| Manufacturer | Part # | Datasheet | Description |

Seiko Instruments Inc
|
S-34C04A |
1Mb/22P |
FOR DIMM SERIAL PRESENCE DETECT |
| S-34C02A |
340Kb/34P |
2-WIRE CMOS SERIAL E2PROM FOR DIMM SERIAL PRESENCE DETECT |

STMicroelectronics
|
M34C02-W |
256Kb/31P |
2 Kbit Serial I짼C Bus EEPROM for DIMM serial presence detect |

Catalyst Semiconductor
|
CAT34C02 |
309Kb/17P |
2-Kb I2C EEPROM for DDR2 DIMM Serial Presence Detect |

ON Semiconductor
|
CAT34C02 |
173Kb/15P |
2 kb I2C EEPROM for DDR2 DIMM Serial Presence Detect December, 2009 ??Rev. 14 |

STMicroelectronics
|
M34C02 |
147Kb/19P |
2 Kbit Serial I짼C Bus EEPROM For DIMM Serial Presence Detect |

ON Semiconductor
|
CAT34C02VP2IGT4A |
171Kb/14P |
2 kb I2C EEPROM for DDR2 DIMM Serial Presence Detect March, 2011 ??Rev. 17 |

Renesas Technology Corp
|
SPD5108 |
2Mb/103P |
Serial Presence Detect (SPD) EEPROMs Rev.1.11 Sep 15, 2021 |

ON Semiconductor
|
CAT34C02 |
171Kb/14P |
2 kb I2C EEPROM for DDR2 DIMM Serial Presence Detect TSSOP?? Y SUFFIX March, 2011 ??Rev. 17 |

Catalyst Semiconductor
|
CAT34WC02 |
49Kb/10P |
2K-Bit I2C Serial EEPROM, Serial Presence Detect |
| CAT34WC02 |
275Kb/10P |
2-kb I2C Serial EEPROM, Serial Presence Detect |
| CAT34RC02 |
666Kb/14P |
2-kb I2C Serial EEPROM, Serial Presence Detect |
| CAT34RC02 |
433Kb/16P |
2-kb I2C Serial EEPROM, Serial Presence Detect |

STMicroelectronics
|
M34E04B |
566Kb/35P |
4-Kbit Serial Presence Detect EEPROM compatible |

Catalyst Semiconductor
|
34RC02 |
445Kb/16P |
2-kb I2C Serial EEPROM, Serial Presence Detect |
| CAT34FC02 |
451Kb/10P |
2-kb I2C Serial EEPROM, Serial Presence Detect |

STMicroelectronics
|
M34E02 |
349Kb/23P |
2 Kbit Serial IC Bus EEPROM Serial Presence Detect for DDR2 DIMMs |

Rohm
|
BR34E02FVT-W |
279Kb/6P |
Based on Serial Presence Detect 2Kbit(256X8bit) Serial EEPROM |

STMicroelectronics
|
M34E02 |
411Kb/34P |
2 Kbit serial presence detect (SPD) EEPROM for double data rate (DDR1 and DDR2) DRAM modules |

ON Semiconductor
|
N34C04 |
101Kb/11P |
4-Kb Serial SPD EEPROM for DDR4 DIMM November, 2016 ??Rev. 0 |