The S29GL128P90FFIR22 is a 128Mb Flash memory IC produced by Infineon Technologies. It uses a 90 nanometer MirrorBit process technology, and has an operating voltage range from 2.7V to 3.6V. This device features an internal program and erase controllers, endurance of 100K cycles, and fast read access time of 90ns. It also contains security features such as flash locking, sector locking and protection, boot code protection, and a programmable OTP section. Additionally, it has protection against read disturb, erase disturb, and program disturb. The S29GL128P90FFIR22 is available in a 48-lead TSOP II package.