Feature Integration Technology Inc.
Fintek
F75373
VOLTAGE MONITOR
ADDRESS SELECT
R2
100K
(2.0V)
(2.5V)
(1.5V)
VCC3V
VIN1
VIN2
VIN3
VDD1
VDD2
VDD3
R3
100K
PWMOUT1 R1
R28
100K
10K
R4
R5
150K
100K
R1 ON
ADDRESS=0x5Ch
VCC3V
R1 OFF ADDRESS=0X5Ah
R28 optional
VCC3V
C1
C2
4.7U
0.1U
R12
R13
R6
R7
R8
R9
R10 R11
47K
U1
4.7K 4.7K 4.7K 4.7K 4.7K 4.7K
FANIN1 1
16
FANIN1
VCC
VT1
2
15 T1
14 T2
13 VREF
12 VIN1
11 VIN2
10 VIN3
9
FANIN2/GPIO0
PWMOUT1/ADDR_TRAP
PWMOUT2/GPIO1
FAN_FAULT#/SMI#/GPIO2
VOLT_FAULT#/OVT#/GPIO3
SCLK
PWMOUT31
100K
VT2
4
5
6
VREF
VIN1
VIN2
VIN3
GND
SCLK
7
8
SCLK
SDATA
SDATA
SDATA
VIN1,VIN2,VIN3 SIGNALS BEST INPUT LEVEL IS ABOUT 1V
F75373S
T1 TEMPERATURE MONITOR
FAN CONTROL
+12V
RT1
R16 4.7K
R14 10K 1%
VREF
D1
R17 4.7K
Q1
10K THERMISTOR
1N4148
3906
T2
R18
RT2
VREF
C3
4.7K
JP1
47U
Q2
R19
27K
FANIN1
R21
R15 10K 1%
10K THERMISTOR
3
2N7002
PWMOUT1
R20
100
2
1
<PCB Footprint>
10K
CON3
Title
Feature Integration Technology Inc.
Document Number
F75373S
Size
A
Rev
0.1
Date:
Monday, April 14, 2003
Sheet
1
of
1
1
V0.25P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
