BR25H640F-2AC
串行EEPROM系列车载用EEPROM 125℃工作 SPI BUS EEPROM
BR25H640F-2AC
串行EEPROM系列车载用EEPROM 125℃工作 SPI BUS EEPROM
BR25H640F-2AC是SPI BUS接口的64kbit串行EEPROM。
主要规格
功能安全:
特性：
Series
BR25H-2AC
Density [bit]
64K
Bit Format [Word x Bit]
8K x 8
Vcc(Min.)[V]
2.5
Vcc(Max.)[V]
5.5
Circuit Current (Max.)[mA]
5.5
Standby Current (Max.)[μA]
10
Write Cycle (Max.)[ms]
4
Input Frequency (Max.)[Hz]
10M
Endurance (Max.)[Cycle]
106
Data Retention (Max.)[Year]
100
I/F
SPI BUS
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
125
Package Size [mm]
5x6.2 (t=1.71)
Common Standard
AEC-Q100 (Automotive Grade)
特点：
- 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
