FAST CMOS 8-INPUT UNIVERSAL SHIFT REGISTER The IDT74FCT299TSO is a 8-bit universal shift/storage register manufactured by IDT (Integrated Device Technology). Below are its key specifications, descriptions, and features:
### **Specifications:**
- **Logic Family:** FCT (Fast CMOS TTL-Compatible)
- **Function:** 8-bit Universal Shift/Storage Register
- **Package Type:** SOIC (Small Outline Integrated Circuit)
- **Operating Voltage:** 5V ±10%
- **Operating Temperature Range:** -40°C to +85°C
- **Speed (Propagation Delay):** Typically 5.5ns (varies with conditions)
- **Output Drive:** 24mA (sink/source)
- **Input/Output Compatibility:** TTL levels
- **Pin Count:** 20 pins
### **Descriptions:**
- The IDT74FCT299TSO is a versatile register capable of parallel loading, serial shifting (left or right), and synchronous storage.
- It features multiplexed parallel I/O ports and mode control for flexible data handling.
- Designed for high-speed applications with low power consumption.
### **Features:**
- **Parallel and Serial Data Handling:** Supports parallel load, serial shift (left/right), and hold operations.
- **Multiplexed I/O Ports:** Reduces pin count while maintaining functionality.
- **Synchronous Operation:** Controlled by a shared clock (CP) and mode select inputs (S0, S1).
- **Asynchronous Master Reset (MR):** Clears all register bits to zero.
- **Three-State Outputs:** Allows bus-oriented applications.
- **High-Speed CMOS Technology:** Combines low power with TTL compatibility.
- **ESD Protection:** Meets industry standards for robustness.
For exact timing diagrams, truth tables, and detailed electrical characteristics, refer to the official IDT datasheet.
