WB34Txx
产品特点
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Fully Compliant with JEDEC TSE2004av Specification
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Supply Voltage: 1.7V to 3.6V
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2-wire Serial Interface I 2 C/SMBus Compatible
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Up to 1 MHz Transfer Rate (I 2 C Fast Mode+) Supported
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Bus Timeout Supported
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Schmitt Trigger, Filtered Inputs for Noise Suppression
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Operating Temperature Range: -40°C to +125°C
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Green Packaging Option (RoHS Compliant, Pb/Halogen-free)
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8-Lead UDFN
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Temperature Sensor Accuracy
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± 0.5°C (typical) from +75°C to +95°C
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± 1°C (typical) from +40°C to +125°C
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± 2°C (typical) from -40°C to +125°C
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Temperature Sensor Resolution
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10-bit Analog-to-digital Converter with 0.25°C/LSB Resolution (default)
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Programmable 9-12 Bits
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ADC Conversion Time: 125ms (maximum)
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Programmable Temperature Hysteresis Threshold: 0, 1.5, 3 and 6.0°C
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Low Operating Current
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Temperature Sensor Active (EEPROM Standby): 0.2mA (maximum)
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Temperature Sensor Shutdown (EEPROM Standby): 5μA (maximum)
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Functionality Identical to WB34C04 SPD EEPROM
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Software Data Protection on all Four 128-byte Blocks
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Byte and Page Write Mode
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Page Size up to 16 Bytes
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Self-timed Write Cycle: 3ms (maximum)
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Operating Temperature range: -40°C to +125°C
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High Reliability
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Endurance: 2,000,000 Write Cycles
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Data Retention: 200 Years
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Low Operating Current
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SPD EEPROM Write Current: 1mA (maximum)
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SPD EEPROM Read Current: 0.5mA (maximum)