S-25A640B

S-25A640A, S-25A640B www.ablicinc.com © ABLIC Inc., 2008-2014 FOR AUTOMOTIVE 125°C OPERATION SPI SERIAL E2PROM Rev.3.2_02 This IC is a SPI serial E2PROM which operates under the high temperature, at high speed, with the wide range operation for automotive components. This IC has the capacity of 64 K-bit and the organization of 8192 words  8-bit. Page write and Sequential read are available. Caution Before using the product in automobile control unit or medical equipment, contact to ABLIC Inc. is indispensable.  Features  Packages  Operating voltage range Read: 2.5 V ~ 5.5 V Write: 2.5 V ~ 5.5 V  Operation frequency S-25A640A: 5.0 MHz max. S-25A640B: 6.5 MHz max.  Write time S-25A640A: 4.0 ms max. S-25A640B: 5.0 ms max.  SPI mode (0, 0) and (1, 1)  Page write:  Sequential read  Write protect: Protect area: 32 bytes / page Software, Hardware 25%, 50%, 100%  Monitoring of a write memory state by the status register  Function to pr...