125°C Operation SPI BUS EEPROM - BR25H640FVT-2AC

BR25H640-2AC is a 64Kbit Serial EEPROM of SPI BUS interface method.

Part number
Unit Quantity
Minimum Package Quantity
Packing Type
BR25H640FVT-2ACE2 Active TSSOP-B8 3000 3000 Taping Yes
Grade Automotive
Density [bit] 64K
Bit Format [Word x Bit] 8K x 8
Package TSSOP-B8
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 125
Vcc(Min.)[V] 2.5
Vcc(Max.)[V] 5.5
Circuit Current (Max.)[mA] 5.5
Standby Current (Max.)[μA] 10.0
Write Cycle (Max.)[ms] 4.0
Input Frequency (Max.)[Hz] 10M
Endurance (Max.)[Cycle] 106
Data Retention (Max.)[Year] 100
    • SPI BUS interface (CPOL, CPHA)=(0,0), (1,1)
    • Voltage Range: 2.5V to 5.5V
    • Operating Range: -40°C to +125°C
    • Clock Frequency: 10MHz (Max)
    • Write Time: 4ms (Max)
    • Page Size: 32bytes
    • Bit Format: 8192 x 8bit
    • 32bytes Write Lockable Identification Page (ID Page)
    • Address Auto Increment Function at Read Operation
    • Auto Erase and Auto End Function at Data Rewrite
    • Write Protect Block Setting by Software Memory Array 1/4, 1/2, Whole
    • HOLD Function by HOLDB Pin
    • Low Supply Current
      Write Operation (5V): 1.0mA (Typ)
      Read Operation (5V): 1.2mA (Typ)
      Standby State(5V): 0.1μA (Typ)
    • Prevention of Write Mistake
      Write prohibition at Power On
      Write prohibition by WPB Pin
      Write prohibition Block Setting
      Prevention of Write Mistake at Low Voltage
    • Write Cycles
      : 1,000,000 Write Cycles (Ta≤85°C)
      : 500,000 Write Cycles (Ta≤105°C)
      : 300,000 Write Cycles (Ta≤125°C)
    • Data Retention
      : 100 Years (Ta≤25°C)
      : 60 Years (Ta≤105°C)
      : 50 Years (Ta≤125°C)
    • Data at Shipment
      Memory Array: FFh
      ID Page First 3 Addresses: 2Fh, 00h, 0Dh
      Other Addresses: FFh
      Status Register WPEN, BP1, BP0: 0, 0, 0
      Lock Status LS: 0
    • MSOP8, TSSOP-B8, SOP8, SOP-J8 Packages
    • AEC-Q100 Qualified
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Technical Data
Application Note

Thermal Resistance