LM95241CIMM-2/NOPB National Semiconductor, LM95241CIMM-2/NOPB Datasheet - Page 12

• Manufacturer Part Number: LM95241CIMM-2/NOPB
• Description: IC TEMP SENS DUAL REM DIO 8-MSOP
• Manufacturer: National Semiconductor
• Series: PowerWise®, TruTherm®r

Specifications of LM95241CIMM-2/NOPB

• Function: Hardware Monitor
• Topology: ADC (Sigma Delta), Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: 0°C ~ 85°C, External Sensor
• Output Type: SMBus™
• Output Alarm: No
• Output Fan: No
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• For Use With: LM95241EB - BOARD EVALUATION LM95241
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM95241CIMM-2; LM95241CIMM-2TR

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2.0 LM95241 Registers
Command register selects which registers will be read from or written to. Data for this register should be transmitted during the
Command Byte of the SMBus write communication.
P0-P7: Command
Name
Status Register
Configuration Register
Remote Diode Filter Control
Remote Diode Model Type
Select
Remote Diode TruTherm Mode
Control
1-shot
Local Temperature MSB
Remote Temperature 1 MSB
Remote Temperature 2 MSB
Local Temperature LSB
Remote Temperature 1 LSB
Remote Temperature 2 LSB
Manufacturer ID
Revision ID
Command
P7
(Hex)
0Fh
FEh
FFh
02h
03h
06h
30h
07h
10h
11h
12h
20h
21h
22h
P6
Default Value
Power-On
P5
(Hex)
Register Summary
00h
05h
01h
01h
01h
A4h
-
-
-
-
-
-
-
-
P4
Command
12
Read/Write
P3
R/W
R/W
R/W
WO
RO
RO
RO
RO
RO
RO
RO
RO
RO
P2
# of used bits Comments
P1
3/5
3/5
5
5
2
2
6
8
8
8
2
-
P0
4 status bits and 1 busy bit
Includes conversion rate
control
Controls thermal diode filter
setting
Selects the 2N3904 or Intel
processor on 65nm or 90nm
process thermal diode model
Enables or disables TruTherm
technology for Remote Diode
measurements
Activates one conversion for all
3 channels if the chip is in
standby mode (i.e. RUN/STOP
bit = 1). Data transmitted by the
host is ignored by the
LM95241.
All unused bits will report zero
All unused bits will report zero
All unused bits will report zero