Memory

SPI Serial EEPROM S-25CM01A (1M-bit)

The S-25CM01A is a SPI serial EEPROM which operates at high speed, with low current consumption and the wide range operation. The S-25CM01A has the capacity of 1 M-bit and the organization of 131072 words × 8-bit. Page write and sequential read are available.

Features

Operating voltage range
Read: 1.6 V to 5.5 V
Write: 1.7 V to 5.5 V
Operation frequency
10.0 MHz ( Vcc = 2.5 V to 5.5 V )
Write time
5.0 ms max.
SPI mode ( 0, 0 ) and ( 1, 1 )
Page write
256 bytes / page
Sequential read
Page Write
Software, Hardware
Protect area: 25%, 50%, 100%
Monitors write to the memory by a status register
Function to prevent malfunction by monitoring clock pulse
Write protect function during the low power supply voltage
CMOS schmitt input
( CS , SCK , SI , WP , HOLD )
Endurance
106cycles / unit*1 ( Ta = +25°C )
Data retention
100 years ( Ta = +25°C )
Memory capacity
1 M-bit
Initial shipment data
FFh, SRWD = 0, BP1 = 0, BP0 = 0
Lead-free ( Sn 100% ) , halogen-free*2

*1. For each unit ( unit : the 4 bytes with the same address of A16 to A2 )
*2. Refer to ” Product Name Structure ” of the data sheet for details.