Manufacturer | Part No. | Datasheet | Description |

Silicon Laboratories
|
C8051T600 |
1Mb / 168P |
Mixed Signal OTP EPROM MCU Family |

NXP Semiconductors
|
83C748 |
131Kb / 18P |
80C51 8-bit microcontroller Family 2K/64 OTP/ROM, low pin count 1999 Apr 15 |
83C453 |
188Kb / 26P |
80C51 8-bit microcontroller Family 8K/256 OTP/ROM, expanded I/O 1998 Apr 23 |
87C750 |
137Kb / 16P |
80C51 8-bit microcontroller Family 1K/64 OTP ROM, low pin count 1998 May 01 |

List of Unclassifed Man...
|
FP527 |
367Kb / 2P |
OTP Encoder |

Silvan Chip Electronics...
|
SC2240B |
82Kb / 3P |
OTP Encoder |

NXP Semiconductors
|
83C750 |
158Kb / 16P |
80C51 8-bit microcontroller Family 1K/64 OTP ROM, low pin count 1998 May 01 |
87C748 |
147Kb / 18P |
80C51 8-bit microcontroller Family 2K/64 OTP/ROM, low pin count 1999 Apr 15 |

Silvan Chip Electronics...
|
SCT1527 |
120Kb / 3P |
OTP Encoder |

Silan Microelectronics ...
|
SC9314 |
108Kb / 5P |
OTP ENCODER |

Holtek Semiconductor In...
|
HT6P20X |
121Kb / 13P |
OTP Encoder |

Silvan Chip Electronics...
|
EV1527 |
92Kb / 3P |
OTP Encoder |
SCL527 |
92Kb / 3P |
OTP Encoder |

Holtek Semiconductor In...
|
HT6P20X |
144Kb / 13P |
OTP Encoder |
HT6P20X |
136Kb / 14P |
OTP Encoder |

Micon Design Technology...
|
MDT75C275 |
121Kb / 5P |
OTP Encoder |
MDT75C277 |
272Kb / 7P |
OTP Encoder |

NXP Semiconductors
|
XA-G3 |
208Kb / 36P |
XA 16-bit microcontroller Family 32K/512 OTP/ROM/ROMless, watchdog, 2 UARTs 1999 Apr 07 |
83C751 |
211Kb / 24P |
80C51 8-bit microcontroller Family 2K/64 OTP/ROM, I2C, low pin count 1998 May 01 |
XA-G37 |
226Kb / 37P |
XA 16-bit microcontroller Family 32K OTP, 512 B RAM, watchdog, 2 UARTs 2002 Mar 25 |