TSE2002B3CNRG8

TSE2002B3CNRG8 Datasheet

TSE2002B3C Data Sheet

Part	Datasheet
TSE2002B3CNRG8	TSE2002B3CNRG8 (pdf)

Related Parts	Information
TSE2002B3CNCG8	TSE2002B3CNCG8
TSE2002B3CNCG	TSE2002B3CNCG
TSE2002B3CNRG	TSE2002B3CNRG

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Advance Information IDT Confidential Temperature Sensor with Integrated EEPROM for Memory Modules TSE2002B3C Data Sheet Advance Information* The TSE2002B3C digital temperature sensor with accuracy up to ±0.5°C was designed to target applications demanding highest level of temperature readout. The device also contains 256 Byte EEPROM for storage of vendor information and system configuration such as SPD for DIMM modules. The sensor and the EEPROM are fully compliant with JEDEC JC42.4 Component Specification. The digital temperature sensor comes with several user-programmable registers to provide maximum flexibility for temperature-sensing applications. The registers allow specifying critical, upper, and lower temperature limits as well as hysteresis settings. Both the limits and hysteresis values are used for communicating temperature events from the chip to the system. This communication is done using Event pin, which has an open-drain configuration. The user has the option of setting the Event pin polarity as either an active-low or active-high comparator output for thermostat operation, or as a temperature event interrupt output for microprocessor-based systems. The sensor uses an industry standard 2-wire, I2C/SMBus serial interface, and allows up to eight devices to be controlled on the bus. The 2Kbit 256 Bytes serial EEPROM memory in the part is organized as a single block. Half the bytes in memory locations 00h to 7Fh can be permanently locked with user defined or vendor defined information. The protected data could also contain system information such as access speed, size, and organization. The 128 bytes in addresses from 80h to FFh can be used for general purpose data storage. These addresses are not write-protected. Memory Module Temp Sensor Application Memory Module CPU Chipset for memory throttling EVENT# SMBus DRAMs Temperature sensor and EEPROM Memory Bus MCH DRAMs • Temperature Sensor + 256 Byte Serial EEPROM • 256 Byte Serial EEPROM for SPD • Single Supply 3V to 3.6V • Accurate timeout support - Meets strict SMBus spec of 25ms min , 35ms max • Timeout supported for Temp Sensor and EEPROM • Timeout supported in all Modes Active mode for Temp sensor and EEPROM in standby or Temp sensor in shutdown EEPROM in standby and Temp sensor in shutdown • Schmitt trigger and noise filtering on bus inputs • 2-wire Serial Interface 10-400 kHz I2C /SMBus • Available Packages DFN-8, TDFN-8 Temperature Sensor Features • Temperature Converted to Digital Data • Sampling Rate of 100ms max • Selectable 0, 1.5°C, 3°C, 6°C Hysteresis • Programmable Resolution from 0.0625°C to 0.5°C • Accuracy: ±0.5°C/±1°C typ./max. from -20°C to +125°C Serial EEPROM Features • DIMM Modules DDR2, DDR3 • Servers, Laptops, Ultra-portables, PCs, etc. • High end audio / video equipment • Industrial temperature monitors • Hard Disk Drives and Other PC Peripherals 2010 Integrated Device Technology, Inc. IDT and the IDT logo are registered trademarks of Integrated Device Technology, Inc. 1 of 30 *Notice The information in this document is subject to change without notice May 12, 2010 DSC 7210/17 Advance Information Block Diagram Temperature Sensor with EEPROM Temperature Registers TUPPER TLOWER TCCRhITipset Resolution Capability and ID Registers Temperature Range Accuracy Event FeMaCtuHre Resolution Support Manufacturer ID Device ID Ordering Information TSE XXXX Device Type Temp Voltage Range Tape and Reel NCG - Green TDFN x 3.0mm body, 0.75mm thick NRG - Green DFN x 3.0mm body, 0.90mm thick C 3 = 3 to 3.6V Temperature Accuracy Grade ±1.0°C Max 2002 Temperature Sensor with EEPROM Example TSE2002B3C NRG8 Advance Information CORPORATE HEADQUARTERS 6024 Silver Creek Valley Road San Jose, CA 95138 for SALES 800-345-7015 or 408-284-8200 fax 408-284-2775 for Tech Support email phone 408-284-8208 30 of 30 May 12, 2010

PDF Datasheet Preview

Advance Information

IDT Confidential

Temperature Sensor with Integrated EEPROM for Memory Modules

TSE2002B3C Data Sheet

Advance Information*

The TSE2002B3C digital temperature sensor with accuracy up to ±0.5°C was designed to target applications demanding highest level of temperature readout. The device also contains 256 Byte EEPROM for storage of vendor information and system configuration such as SPD for DIMM modules. The sensor and the EEPROM are fully compliant with JEDEC JC42.4 Component Specification.

The digital temperature sensor comes with several user-programmable registers to provide maximum flexibility for temperature-sensing applications. The registers allow specifying critical, upper, and lower temperature limits as well as hysteresis settings. Both the limits and hysteresis values are used for communicating temperature events from the chip to the system. This communication is done using Event pin, which has an open-drain configuration. The user has the option of setting the Event pin polarity as either an active-low or active-high comparator output for thermostat operation, or as a temperature event interrupt output for microprocessor-based systems.

The sensor uses an industry standard 2-wire, I2C/SMBus serial interface, and allows up to eight devices to be controlled on the bus.

The 2Kbit 256 Bytes serial EEPROM memory in the part is organized as a single block. Half the bytes in memory locations 00h to 7Fh can be permanently locked with user defined or vendor defined information. The protected data could also contain system information such as access speed, size, and organization. The 128 bytes in addresses from 80h to FFh can be used for general purpose data storage. These addresses are not write-protected.

Memory Module Temp Sensor Application

Memory Module

CPU Chipset
for memory throttling

EVENT#

SMBus

DRAMs

Temperature sensor and

EEPROM

Memory Bus MCH

DRAMs
• Temperature Sensor + 256 Byte Serial EEPROM
• 256 Byte Serial EEPROM for SPD
• Single Supply 3V to 3.6V
• Accurate timeout support
- Meets strict SMBus spec of 25ms min , 35ms max
• Timeout supported for Temp Sensor and EEPROM
• Timeout supported in all Modes

Active mode for Temp sensor and EEPROM in standby or Temp sensor in shutdown EEPROM in standby and Temp sensor in shutdown
• Schmitt trigger and noise filtering on bus inputs
• 2-wire Serial Interface 10-400 kHz I2C /SMBus
• Available Packages DFN-8, TDFN-8

Temperature Sensor Features
• Temperature Converted to Digital Data
• Sampling Rate of 100ms max
• Selectable 0, 1.5°C, 3°C, 6°C Hysteresis
• Programmable Resolution from 0.0625°C to 0.5°C
• Accuracy:
±0.5°C/±1°C typ./max. from -20°C to +125°C

Serial EEPROM Features
• DIMM Modules DDR2, DDR3
• Servers, Laptops, Ultra-portables, PCs, etc.
• High end audio / video equipment
• Industrial temperature monitors
• Hard Disk Drives and Other PC Peripherals
2010 Integrated Device Technology, Inc.

IDT and the IDT logo are registered trademarks of Integrated Device Technology, Inc. 1 of 30
*Notice The information in this document is subject to change without notice

May 12, 2010

DSC 7210/17

Advance Information

Block Diagram Temperature Sensor with EEPROM

Temperature Registers

TUPPER TLOWER TCCRhITipset Resolution

Capability and ID Registers

Temperature Range Accuracy Event FeMaCtuHre Resolution Support Manufacturer ID Device ID
Ordering Information

TSE XXXX

Device Type Temp

Voltage Range

Tape and Reel

NCG - Green TDFN x 3.0mm body, 0.75mm thick NRG - Green DFN x 3.0mm body, 0.90mm thick C
3 = 3 to 3.6V

Temperature Accuracy Grade ±1.0°C Max
2002 Temperature Sensor with EEPROM

Example TSE2002B3C NRG8

Advance Information

CORPORATE HEADQUARTERS 6024 Silver Creek Valley Road San Jose, CA 95138
for SALES 800-345-7015 or 408-284-8200 fax 408-284-2775
for Tech Support email phone 408-284-8208
30 of 30

May 12, 2010

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived TSE2002B3CNRG8 Datasheet file may be downloaded here without warranties.

Datasheet ID: TSE2002B3CNRG8 637524