Overview
The 74HC194DB,118 is a 4-bit bidirectional universal shift register produced by NXP USA Inc. This component is part of the 74HC series and is designed for versatile use in digital circuits. It operates in various modes, including parallel load, serial shift right, serial shift left, and hold, making it highly flexible for different applications. The device is packaged in a 16-SSOP (0.209", 5.30mm Width) case and is suitable for surface mount assembly.
Key Specifications
| Product Attribute | Attribute Value |
|---|---|
| Manufacturer | NXP Semiconductors |
| Voltage - Supply | 2V ~ 6V |
| Supplier Device Package | 16-SSOP |
| Series | 74HC |
| Package / Case | 16-SSOP (0.209", 5.30mm Width) |
| Output Type | Push-Pull |
| Operating Temperature | -40°C ~ 125°C |
| Number of Elements | 1 |
| Number of Bits per Element | 4 |
| Mounting Type | Surface Mount |
| Logic Type | Register, Bidirectional |
| Function | Universal |
| Base Product Number | 74HC194 |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) or 1 (Unlimited) depending on the source |
Key Features
- Bidirectional Operation: The 74HC194 can operate in both directions, allowing data to be shifted from left to right or right to left.
- Multiple Modes: Supports parallel load, serial shift right, serial shift left, and hold modes, controlled by mode select inputs (S0, S1).
- Wide Operating Voltage Range: Operates with a supply voltage from 2V to 6V.
- High Temperature Range: Functional over a temperature range of -40°C to 125°C.
- Surface Mount Package: Packaged in a 16-SSOP case, suitable for surface mount assembly.
- Push-Pull Outputs: Ensures reliable output signals.
Applications
- Digital Circuits: Ideal for use in various digital circuits requiring data shifting and storage.
- Sequential Logic Circuits: Useful in sequential logic circuits where data needs to be shifted or stored.
- Communication Systems: Can be used in communication systems for data buffering and shifting.
- Embedded Systems: Suitable for embedded systems requiring flexible data handling.
Q & A
- What is the primary function of the 74HC194DB,118?
The primary function is to act as a 4-bit bidirectional universal shift register.
- What are the different modes of operation for the 74HC194DB,118?
The device operates in parallel load, serial shift right, serial shift left, and hold modes.
- What is the operating voltage range for the 74HC194DB,118?
The operating voltage range is from 2V to 6V.
- What is the package type for the 74HC194DB,118?
The package type is 16-SSOP (0.209", 5.30mm Width).
- What is the operating temperature range for the 74HC194DB,118?
The operating temperature range is from -40°C to 125°C.
- How many bits can the 74HC194DB,118 handle?
The device can handle 4 bits per element.
- What type of outputs does the 74HC194DB,118 have?
The device has push-pull outputs.
- Is the 74HC194DB,118 RoHS compliant?
Yes, it is RoHS compliant.
- What is the moisture sensitivity level (MSL) of the 74HC194DB,118?
The MSL is either 3 (168 Hours) or 1 (Unlimited) depending on the source.
- What are some common applications for the 74HC194DB,118?
Common applications include digital circuits, sequential logic circuits, communication systems, and embedded systems.
