Overview
The 74HC4094DB-Q100118 is an 8-bit serial-in/serial or parallel-out shift register with a storage register and 3-state outputs, manufactured by NXP USA Inc. This component is part of the 74HC/74HCT family and is designed for a wide range of digital logic applications. It features separate clocks for both the shift and storage registers, enabling flexible data manipulation and transfer.
Key Specifications
| Parameter | Description |
|---|---|
| Type Number | 74HC4094DB-Q100118 |
| Package | SSOP16 (SOT338-1) |
| Input Levels | CMOS level (74HC4094), TTL level (74HCT4094) |
| Operating Temperature | -40 °C to +85 °C, -40 °C to +125 °C |
| ESD Protection | HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V |
| Clock Input | Data shifted on LOW-to-HIGH transitions of CP input |
| Output Enable | Outputs assume high-impedance OFF-state when OE is LOW |
Key Features
- 8-bit serial-in/serial or parallel-out shift register with a storage register and 3-state outputs.
- Separate clocks for shift and storage registers.
- Serial input (D) and two serial outputs (QS1 and QS2) for cascading.
- Complies with JEDEC standard JESD7A.
- Low-power dissipation.
- ESD protection: HBM exceeds 2000 V, CDM exceeds 1000 V.
- Inputs include clamp diodes for interfacing with voltages in excess of VCC.
Applications
- Serial-to-parallel data conversion.
- Remote control holding register.
Q & A
- What is the primary function of the 74HC4094DB-Q100118?
The primary function is to act as an 8-bit serial-in/serial or parallel-out shift register with a storage register and 3-state outputs.
- What are the input levels for the 74HC4094 and 74HCT4094?
The 74HC4094 operates at CMOS levels, while the 74HCT4094 operates at TTL levels.
- What is the operating temperature range for this component?
The operating temperature range is from -40 °C to +85 °C and from -40 °C to +125 °C.
- How does the output enable (OE) input affect the outputs?
A LOW on the OE input causes the outputs to assume a high-impedance OFF-state.
- What type of ESD protection does this component have?
The component has HBM ESD protection exceeding 2000 V and CDM ESD protection exceeding 1000 V.
- How is data shifted in the shift register?
Data is shifted on the LOW-to-HIGH transitions of the CP input.
- What are the serial output options for cascading?
The component has two serial outputs (QS1 and QS2) to enable cascading.
- Does the component comply with any specific standards?
Yes, it complies with the JEDEC standard JESD7A.
- What is the package type for this component?
The package type is SSOP16 (SOT338-1).
- What are some common applications for this component?
Common applications include serial-to-parallel data conversion and remote control holding registers.
