DM87S185NManufacturer: NS 55 ns, (2048 x 4) 8192-bit TTL PROM | |||
| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| DM87S185N | NS | 42 | In Stock |
Description and Introduction
55 ns, (2048 x 4) 8192-bit TTL PROM The DM87S185N is a part manufactured by National Semiconductor (NS). Here are the factual specifications from Ic-phoenix technical data files:
- **Manufacturer:** National Semiconductor (NS)   This information is based on available historical data for the DM87S185N from National Semiconductor. |
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Application Scenarios & Design Considerations
55 ns, (2048 x 4) 8192-bit TTL PROM# DM87S185N Technical Documentation
## 1. Application Scenarios ### Typical Use Cases -  Power Supply Circuits : Used as rectifier diodes in switch-mode power supplies (SMPS) and DC-DC converters ### Industry Applications ### Practical Advantages ### Limitations ## 2. Design Considerations ### Common Design Pitfalls and Solutions  Pitfall 2: Voltage Spikes Exceeding Ratings   Pitfall 3: PCB Layout Issues  ### Compatibility Issues ### PCB Layout Recommendations ## 3. Technical Specifications ### Key Parameter Explanations |
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| Partnumber | Manufacturer | Quantity | Availability |
| DM87S185N | NSC | 40 | In Stock |
Description and Introduction
55 ns, (2048 x 4) 8192-bit TTL PROM The DM87S185N is a part manufactured by National Semiconductor (NSC). It is a 4-bit arithmetic logic unit (ALU) with a 16-word by 4-bit random access memory (RAM). Key specifications include:
- **Function**: 4-bit ALU with RAM   This part was commonly used in early computing and digital logic applications. |
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Application Scenarios & Design Considerations
55 ns, (2048 x 4) 8192-bit TTL PROM# DM87S185N Technical Documentation
## 1. Application Scenarios ### Typical Use Cases -  Microprogram storage  in early microprocessor-based systems ### Industry Applications  Industrial Automation :  Telecommunications : ### Practical Advantages and Limitations  Advantages :  Limitations : ## 2. Design Considerations ### Common Design Pitfalls and Solutions  Power Supply Decoupling   Signal Timing Violations   Thermal Management  ### Compatibility Issues  Voltage Level Mismatch   Loading Considerations  ### PCB Layout Recommendations  Power Distribution   Signal Routing   Component Placement  ## 3. Technical Specifications ### Key Parameter Explanations  DC Characteristics  (TA = 0°C to +70°C, VCC = +5V |
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