LM96080CIMTX/NOPB National Semiconductor, LM96080CIMTX/NOPB Datasheet - Page 10

• Manufacturer Part Number: LM96080CIMTX/NOPB
• Description: IC HARDWARE MONITOR 24-TSSOP
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM96080CIMTX/NOPB

• Function: Hardware Monitor
• Topology: ADC (Sigma Delta), Comparator, Fan Speed Counter, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: -40°C ~ 125°C, External Sensor
• Output Type: I²C™
• Output Alarm: No
• Output Fan: Yes
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 24-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM96080CIMTX

www.national.com
2.0 INTERFACE
2.1 Internal Registers of the LM96080
2.2 Serial Bus Interface
Configuration Register
Interrupt Status Register 1
Interrupt Status Register 2
Interrupt Mask Register 1
Interrupt Mask Register 2
Fan Divisor/RST_OUT/OS Register
OS/ Configuration/ Temperature
Resolution Register
Conversion Rate Register
Voltage/Temperature Channel
Disable Register
Value RAM
Value RAM
Value RAM
Value RAM
TABLE 1. The internal registers and their corresponding internal LM96080 address are as follows:
Register
(b) Internal Address Register Set with Data Byte Write
(a) Internal Address Register Set Only
LM96080 Internal
Address (Hex)
2Ah - 3Dh
20h - 29h
3Eh
00h
01h
02h
03h
04h
05h
06h
07h
08h
3Fh
10
Power on Value
Indeterminate
Indeterminate
0000 1000
0000 0000
0000 0000
0000 0000
0000 0000
0001 0100
0000 0001
0000 0000
0000 0000
0000 0001
0000 1000
(Binary)
FAN1 and FAN2 divisor = 2 (count of
153 = 4400 RPM)
Allows voltage monitoring inputs to
be disabled
Input and FAN readings
Limit Registers
Manufacturer's ID
Stepping/Die Revision ID
Notes
30070108
30070109