The UPD424256V-80 is a commercial temperature fast page DRAM IC from NEC with 262144 words of memory and a 5V supply voltage. It has a maximum operating temperature of 70 degrees Celsius and a minimum operating temperature of 0 degrees Celsius. The IC has 20 terminals and a zig-zag terminal position. It is packaged in a 0.350 inch plastic ZIP-20 package.
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| Max Operating Temperature | 70 |
| Number of Terminals | 20 |
| Min Operating Temperature | 0 |
| Terminal Position | ZIG-ZAG |
| Width | 2.8 |
| Number of Functions | 1 |
| Temperature Grade | COMMERCIAL |
| Supply Voltage-Nom (Vsup) | 5 |
| Supply Voltage-Max (Vsup) | 5.5 |
| Supply Voltage-Min (Vsup) | 4.5 |
| Number of Words | 262144 |
| Number of Words Code | 256000 |
| Memory IC Type | FAST PAGE DRAM |
| Number of Ports | 1 |
| Access Time-Max | 80 |
| REACH | unknown |
| Military Spec | False |
