Features
• Fully Compliant with JEDEC TSE2004av Specification
• Supply Voltage: 1.7V to 3.6V
• 2-wire Serial Interface I 2 C/SMBus Compatible
-   Up to 1 MHz Transfer Rate (I 2 C Fast Mode+) Supported
-   Bus Timeout Supported
• Schmitt Trigger, Filtered Inputs for Noise Suppression
• Operating Temperature Range: -40°C to +125°C
• Green Packaging Option (RoHS Compliant, Pb/Halogen-free)
-   8-Lead UDFN
• Temperature Sensor Accuracy
-   ± 0.5°C (typical) from +75°C to +95°C
-   ± 1°C (typical) from +40°C to +125°C
-   ± 2°C (typical) from -40°C to +125°C
• Temperature Sensor Resolution
-   10-bit Analog-to-digital Converter with 0.25°C/LSB Resolution (default)
-   Programmable 9-12 Bits
•  ADC Conversion Time: 125ms (maximum)
•  Programmable Temperature Hysteresis Threshold: 0, 1.5, 3 and 6.0°C
•  Low Operating Current
- Temperature Sensor Active (EEPROM Standby): 0.2mA (maximum)
- Temperature Sensor Shutdown (EEPROM Standby): 5μA (maximum)
•  Functionality Identical to WB34C04 SPD EEPROM
•  Software Data Protection on all Four 128-byte Blocks
•  Byte and Page Write Mode
-   Page Size up to 16 Bytes
•  Self-timed Write Cycle: 3ms (maximum)
•  Operating Temperature range: -40°C to +125°C
•  High Reliability
-   Endurance: 2,000,000 Write Cycles
-   Data Retention: 200 Years
•  Low Operating Current
-   SPD EEPROM Write Current: 1mA (maximum)
-   SPD EEPROM Read Current: 0.5mA (maximum)

WB34T04 DataSheet

Description：Temperature Sensor with 4-Kbit SPD EEPROM

English｜V01｜ PDF ｜1.94MB ｜2022.10.19