IS62C10248AL-55TLI: 8MBit Parallel SRAM IC - High-Speed Memory Solution
IS62C10248AL-55TLI: Ultimate 8MBit Parallel SRAM for High-Speed Applications
The IS62C10248AL-55TLI from Integrated Silicon Solution Inc (ISSI) represents the pinnacle of asynchronous parallel SRAM technology. This 8MBit (1M x 8) memory IC delivers exceptional performance with 55ns access times, making it perfect for demanding applications where speed and reliability are paramount. Below we explore every aspect of this memory solution to help engineers and designers make informed decisions.
Comprehensive Product Analysis
Technical Specifications
- Memory Organization: 1,048,576 words x 8 bits
- Technology: High-speed CMOS asynchronous SRAM
- Operating Voltage: 4.5V to 5.5V (TTL compatible)
- Power Consumption: Active: 250mA (typ), Standby: 10 A (max)
- Package: 44-pin TSOP II (10.16mm width)
- Temperature Range: Industrial (-40 C to +85 C)
Performance Features
The IS62C10248AL-55TLI stands out with:
- Ultra-fast 55ns access time for both read and write operations
- Fully static operation - no clock or refresh required
- Three-state outputs for bus compatibility
- Automatic power-down when deselected
- Industrial temperature range operation
Detailed Applications
Primary Use Cases
This SRAM excels in:
- Networking Equipment: Packet buffering in routers/switches
- Industrial Control: PLCs, motor control systems
- Medical Devices: Patient monitoring equipment
- Automotive Systems: Advanced driver assistance systems
- Consumer Electronics: Gaming consoles, smart TVs
Design Advantages
Engineers choose this SRAM because:
- Reliable Operation: No refresh cycles needed (unlike DRAM)
- Simplified Design: Asynchronous interface eliminates clock constraints
- High Endurance: Unlimited read/write cycles
- Easy Integration: Standard parallel interface
Comparative Advantages
Versus Competing SRAMs
| Feature | IS62C10248AL-55TLI | Competitor A | Competitor B |
|---|---|---|---|
| Access Time | 55ns | 70ns | 60ns |
| Voltage Range | 4.5-5.5V | 5V only | 4.5-5.5V |
| Temp Range | -40 C to +85 C | 0 C to +70 C | -40 C to +85 C |
| Package | 44-TSOP II | 48-TSOP | 44-TSOP II |
Implementation Guide
Design Considerations
For optimal performance:
- Use proper decoupling capacitors (0.1 F ceramic near VCC)
- Maintain signal integrity with controlled impedance traces
- Consider bus contention in multi-master systems
- Implement proper power sequencing
Typical Connection Diagram
The 44-pin TSOP II package connects as follows:
- Pins 1-8, 39-44: Address inputs (A0-A18)
- Pins 9-16, 29-36: Data I/O (DQ0-DQ7)
- Pins 17, 18, 37, 38: Control signals (WE#, OE#, CE#)
- Power pins: VCC (24), GND (23, 44)
Purchasing Information
The IS62C10248AL-55TLI is available through authorized distributors with:
- Standard lead time: 6-8 weeks
- Packaging options: Tape & Reel, Tube
- Minimum order quantity: 100 pieces
- RoHS compliant and lead-free
Conclusion
The IS62C10248AL-55TLI represents an optimal solution for applications demanding high-speed, reliable volatile memory. Its combination of 55ns access time, wide voltage range, and industrial temperature operation makes it versatile for countless applications. Whether you're designing networking hardware, industrial controllers, or advanced consumer electronics, this SRAM delivers the performance and reliability needed for success in today's demanding electronic designs.
For technical support, sample requests, or volume pricing, contact our sales team today. We provide comprehensive design assistance and reliable supply chain solutions for all your memory requirements.