ASC7611 ETC2 [List of Unclassifed Manufacturers], ASC7611 Datasheet - Page 2

• Manufacturer Part Number: ASC7611
• Description: HARDWARE MONITOR WITH INTEGRATED FAN CONTROL
• Manufacturer: ETC2 [List of Unclassifed Manufacturers]

Block Diagram
© Andigilog, Inc. 2006
REMOTE 1+
REMOTE 2+
REMOTE 1-
REMOTE 2-
Address
TACH4/
TACH1
TACH2
TACH3
Select
VCCP
VID0
VID1
VID2
VID3
3.3V
2.5V
12V
INTERNAL
SENSOR
5V
TEMP
ATTENUATORS,
CONDITIONING,
DIODE SIGNAL
MULTIPLEXER
FAN SPEED
EXTERNAL
REGISTER
COUNTER
ANALOG
VID 0-4
INPUT
AND
Figure 1 Block Diagram
ID REGISTERS
AND DEVICE
REGISTERS
REFERENCE
STEPPING
ADDRESS
POINTER
BANDGAP
www.andigilog.com
ΣΔ
10-bit
-ADC
- 2 -
TEMPERATURE, AND
STATUS REGISTERS
FAN SPEED CONFIG
FAN PWM CONTROL
SPIKE SMOOTHING
FAN TMIN/TRANGE/
CHARACTERISTICS
CONFIGURATION
HYST REGISTERS
COMPARATORS
& PWM VALUE
VOLTAGE FAN
LIMIT VALUE
REGISTERS
REGISTERS
REGISTERS
SERIAL BUS
REGISTERS
INTERFACE
SPEED
LIMIT
FAN
October 2006 - 70A05007
aSC7611
SMBDAT
SMBCLK
PWM3/
AddressEnable
PWM1
PWM2