This Cypress CY7C421-25PC is a 28-pin commercial temperature FIFO memory IC with 512 words of memory and a maximum clock frequency of 28.57 MHz. It operates on a nominal supply voltage of 5V, with a maximum supply voltage of 5.5V and a minimum supply voltage of 4.5V. The device has a maximum supply current of 0.05A and a maximum standby current of 0.005A. It is packaged in a 0.300 inch plastic DIP-28 package and has a maximum operating temperature of 70°C, with a minimum operating temperature of 0°C.
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Cypress CY7C421-25PC technical specifications.
| Max Operating Temperature | 70 |
| Number of Terminals | 28 |
| Min Operating Temperature | 0 |
| Terminal Position | DUAL |
| JEDEC Package Code | R-PDIP-T28 |
| Width | 7.62 |
| Length | 34.67 |
| Pin Count | 28 |
| Number of Functions | 1 |
| Temperature Grade | COMMERCIAL |
| Supply Voltage-Nom (Vsup) | 5 |
| Supply Voltage-Max (Vsup) | 5.5 |
| Supply Voltage-Min (Vsup) | 4.5 |
| Supply Current-Max | 0.05 |
| Number of Words | 512 |
| Number of Words Code | 512 |
| Memory IC Type | OTHER FIFO |
| Parallel/Serial | PARALLEL |
| Standby Current-Max | 0.005 |
| Access Time-Max | 25 |
| Clock Frequency-Max (fCLK) | 28.57 |
| RoHS | No |
| Eccn Code | EAR99 |
| HTS Code | 8542.32.00.71 |
| REACH | not_compliant |
| Military Spec | False |
Download the complete datasheet for Cypress CY7C421-25PC to view detailed technical specifications.
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