ST28S datasheets – compare manufacturers

Manufacturer Part Number Description
Silicon Storage Technology Logo Silicon Storage Technology SST28SF040 (SST28xF040) 4 Mbit (512K x8) SuperFlash EEPROM
Silicon Storage Technology Logo Silicon Storage Technology SST28SF040A (SST28xF040A) 4 Mbit (512K x8) SuperFlash EEPROM
SEMTECH Logo SEMTECH ST28S NPN Silicon Epitaxial Planar Transistor