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| Part Number | ADT7490ARQZ-REEL7 | ADT7460ARQZ-REEL7 | ADT7470ARQZ-REEL7 | ADT7490ARQZ-REEL |
|---|---|---|---|---|
| Manufacturer | onsemi | onsemi | Analog Devices Inc. | onsemi |
| Product Status | Obsolete | Obsolete | Active | Active |
| Function | Fan Control, Temp Monitor | Fan Control, Temp Monitor | Fan Control, Temp Monitor | Fan Control, Temp Monitor |
| Sensor Type | Internal and External | Internal and External | External | Internal and External |
| Sensing Temperature | -40°C ~ 125°C | -40°C ~ 120°C, External Sensor | External Sensor | -40°C ~ 125°C |
| Accuracy | ±2.5°C | ±3°C(Max) | - | ±2.5°C |
| Topology | ADC, Comparator, Fan Speed Counter, Multiplexer, Register Bank | ADC, Comparator, Multiplexer, Register Bank | ADC, Comparator, Fan Speed Control, Register Bank | ADC, Comparator, Fan Speed Counter, Multiplexer, Register Bank |
| Output Type | SMBus | SMBus | I²C/SMBus | SMBus |
| Output Alarm | No | No | Yes | No |
| Output Fan | Yes | Yes | Yes | Yes |
| Voltage - Supply | 3V ~ 3.6V | 3V ~ 5.5V | 3V ~ 5.5V | 3V ~ 3.6V |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 120°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 24-SSOP (0.154", 3.90mm Width) | 16-SSOP (0.154", 3.90mm Width) | 16-SSOP (0.154", 3.90mm Width) | 24-SSOP (0.154", 3.90mm Width) |
| Supplier Device Package | 24-QSOP | 16-QSOP | 16-QSOP | 24-QSOP |
