| Part name | Description | Manufacturer | Package | Pins | Temp. Range | PDF datasheet |
| SST28SF040A-200-4C-PH | 4 Mbit (512K x 8) super-flash EEPROM | Silicon Storage Technology, Inc. | PDIP | 32 | 0°C | 70°C | SST28SF040A-200-4C-PH datasheet (323K) |
| SST28SF040A-200-4C-WH | 4 Mbit (512K x 8) super-flash EEPROM | Silicon Storage Technology, Inc. | TSOP | 32 | 0°C | 70°C | SST28SF040A-200-4C-WH datasheet (323K) |
| SST28SF040A-200-4I-EH | 4 Mbit (512K x 8) super-flash EEPROM | Silicon Storage Technology, Inc. | TSOP | 32 | -40°C | 85°C | SST28SF040A-200-4I-EH datasheet (323K) |
| SST28SF040A-200-4I-NH | 4 Mbit (512K x 8) super-flash EEPROM | Silicon Storage Technology, Inc. | PLCC | 32 | -40°C | 85°C | SST28SF040A-200-4I-NH datasheet (323K) |
| SST28SF040A-200-4I-PH | 4 Mbit (512K x 8) super-flash EEPROM | Silicon Storage Technology, Inc. | PDIP | 32 | -40°C | 85°C | SST28SF040A-200-4I-PH datasheet (323K) |
| SST28SF040A-200-4I-WH | 4 Mbit (512K x 8) super-flash EEPROM | Silicon Storage Technology, Inc. | TSOP | 32 | -40°C | 85°C | SST28SF040A-200-4I-WH datasheet (323K) |
| SST28SF040A-90-4C-EH | 4 Mbit (512K x 8) super-flash EEPROM | Silicon Storage Technology, Inc. | TSOP | 32 | 0°C | 70°C | SST28SF040A-90-4C-EH datasheet (323K) |
| SST28SF040A-90-4C-NH | 4 Mbit (512K x 8) super-flash EEPROM | Silicon Storage Technology, Inc. | PLCC | 32 | 0°C | 70°C | SST28SF040A-90-4C-NH datasheet (323K) |
| SST28SF040A-90-4C-PH | 4 Mbit (512K x 8) super-flash EEPROM | Silicon Storage Technology, Inc. | PDIP | 32 | 0°C | 70°C | SST28SF040A-90-4C-PH datasheet (323K) |
| SST28SF040A-90-4C-WH | 4 Mbit (512K x 8) super-flash EEPROM | Silicon Storage Technology, Inc. | TSOP | 32 | 0°C | 70°C | SST28SF040A-90-4C-WH datasheet (323K) |
