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*The following are the basic parameters of the product, involving the characteristics of the product and its category
| TYPE | DESCRIPTION |
|---|---|
| Surface Mount | NO |
| Output Enable | NO |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Mounting Type | Through Hole |
| Number of Functions | 1 |
| Number of Ports | 1 |
| ECCN Code | EAR99 |
| RoHS Status | Non-RoHS Compliant |
| Part Status | Obsolete |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Terminal Position | DUAL |
| Supply Voltage | 5V |
| Power Supplies | 5V |
| Memory Width | 4 |
| Packaging | Tube |
| Qualification Status | Not Qualified |
| JESD-609 Code | e0 |
| Terminal Pitch | 2.54mm |
| Supply Voltage-Max (Vsup) | 5.5V |
| Reach Compliance Code | not_compliant |
| Terminal Finish | Tin/Lead (Sn/Pb) |
| Number of Terminations | 18 |
| Pin Count | 18 |
| Supply Voltage-Min (Vsup) | 4.5V |
| Standby Voltage-Min | 4.5V |
| Published | 2017 |
| Width | 7.62mm |
| Memory Interface | Parallel |
| Voltage – Supply | 4.5V~5.5V |
| Operating Temperature | 0°C~70°C TA |
| Output Characteristics | 3-STATE |
| Memory Type | Volatile |
| Memory Format | SRAM |
| I/O Type | COMMON |
| Technology | SRAM – Asynchronous |
| HTS Code | 8542.32.00.41 |
| Access Time (Max) | 45 ns |
| Height Seated (Max) | 4.826mm |
| Write Cycle Time – Word, Page | 45ns |
| Supply Current-Max | 0.08mA |
| Package / Case | 18-DIP (0.300, 7.62mm) |
| Standby Current-Max | 0.08A |
| Memory Density | 4096 bit |
| JESD-30 Code | R-PDIP-T18 |
| Organization | 1KX4 |
| Length | 22.733mm |
| Memory Size | 4Kb 1K x 4 |
| Base Part Number | CY7C149 |
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