| Part Number | DS2502S | DS2506S+ | 
|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | 
| Category | Memory | Memory | 
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| Product Status | Obsolete | Active | 
| Memory Type | Non-Volatile | Non-Volatile | 
| Memory Format | EPROM | EPROM | 
| Technology | EPROM - OTP | EPROM - OTP | 
| Memory Size | 1Kb (128 x 8) | 64Kb (64K x 1) | 
| Memory Interface | 1-Wire® | 1-Wire® | 
| Clock Frequency | - | - | 
| Write Cycle Time - Word, Page | - | - | 
| Access Time | - | 2 µs | 
| Voltage - Supply | 2.8V ~ 6V | - | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.209", 5.30mm Width) | 
| Supplier Device Package | 8-SOIC | 8-SOIC |