br25h128f-凯发k8一触即发
车载用 125℃动作 spi bus eeprom（sop8）主要规格
功能安全:
特性：
series
br25h-5ac
density [bit]
128k
bit format [word x bit]
16k x 8
vcc(min.)[v]
1.7
vcc(max.)[v]
5.5
circuit current (max.)[ma]
8
standby current (max.)[μa]
10
write cycle (max.)[ms]
3.5
input frequency (max.)[hz]
20m
endurance (max.)[cycle]
4x106
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：
- aec-q100 qualified (grade 1)
- spi bus mode (cpol, cpha) = (0, 0), (1, 1)
- page size: 64 byte
- bit format: 16384 x 8 bit
- 64 byte 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 the holdb pin
- prevention of write mistake
write prohibition at power on
write prohibition by the wpb pin
write prohibition block setting
prevention of write mistake at low voltage - data at shipment
memory array: ffh
id page first 3 addresses: 2fh, 00h, 0eh
other addresses: ffh
status register wpen, bp1, bp0: 0, 0, 0
lock status ls: 0
