The Fairchild NM27C040V120 is a 32-bit one-time programmable ROM IC with a maximum operating temperature of 70 degrees Celsius. It has 524288 words of memory and a maximum access time of 120 nanoseconds. The device operates from a 4.5 to 5.5V supply voltage and has a maximum supply current of 30 microamperes. It is packaged in a 32-pin quad flat no-lead package with a 0.5mm x 0.6mm pitch.
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Fairchild NM27C040V120 technical specifications.
| Max Operating Temperature | 70 |
| Number of Terminals | 32 |
| Min Operating Temperature | 0 |
| Terminal Position | QUAD |
| JEDEC Package Code | R-PQCC-J32 |
| Width | 11.455 |
| Length | 13.995 |
| Pin Count | 32 |
| 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 | 0.03 |
| Number of Words | 524288 |
| Number of Words Code | 512000 |
| Memory IC Type | OTP ROM |
| Parallel/Serial | PARALLEL |
| Standby Current-Max | 0.0001 |
| Access Time-Max | 120 |
| I/O Type | COMMON |
| RoHS | No |
| Eccn Code | EAR99 |
| HTS Code | 8542.32.00.71 |
| REACH | unknown |
| Military Spec | False |
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