Product Summary
The ADM1022ARQZ is a low cost temperature monitor and fan controller for microprocessor-based systems. The temperature of one or two remote sensor diodes may be measured, allowing monitoring of processor temperature in single- or dual-processor systems. Measured values can be read out via a serial System Management Bus, and values for limit comparisons can be programmed in over the same serial bus. The ADM1022ARQZ also contains a DAC for fan speed control. Automatic hardware temperature trip points are provided and the fan will be driven to full speed if they are exceeded.
Parametrics
ADM1022ARQZ absolute maximum ratings: (1)Positive Supply Voltage (VCC): 6.5 V; (2)Voltage On Digital Inputs Except Therm: -0.3 V to +6.5 V; (3)Voltage On Therm Pin: -0.3 V to VCC + 0.3 V; (4)Input Current at Any Pin: ±5 mA; (5)Package Input Current: ±20 mA; (6)Maximum Junction Temperature (TJ max): 150℃; (7)Storage Temperature Range: -65℃ to +150℃.
Features
ADM1022ARQZ features: (1)On-Chip Temperature Sensor; (2)Interrupt and Over-Temperature Outputs; (3)Fault Tolerant Fan Control; (4)Brownout Detection; (5)LDCM Support; (6)System Management Bus (SMBus); (7)Standby Mode to Minimize Power Consumption; (8)Limit Comparison of all Monitored Values.
Diagrams
Image | Part No | Mfg | Description | ![]() |
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![]() ADM1022ARQZ |
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![]() IC SENSOR TEMP/DET 3/5.5V 16QSOP |
![]() Data Sheet |
![]() Negotiable |
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![]() ADM1022ARQZ-R7 |
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![]() IC SENSOR TEMP/DET 3/5.5V 16QSOP |
![]() Data Sheet |
![]() Negotiable |
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![]() ADM1022ARQZ-REEL |
![]() |
![]() IC SENSOR TEMP/DET 3/5.5V 16QSOP |
![]() Data Sheet |
![]() Negotiable |
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![]() |
![]() ADM1022ARQZ-REEL7 |
![]() |
![]() IC SENSOR TEMP/DET 3/5.5V 16QSOP |
![]() Data Sheet |
![]() Negotiable |
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