S9KEAZN16AMLC Datasheet, NXP

1.1 Operating characteristics
* Voltage range: 2.7 to 5.5 V
* Flash write voltage range: 2.7 to 5.5 V
* Temperature range (ambient): -40 to 125°C 1.2 Performa.

Part numbers for the chip have fields that identify the specific part. You can use the values of these fields to determine the specific part you have received. 3.2 Format Part numbers for this device have the following format: Q B KEA A C FFF M T PP.