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SMJ27C512-20JM from TI,Texas Instruments

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SMJ27C512-20JM

Manufacturer: TI

UV Erasable Programmable Read-Only Memory

Partnumber Manufacturer Quantity Availability
SMJ27C512-20JM,SMJ27C51220JM TI 2990 In Stock

Description and Introduction

UV Erasable Programmable Read-Only Memory The SMJ27C512-20JM is a 512K (64K x 8) UV-erasable programmable read-only memory (EPROM) manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Memory Size:** 512Kbit (64K x 8)  
- **Access Time:** 200 ns (20 in part number indicates speed grade)  
- **Supply Voltage:** 5V ±10%  
- **Operating Temperature Range:**  
  - Commercial: 0°C to +70°C  
  - Industrial: -40°C to +85°C  
- **Package:** 28-pin ceramic DIP (Dual In-line Package) with window for UV erasure  
- **Technology:** CMOS for low power consumption  
- **Programming Voltage:** 12.5V (VPP)  
- **Data Retention:** 10 years minimum  
- **Endurance:** 1000 erase/program cycles  

### **Features:**  
- **UV-Erasable:** Can be erased with UV light exposure  
- **High Reliability:** Industrial-grade options available  
- **Low Power Consumption:** CMOS technology reduces power usage  
- **Compatibility:** Industry-standard pinout for easy replacement  
- **Programmable:** Supports standard EPROM programming methods  

This EPROM is commonly used in embedded systems, firmware storage, and legacy computing applications.

Application Scenarios & Design Considerations

UV Erasable Programmable Read-Only Memory
Partnumber Manufacturer Quantity Availability
SMJ27C512-20JM,SMJ27C51220JM ASL 70 In Stock

Description and Introduction

UV Erasable Programmable Read-Only Memory The SMJ27C512-20JM is a 512K (64K x 8) UV-erasable and electrically programmable read-only memory (EPROM) manufactured by ASL. Below are its specifications, descriptions, and features:

### **Specifications:**
- **Organization:** 64K x 8 (512K bits)  
- **Access Time:** 200 ns (SMJ27C512-20JM)  
- **Operating Voltage:** 5V ± 10%  
- **Operating Temperature Range:**  
  - Commercial: 0°C to +70°C  
  - Industrial: -40°C to +85°C  
- **Package Type:** 28-pin PLCC (Plastic Leaded Chip Carrier)  

### **Descriptions:**
- The SMJ27C512-20JM is a high-performance EPROM with a fast access time of 200 ns.  
- It is designed for applications requiring non-volatile memory storage.  
- The device is UV-erasable, allowing for reprogramming after exposure to ultraviolet light.  
- It features a single 5V power supply for both read and programming operations.  

### **Features:**
- **High-Speed Performance:** 200 ns access time.  
- **Low Power Consumption:**  
  - Active Current: 30 mA (max)  
  - Standby Current: 100 µA (max)  
- **CMOS Technology:** Ensures low power consumption and high noise immunity.  
- **Programmable:** Electrically programmable using standard EPROM programmers.  
- **UV-Erasable:** Can be erased via exposure to UV light for reprogramming.  
- **TTL-Compatible Inputs/Outputs:** Ensures compatibility with standard logic levels.  
- **Three-State Outputs:** Allows for easy bus interfacing.  

This information is based strictly on the provided knowledge base. Let me know if you need further details.

Application Scenarios & Design Considerations

UV Erasable Programmable Read-Only Memory

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