| Nr. | Part Name | Description | Manufacturer by |
| 678721 | M27C4001-10N1X | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678722 | M27C4001-10N1X | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678723 | M27C4001-10N6TR | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678724 | M27C4001-10N6TR | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678725 | M27C4001-10N6X | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678726 | M27C4001-10N6X | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678727 | M27C4001-10XB1TR | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678728 | M27C4001-10XB1X | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678729 | M27C4001-10XB1X | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678730 | M27C4001-10XB6TR | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678731 | M27C4001-10XB6X | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678732 | M27C4001-10XB6X | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678733 | M27C4001-10XC1TR | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678734 | M27C4001-10XC1TR | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678735 | M27C4001-10XC1X | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678736 | M27C4001-10XC1X | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678737 | M27C4001-10XC6TR | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678738 | M27C4001-10XC6TR | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678739 | M27C4001-10XC6X | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678740 | M27C4001-10XC6X | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678741 | M27C4001-10XF1TR | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678742 | M27C4001-10XF1X | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678743 | M27C4001-10XF1X | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678744 | M27C4001-10XF6TR | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678745 | M27C4001-10XF6X | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678746 | M27C4001-10XF6X | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678747 | M27C4001-10XL1TR | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678748 | M27C4001-10XL1TR | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678749 | M27C4001-10XL1X | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678750 | M27C4001-10XL1X | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678751 | M27C4001-10XL6TR | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678752 | M27C4001-10XL6TR | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678753 | M27C4001-10XL6X | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678754 | M27C4001-10XL6X | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678755 | M27C4001-10XN1TR | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678756 | M27C4001-10XN1TR | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678757 | M27C4001-10XN1X | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678758 | M27C4001-10XN1X | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
| 678759 | M27C4001-10XN6TR | 4 Mbit 512Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 678760 | M27C4001-10XN6TR | 4 Mbit (512Kb x 8) EPROM, 100ns | SGS Thomson Microelectronics |
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