Overview
The SE98ATP,547 from NXP USA Inc. is a high-precision digital temperature sensor designed specifically for monitoring temperatures in DDR memory modules. This device operates within a wide temperature range of -40 °C to +125 °C and offers JEDEC Grade B ±1 °C accuracy between +75 °C and +95 °C. It communicates via the SMBus/I2C-BUS interface, making it highly compatible with various system architectures.
Key Specifications
| Specification | Value |
|---|---|
| Operating Temperature Range | -40 °C to +125 °C |
| Accuracy (JEDEC Grade B) | ±1 °C between +75 °C and +95 °C |
| Voltage Supply | 1.7 V to 3.6 V |
| Interface | SMBus/I2C-BUS |
| Temperature Resolution | 0.125 °C (11-bit) |
| Package Type | 8-HWSON |
| Pins | 8 |
| Thermal Alarm Output | Open-drain for high/low and critical temperature limits |
Key Features
- High accuracy temperature measurement with ±1 °C accuracy between +75 °C and +95 °C.
- Wide operating temperature range from -40 °C to +125 °C.
- SMBus/I2C-BUS interface for easy communication.
- 11-bit ΔΣ ADC providing 0.125 °C temperature resolution.
- Alarm and critical trip interrupt capabilities.
- Lock protection and event output control.
- Support for high voltage standoff on pin A0 up to 10 V.
Applications
The SE98ATP,547 is primarily used in DDR memory modules for temperature monitoring. It is also suitable for various thermal management applications in computing systems, data centers, and other high-density electronic environments where precise temperature control is crucial.
Q & A
- What is the operating temperature range of the SE98ATP,547?
The operating temperature range is from -40 °C to +125 °C. - What is the accuracy of the SE98ATP,547?
The device has JEDEC Grade B ±1 °C accuracy between +75 °C and +95 °C. - What interface does the SE98ATP,547 use for communication?
The device uses the SMBus/I2C-BUS interface. - What is the voltage supply range for the SE98ATP,547?
The voltage supply range is from 1.7 V to 3.6 V. - What is the temperature resolution of the SE98ATP,547?
The temperature resolution is 0.125 °C (11-bit). - Does the SE98ATP,547 support alarm and critical trip interrupts?
Yes, it supports alarm and critical trip interrupt capabilities. - What type of package does the SE98ATP,547 come in?
The device comes in an 8-HWSON package. - How many pins does the SE98ATP,547 have?
The device has 8 pins. - What is the purpose of the EVENT pin on the SE98ATP,547?
The EVENT pin is an open-drain thermal alarm output for high/low and critical temperature limits. - Is the SE98ATP,547 RoHS compliant?
Yes, the SE98ATP,547 is RoHS compliant and halogen-free.
