| Rochester Electronics | CY7C266-25PC by Rochester Electronics, featuring 64Kb (8K x 8) memory, 4.5V ~ 5.5V supply voltage, rated for 0°C ~ 70°C (TA). | 1.504 | $38.90 | ACTIVE | |
| Rochester Electronics | CY7C271-30JC by Rochester Electronics, featuring 256Kb (32K x 8) memory, 4.5V ~ 5.5V supply voltage, rated for 0°C ~ 70°C (TA). | 13.383 | $0.9000 | ACTIVE | |
| Rochester Electronics | CY7C271-45PC by Rochester Electronics, featuring 256Kb (32K x 8) memory, 4.5V ~ 5.5V supply voltage, rated for 0°C ~ 70°C (TA). | 1.519 | $92.94 | ACTIVE | |
| Rochester Electronics | CY7C271-55PC by Rochester Electronics, featuring 256Kb (32K x 8) memory, 4.5V ~ 5.5V supply voltage, rated for 0°C ~ 70°C (TA). | 3.606 | $30.19 | ACTIVE | |
| Rochester Electronics | CY7C271A-30JC by Rochester Electronics, featuring 256Kb (32K x 8) memory, 4.5V ~ 5.5V supply voltage, rated for 0°C ~ 70°C (TA). | 1.712 | $3.76 | ACTIVE | |
| Rochester Electronics | CY7C274-45JC by Rochester Electronics, featuring 256Kb (32K x 8) memory, 4.5V ~ 5.5V supply voltage, rated for 0°C ~ 70°C (TA). | 1.501 | $22.08 | ACTIVE | |
| Rochester Electronics | CY7C274-55JC by Rochester Electronics, featuring 256Kb (32K x 8) memory, 4.5V ~ 5.5V supply voltage, rated for 0°C ~ 70°C (TA). | 1.808 | $9.86 | ACTIVE | |
| Rochester Electronics | CY7C274-55PC by Rochester Electronics, featuring 256Kb (32K x 8) memory, 4.5V ~ 5.5V supply voltage, rated for 0°C ~ 70°C (TA). | 5.790 | $14.61 | ACTIVE | |
| Rochester Electronics | CY7C291-35LMB by Rochester Electronics, featuring 16Kb (2K x 8) memory, 4.5V ~ 5.5V supply voltage, rated for -55°C ~ 125°C (TA). | 1.595 | $45.78 | ACTIVE | |
| Rochester Electronics | CY7C291A-20PC by Rochester Electronics, featuring 16Kb (2K x 8) memory, 4.5V ~ 5.5V supply voltage, rated for 0°C ~ 70°C (TA). | 42.296 | $0.9000 | ACTIVE | |
| Rochester Electronics | CY7C291AL-50JC by Rochester Electronics, featuring 16Kb (2K x 8) memory, 4.5V ~ 5.5V supply voltage, rated for 0°C ~ 70°C (TA). | 1.612 | $6.18 | ACTIVE | |
| Rochester Electronics | CY7C293A-20PC by Rochester Electronics, featuring 16Kb (2K x 8) memory, 4.5V ~ 5.5V supply voltage, rated for 0°C ~ 70°C (TA). | 7.595 | $8.78 | ACTIVE | |
| Rochester Electronics | CY7C293A-25PC by Rochester Electronics, featuring 16Kb (2K x 8) memory, 4.5V ~ 5.5V supply voltage, rated for 0°C ~ 70°C (TA). | 1.697 | $7.50 | ACTIVE | |
| Rochester Electronics | CY7C293AL-35PC by Rochester Electronics, featuring 16Kb (2K x 8) memory, 4.5V ~ 5.5V supply voltage, rated for 0°C ~ 70°C (TA). | 1.510 | $11.38 | ACTIVE | |
| Rochester Electronics | OTP ROM, 2KX4, 75NS, TTL, CDIP18 | 1.769 | $14.62 | ACTIVE | |
| Rochester Electronics | 8K ELECTRICALLY ALTERABLE ROM | 3.306 | $19.54 | ACTIVE | |
| Rochester Electronics | FM27C512VE150 by Rochester Electronics, featuring 512Kb (64K x 8) memory, 4.5V ~ 5.5V supply voltage, in 32-LCC (J-Lead) package, rated for -40°C ~ 85°C (TA). | 1.518 | $1.99 | ACTIVE | |
| Rochester Electronics | OTP ROM, 256X8, 75NS, BIPOLAR | 54.084 | $0.0090 | ACTIVE | |
| Rochester Electronics | OTP ROM, 128KX8, 20NS PQCC44 | 6.552 | $23.49 | ACTIVE | |
| Fairchild Semiconductor | NM27C010VE150 by Fairchild Semiconductor. This part is discontinued. FPGACenter specializes in sourcing obsolete components. | 4.320 | $1.29 | OBSOLETE | |