1
STRsen2 ²
STRdrv3 ³
4
STRsen3
R1
1.5k
C7
0.1u
C8
0.1u
C9
0.1u
Figure 2. Mode A (DDR Mode) Application Circuit
Q5
MOSFET N
5VSB
1.25V
C6
1000u
Mode
DDR
VSET0
0V
0V
0V
VSET1
0V
NC
5V
STR1
2.5V_DUAL
2.6V_DUAL
2.7V_DUAL
Bus Termination Controller
1.25V_DUAL
1.30V_DUAL
1.35V_DUAL
Confidential
4
Revision 0.6