The P4C1256-55CMB is a 28-pin dual-in-line military-grade SRAM IC with a supply voltage range of 4.5 to 5.5 volts. It features an access time of 55 nanoseconds and a temperature grade of MILITARY. The device is packaged in a 0.300-inch ceramic side-brazed DIP-28 package. It is designed for use in high-reliability applications and has been screened to MIL-STD-883 Class B standards.
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| Max Operating Temperature | 125 |
| Number of Terminals | 28 |
| Min Operating Temperature | -55 |
| Terminal Position | DUAL |
| JEDEC Package Code | R-CDIP-T28 |
| Width | 7.62 |
| Pin Count | 28 |
| Number of Functions | 1 |
| Temperature Grade | MILITARY |
| Supply Voltage-Nom (Vsup) | 5 |
| Supply Voltage-Max (Vsup) | 5.5 |
| Supply Voltage-Min (Vsup) | 4.5 |
| Number of Words | 32768 |
| Number of Words Code | 32000 |
| Memory IC Type | STANDARD SRAM |
| Parallel/Serial | PARALLEL |
| Access Time-Max | 55 |
| Screening Level | MIL-STD-883 Class B |
| RoHS | No |
| Eccn Code | 3A001.A.2.C |
| Lead Free | No |
| HTS Code | 8542.32.00.41 |
| REACH | Compliant |
| Military Spec | True |
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