LM95245CIM/NOPB National Semiconductor, LM95245CIM/NOPB Datasheet - Page 16

• Manufacturer Part Number: LM95245CIM/NOPB
• Description: IC TEMP SENSE DIGITAL W/TT 8SOIC
• Manufacturer: National Semiconductor
• Series: TruTherm®r

Specifications of LM95245CIM/NOPB

• Function: Hardware Monitor
• Topology: ADC (Sigma Delta), Comparator, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: -40°C ~ 85°C, External Sensor
• Output Type: SMBus™
• Output Alarm: Yes
• Output Fan: Yes
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• For Use With: LM95245EB - BOARD EVALUATION FOR LM95245
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM95245CIM

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2.1 LOCAL and REMOTE MSB and LSB TEMPERATURE REGISTERS
(Read Only Address 00h)
10-bit plus sign format:
Temperature Data: LSb = 1°C.
(Read Only Address 30h)
10-bit plus sign format:
Temperature Data: LSb = 0.125°C.
(Read Only Address 01h)
12-bit plus sign format:
Temperature Data: LSb = 1°C.
(Read Only Address 10h)
12-bit plus sign binary formats with filter on:
(Read Only Address 10h)
12-bit plus sign binary formats with filter off:
Temperature Data: LSb = 0.125°C filter off or 0.03125°C filter on.
Register Name
IDENTIFICATION REGISTERS
Manufacturer ID
Revision ID
Value
Value
Value
Value
Value
BIT
BIT
BIT
BIT
BIT
Address
Read
(Hex)
0xFE
0xFF
SIGN
SIGN
0.5
0.5
D7
D7
D7
0.5
D7
D7
Signed Remote Temperature LSB, Filter On
Signed Remote Temperature LSB, Filter Off
Address
Write
(Hex)
Signed Remote Temperature MSB
0.25
0.25
0.25
D6
D6
D6
64
D6
64
D6
Local Temperature MSB
Local Temperature LSB
0.125
0.125
0.125
D5
32
bits
D5
D5
D5
No.
32
D5
of
16
Default
0.0625
(Hex)
D4
D4
D4
0xB3
16
D4
POR
0x01
16
0
0
D4
D3
D3
D3
D3
Read/
Write
8
0
8
0
0.03125
RO
RO
D3
D2
D2
D2
D2
Always returns 0x01
Returns revision number.
4
4
0
0
D2
0
D1
D1
D1
D1
2
2
0
0
D1
0
Description
D0
D0
D0
D0
1
D0
1
0
0
0