KSZ9031RN Datasheet, PDF (34/67 Pages) Micrel Semiconductor – Shortform Catalog

Power Management Selection Guide
Fan Control
Bold = New
P/N
MIC502
MIC74
Description
Fan Management IC
2-wire SMBus™, I2C™ I/O Expander and Fan Controller
Package
PDIP-8, SOIC-8
QSOP-16
Temperature Sensors
Bold = New
P/N
MIC184
MIC280
MIC281
MIC284
MIC384
Description
Local/Remote Thermal Supervisor
Precision IttyBitty^® Thermal Supervisor
Low-Cost IttyBitty^® Thermal Sensor
2-Zone Thermal Supervisor w/CRIT Output
3-Zone Thermal Supervisor
Internal
Zone
1.0
1.0
1.0
1.0
Remote
Zone
1.0 (1)
1.0
1.0
1.0
2.0
Data
Width
9
12
8
8
8
CRIT
Output
X
X
# of Device
per I2C Bus
8 (2)
8
8
8
8
Resolution
(Bits)
9
12
8
8
8
Accuracy
±3%
±1%
±3%
±3%
±3%
Package
SOIC-8, MSOP-8
SOT23-6
SOT23-6
SOIC-8, MSOP-8
SOIC-8, MSOP-8
(1) MIC184 has limit registers for monitoring one zone at a time; either the internal or external zone may be monitored at any given time.
(2) In LM75 mode; 4 when using T1 function.
September, 2011
34
Micrel, Incorporated