| Part Numbers | Manufacturer Name | Datasheet | Format - Memory | Memory Type | Memory Size | Speed | Interface | Voltage - Supply | Operating Temperature | Package / Case |
|---|---|---|---|---|---|---|---|---|---|---|
| AT28HC256-12LM/883 | ATMEL CORP | EEPROMs - Parallel | EEPROM | 256K (32K x 8) | 120ns | Parallel | 4.5 V ~ 5.5 V | -55?C ~ 125?C | 32-CLCC | |
| AT28HC256E-12DM/883 | ATMEL CORP | EEPROMs - Parallel | EEPROM | 256K (32K x 8) | 120ns | Parallel | 4.5 V ~ 5.5 V | -55?C ~ 125?C | 28-CDIP (0.600", 15.24mm) | |
| AT28HC256-12FM/883 | ATMEL CORP | EEPROMs - Parallel | EEPROM | 256K (32K x 8) | 120ns | Parallel | 4.5 V ~ 5.5 V | -55?C ~ 125?C | 28-Flatpack | |
| AT28HC256F-12LM/883 | ATMEL CORP | EEPROMs - Parallel | EEPROM | 256K (32K x 8) | 120ns | Parallel | 4.5 V ~ 5.5 V | -55?C ~ 125?C | 32-CLCC | |
| AT28HC256E-12LM/883 | ATMEL CORP | EEPROMs - Parallel | EEPROM | 256K (32K x 8) | 120ns | Parallel | 4.5 V ~ 5.5 V | -55?C ~ 125?C | 32-CLCC | |
| AT28HC256-12UM/883 | ATMEL CORP | EEPROMs - Parallel | EEPROM | 256K (32K x 8) | 120ns | Parallel | 4.5 V ~ 5.5 V | -55?C ~ 125?C | 28-CBPGA | |
| AT28HC256E-12FM/883 | ATMEL CORP | EEPROMs - Parallel | EEPROM | 256K (32K x 8) | 120ns | Parallel | 4.5 V ~ 5.5 V | -55?C ~ 125?C | 28-Flatpack | |
| AT28HC256F-12FM/883 | ATMEL CORP | EEPROMs - Parallel | EEPROM | 256K (32K x 8) | 120ns | Parallel | 4.5 V ~ 5.5 V | -55?C ~ 125?C | 28-Flatpack | |
| AT28HC256E-12UM/883 | ATMEL CORP | EEPROMs - Parallel | EEPROM | 256K (32K x 8) | 120ns | Parallel | 4.5 V ~ 5.5 V | -55?C ~ 125?C | 28-CBPGA | |
| AT28HC256F-12UM/883 | ATMEL CORP | EEPROMs - Parallel | EEPROM | 256K (32K x 8) | 120ns | Parallel | 4.5 V ~ 5.5 V | -55?C ~ 125?C | 28-CBPGA |
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