Overview
The CAT34TS02VP2GT4A, produced by onsemi, is a versatile electronic component that combines a JC42.4 compliant digital output temperature sensor with 2-Kb of Serial Presence Detect (SPD) EEPROM. This device is designed to measure temperature with high accuracy and store configuration data in its integrated EEPROM. It supports both Standard (100 kHz) and Fast (400 kHz) I2C protocols, making it suitable for a variety of applications requiring precise temperature monitoring and data storage.
Key Specifications
| Parameter | Min | Max | Units | Comments |
|---|---|---|---|---|
| Operating Temperature | -45 | +130 | °C | |
| Storage Temperature | -65 | +150 | °C | |
| Voltage on any pin (except A0) | -0.5 | +6.5 | V | With respect to Ground |
| Voltage on pin A0 | -0.5 | +10.5 | V | With respect to Ground |
| Supply Voltage | 3.3 V - 10% | 3.3 V + 10% | V | |
| Temperature Reading Error | ±3.0 °C | °C | -20°C to +125°C, sensing range | |
| ADC Resolution | 12 Bits | |||
| Temperature Resolution | 0.0625 °C | °C | ||
| Conversion Time | 100 ms | ms | ||
| Clock Frequency | 10 kHz | 400 kHz | kHz | I2C/SMBus |
| Package Type | TDFN-8, UDFN-8 |
Key Features
- JEDEC JC42.4 Compliant Temperature Sensor
- Temperature Range: -20°C to +125°C
- DDR3 DIMM Compliant SPD EEPROM
- 2-Kb EEPROM organized as 16 pages of 16 bytes each
- Supports Standard (100 kHz) and Fast (400 kHz) I2C protocols
- Schmitt Triggers and Noise Suppression Filters on SCL and SDA Inputs
- Low Power CMOS Technology
- Pb-Free and RoHS Compliant
- Open-drain EVENT pin for signaling over/under temperature limit conditions
- Power-On Reset (POR) circuitry for protection against invalid state
Applications
- Server and Storage Systems: For monitoring temperatures in data centers and storage systems.
- Industrial Automation: For temperature monitoring in industrial control systems.
- Aerospace and Defense: For reliable temperature sensing in harsh environments.
- Automotive Systems: For temperature monitoring in automotive electronics.
- Medical Devices: For precise temperature control in medical equipment.
Q & A
- What is the temperature range of the CAT34TS02VP2GT4A?
The temperature range is -20°C to +125°C.
- What type of EEPROM does the CAT34TS02VP2GT4A have?
The device has 2-Kb of Serial Presence Detect (SPD) EEPROM, organized as 16 pages of 16 bytes each.
- What communication protocols does the CAT34TS02VP2GT4A support?
The device supports both Standard (100 kHz) and Fast (400 kHz) I2C protocols, as well as SMBus.
- What is the purpose of the EVENT pin?
The open-drain EVENT pin can be programmed to signal over or under temperature limit conditions.
- What is the power supply range for the CAT34TS02VP2GT4A?
The supply voltage range is 3.3 V ± 10%.
- Is the CAT34TS02VP2GT4A Pb-Free and RoHS Compliant?
Yes, the device is Pb-Free and RoHS Compliant).
- What is the ADC resolution of the temperature sensor?
The ADC resolution is 12 bits).
- How many devices can be present on the I2C/SMBus simultaneously?
Up to 8 CAT34TS02VP2GT4A devices can be present on the bus simultaneously).
- What is the conversion time for the temperature sensor?
The conversion time is 100 ms).
- Does the CAT34TS02VP2GT4A have Power-On Reset (POR) circuitry?
Yes, the device includes Power-On Reset (POR) circuitry for protection against invalid state).
