LM86CMX, LM86IMM, LM87 Selling Leads, Datasheet
MFG:NS Package Cooled:TSSOP24 D/C:O9+
LM86CMX, LM86IMM, LM87 Datasheet download
Part Number: LM86CMX
MFG: NS
Package Cooled: TSSOP24
D/C: O9+
LM86CMX, LM86IMM, LM87
- Table of contents:
Info of LM86CMX
Info of LM86IMM
Info of LM87
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About LM80
PDF/DataSheet Download
Datasheet: LM80
File Size: 446350 KB
Manufacturer: NSC [National Semiconductor]
Download : Click here to Download
About LM80
PDF/DataSheet Download
Datasheet: LM80
File Size: 446350 KB
Manufacturer: NSC [National Semiconductor]
Download : Click here to Download
About LM87
PDF/DataSheet Download
Datasheet: LM87
File Size: 481516 KB
Manufacturer: NSC [National Semiconductor]
Download : Click here to Download
LM87 Parameters
- Remote diode temperature sensing (2 channels)
- 8 positive voltage inputs with scaling resistors for monitoring +5 V, +12 V, +3.3 V, +2.5 V, Vccp power supplies directly
- 2 inputs selectable for fan speed or voltage monitoring
- 8-bit DAC output for controlling fan speed
- Chassis Intrusion Detector input
- WATCHDOG comparison of all monitored values
- SMBus™ or I2C Serial Bus interface compatibility
- VID0-VID4 or IRQ0-IRQ4 monitoring inputs
- On chip temperature sensor
LM87 General Description
Serial Interface System Hardware Monitor with Remote Diode Temperature Sensing
LM87 Maximum Ratings
| Temp Resolution | 8-bit/1degC |
| Remote Diode Thermal Sensors | 2 |
| TruTherm(TM) Beta Compensation | No |
| Analog Inputs | 7 to 3, V+ |
| ADC Resolution | 8 bits |
| Fan Speed Inputs | 4 |
| Fan Control Output(s) | 1 DAC |
| Fan Control Method | Undefined |
| VID Inputs | 5 |
| Dynamic VID VCCP Monitoring | Undefined |
| Bidirectional PROCHOT Support | Undefined |
| GPIOs | CI, RESET |
| Interrupt Outputs | 1 |
| Reference Voltage | Undefined |
| Temperature Accuracy (+/-) | 4 deg C |
| Temperature Min | -40 deg C |
| Temperature Max | 125 deg C |
| Interface Type | 2-Wire Serial |
| Supply Min | 2.8 Volt |
| Supply Max | 3.8 Volt |
| Quiescent Current | 2 mA |
| Resolution | 8 bits |
| Temperature Accuracy (+/-) | 3 deg C |
| Automotive Selection Guide | Yes |
| PowerWise | Yes |
| View Using Catalog | |
LM87 Features
- Remote diode temperature sensing (2 channels)
- 8 positive voltage inputs with scaling resistors for monitoring +5 V, +12 V, +3.3 V, +2.5 V, Vccp power supplies directly
- 2 inputs selectable for fan speed or voltage monitoring
- 8-bit DAC output for controlling fan speed
- Chassis Intrusion Detector input
- WATCHDOG comparison of all monitored values
- SMBus™ or I2C Serial Bus interface compatibility
- VID0-VID4 or IRQ0-IRQ4 monitoring inputs
- On chip temperature sensor
LM87 Typical Application
LM87 Datasheet
LM87 Connection Diagram
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