| Part Number | DS1321 | DS1221 |
|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated |
| Category | Memory - Controllers | Memory - Controllers |
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| Product Status | Obsolete | Obsolete |
| Controller Type | Nonvolatile RAM | Nonvolatile RAM |
| Voltage - Supply | 4.75V ~ 5.5V | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C | 0°C ~ 70°C |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | 16-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) |
| Supplier Device Package | 16-PDIP | 16-PDIP |