br25h128f-凯发线上登陆下载网址
125℃ 工作 spi bus eeprom
br25h128f-2ac
主要规格
功能安全:
类别 : fs supportive
a product that has been developed for automotive use and is capable of supporting safety analysis with regard to the functional safety.
特性：
series
br25h-2ac
density [bit]
128k
bit format [word x bit]
16k 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: 64bytes
- bit format: 16384 x 8bit
- 64bytes 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, 0eh
other addresses: ffh
status register wpen, bp1, bp0: 0, 0, 0
lock status ls: 0 - tssop-b8, sop8, sop-j8 packages
- aec-q100 qualified
