| 1251081 | NMC2532 | 32k-Bit (4k x 8) UV Erasable PROM | National Semiconductor |
| 1251082 | NMC2532Q | 32k-Bit (4k x 8) UV Erasable PROM | National Semiconductor |
| 1251083 | NMC2764 | 65,536-BIT (8192x8) UV ERASABLE PROM | National Semiconductor |
| 1251084 | NMC2764-2 | 65,536-BIT (8192x8) UV ERASABLE PROM | National Semiconductor |
| 1251085 | NMC2764-25 | 65,536-BIT (8192x8) UV ERASABLE PROM | National Semiconductor |
| 1251086 | NMC2764-3 | 65,536-BIT (8192x8) UV ERASABLE PROM | National Semiconductor |
| 1251087 | NMC2764-30 | 65,536-BIT (8192x8) UV ERASABLE PROM | National Semiconductor |
| 1251088 | NMC2764-4 | 65,536-BIT (8192x8) UV ERASABLE PROM | National Semiconductor |
| 1251089 | NMC2764-45 | 65,536-BIT (8192x8) UV ERASABLE PROM | National Semiconductor |
| 1251090 | NMC2764E | 65,536-BIT (8192x8) UV ERASABLE PROM | National Semiconductor |
| 1251091 | NMC2764H | 65,536-BIT (8192x8) UV ERASABLE PROM | National Semiconductor |
| 1251092 | NMC2764H-2 | 65,536-BIT (8192x8) UV ERASABLE PROM | National Semiconductor |
| 1251093 | NMC2764H-25 | 65,536-BIT (8192x8) UV ERASABLE PROM | National Semiconductor |
| 1251094 | NMC2764H-3 | 65,536-BIT (8192x8) UV ERASABLE PROM | National Semiconductor |
| 1251095 | NMC2764H-30 | 65,536-BIT (8192x8) UV ERASABLE PROM | National Semiconductor |
| 1251096 | NMC2764H-4 | 65,536-BIT (8192x8) UV ERASABLE PROM | National Semiconductor |
| 1251097 | NMC2764H-45 | 65,536-BIT (8192x8) UV ERASABLE PROM | National Semiconductor |
| 1251098 | NMC2764HE | 65,536-BIT (8192x8) UV ERASABLE PROM | National Semiconductor |
| 1251099 | NMC27C010Q15 | 150 ns, Vcc=5V+/-5%, 1,048,576-bit (128k x 8) UV erasable CMOS PROM | National Semiconductor |
|
| 1251100 | NMC27C010Q150 | 150 ns, Vcc=5V+/-10%, 1,048,576-bit (128k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251101 | NMC27C010Q17 | 170 ns, Vcc=5V+/-5%, 1,048,576-bit (128k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251102 | NMC27C010Q170 | 170 ns, Vcc=5V+/-10%, 1,048,576-bit (128k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251103 | NMC27C010Q20 | 200 ns, Vcc=5V+/-5%, 1,048,576-bit (128k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251104 | NMC27C010Q200 | 200 ns, Vcc=5V+/-10%, 1,048,576-bit (128k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251105 | NMC27C010Q25 | 250 ns, Vcc=5V+/-5%, 1,048,576-bit (128k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251106 | NMC27C010Q250 | 250 ns, Vcc=5V+/-10%, 1,048,576-bit (128k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251107 | NMC27C010QE170 | 170 ns, Vcc=5V+/-10%, 1,048,576-bit (128k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251108 | NMC27C010QE200 | 200 ns, Vcc=5V+/-10%, 1,048,576-bit (128k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251109 | NMC27C010QE250 | 250 ns, Vcc=5V+/-10%, 1,048,576-bit (128k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251110 | NMC27C010QM170 | 170 ns, Vcc=5V+/-10%, 1,048,576-bit (128k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251111 | NMC27C010QM200 | 200 ns, Vcc=5V+/-10%, 1,048,576-bit (128k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251112 | NMC27C010QM250 | 250 ns, Vcc=5V+/-10%, 1,048,576-bit (128k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251113 | NMC27C1024Q12 | 120 ns, Vcc=5V+/-5%, 1,048,576-bit (64k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251114 | NMC27C1024Q120 | 120 ns, Vcc=5V+/-10%, 1,048,576-bit (64k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251115 | NMC27C1024Q15 | 150 ns, Vcc=5V+/-5%, 1,048,576-bit (64k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251116 | NMC27C1024Q150 | 150 ns, Vcc=5V+/-10%, 1,048,576-bit (64k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251117 | NMC27C1024Q17 | 170 ns, Vcc=5V+/-5%, 1,048,576-bit (64k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251118 | NMC27C1024Q170 | 170 ns, Vcc=5V+/-10%, 1,048,576-bit (64k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251119 | NMC27C1024Q20 | 200 ns, Vcc=5V+/-5%, 1,048,576-bit (64k x 8) UV erasable CMOS PROM | National Semiconductor |
| 1251120 | NMC27C1024Q200 | 200 ns, Vcc=5V+/-10%, 1,048,576-bit (64k x 8) UV erasable CMOS PROM | National Semiconductor |
