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LY62256SL-70LL
+BOM-
Nhà sản xuấtLyontek Inc.
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Ông. Phần #LY62256SL-70LL
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Bảng dữ liệu LY62256SL-70LL DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Manufacturer | Lyontek Inc. |
| Package / Case | SOP-28-300mil |
Tổng quan
Equivalent
- CY7C199-70PC (Cypress)
- HM62256BLP-7 (Hitachi)
- AS6C62256-70PCN (Alliance Memory)
- IDT71256SA70P (IDT)
- UM62256LL-70 (UMC)
These are pin-compatible 32Kx8 SRAM chips with 70ns access time. Verify datasheets for exact compatibility.
Features
- Speed: 70ns access time.
- Voltage: Operates at 2.7V–3.6V, suitable for low-power applications.
- Low Power Consumption:
- Active current: 8mA (typical).
- Standby current: 2µA (typical) for battery backup.
- Package: 28-pin SOP (Small Outline Package).
- Wide Temperature Range: -40°C to +85°C, making it robust for industrial use.
- Tri-State Outputs: Supports bus sharing in multi-memory systems.
- Asynchronous Operation: No clock required.
- Data Retention: Maintains data at 2V in standby mode.
Ideal for battery-powered, portable, and embedded systems requiring reliable, low-power SRAM.
Pinout
- Pin Count: 28 pins (DIP/SOP package)
- Key Functions:
- Address Pins (A0-A14): 15 pins for memory addressing (32K locations).
- Data Pins (I/O0-I/O7): 8 bidirectional data lines.
- Control Pins:
- /CE (Chip Enable): Activates the chip.
- /OE (Output Enable): Controls data output.
- /WE (Write Enable): Enables write operations.
- Power Pins (VCC, GND): +5V supply.
- Speed: 70ns access time.
- Voltage: 5V operation.
This SRAM is commonly used in embedded systems for volatile data storage.
Manufacturer
Lyontek is a fabless semiconductor company focused on designing and marketing SRAM, NOR Flash, and other memory solutions. Established in 1998, it serves industries like consumer electronics, networking, and industrial applications. The company is known for cost-effective, low-power memory solutions but is not as prominent as larger players like Cypress (now Infineon) or Renesas.
The LY62256SL-70LL operates at 70ns access time and is commonly used in legacy systems requiring battery-backed or low-power SRAM.
Application
1. Embedded Systems: Used in microcontrollers and DSPs for temporary data storage.
2. Industrial Electronics: Supports automation, PLCs, and control systems requiring fast access.
3. Consumer Electronics: Found in printers, gaming consoles, and legacy devices.
4. Telecommunications: Buffers data in networking equipment.
5. Automotive Systems: Used in infotainment and engine control units.
Its 70ns access speed and low power consumption make it suitable for performance-critical, battery-powered, or industrial applications.