Overview
The ADT7461AARMZ-RL7, produced by onsemi, is a dual-channel digital thermometer and under/over temperature alarm. It is designed for use in various thermal management systems, including PCs, notebook and desktop computers, game consoles, RFID readers, and DSL line cards. This component is pin- and register-compatible with the ADM1032, offering enhanced features for precise temperature monitoring and alarm functions.
Key Specifications
| Parameter | Value |
|---|---|
| Output Type | Digital |
| Accuracy | ±1°C (local), ±2.5°C (remote) |
| Resolution | 0.25°C (remote), 1°C (local) |
| Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | +125°C |
| Voltage Supply | 3 V ~ 3.6 V |
| Operating Current | 170 µA |
| Standby Current | 5.5 µA |
| Interface | 2-wire SMBus with SMBus Alert Support |
| Package / Case | MSOP-8 |
Key Features
- Series resistance cancellation: Automatically cancels up to 3 kΩ of resistance in series with the temperature monitoring diode to allow noise filtering.
- Configurable ALERT output.
- Extended, switchable temperature measurement range.
- Programmable over/under temperature limits.
- Up to two over temperature fail-safe THERM outputs.
- One-shot mode and output switch.
- Standby mode for power saving.
Applications
- Thermal management in PCs and other computer systems.
- Notebook and desktop computers.
- Game consoles.
- RFID readers.
- DSL line cards.
Q & A
- What is the ADT7461AARMZ-RL7 used for? The ADT7461AARMZ-RL7 is used as a dual-channel digital thermometer and under/over temperature alarm in various thermal management systems.
- What is the accuracy of the ADT7461AARMZ-RL7? The accuracy is ±1°C for the local channel and ±2.5°C for the remote channel.
- What is the resolution of the ADT7461AARMZ-RL7? The resolution is 0.25°C for the remote channel and 1°C for the local channel.
- What is the operating temperature range of the ADT7461AARMZ-RL7? The operating temperature range is from -40°C to +125°C.
- What interface does the ADT7461AARMZ-RL7 use? It uses a 2-wire SMBus interface with SMBus Alert Support.
- What is the typical operating current of the ADT7461AARMZ-RL7? The typical operating current is 170 µA.
- Does the ADT7461AARMZ-RL7 have a standby mode? Yes, it has a standby mode with a current of 5.5 µA.
- What package type is the ADT7461AARMZ-RL7 available in? It is available in an MSOP-8 package.
- Can the ADT7461AARMZ-RL7 cancel series resistance? Yes, it can automatically cancel up to 3 kΩ of series resistance.
- Is the ALERT output configurable on the ADT7461AARMZ-RL7? Yes, the ALERT output is configurable.
