Overview
The SN74HC165DRG3 is an 8-bit parallel-load shift register produced by Texas Instruments. This device is part of the HC165 series and is designed to operate within a wide voltage range of 2 V to 6 V. It features parallel-in access to each stage, enabling data to be loaded directly into the register, and a serial output for data shifting. The SN74HC165DRG3 is packaged in a 16-pin SOIC (Small Outline Integrated Circuit) package, making it suitable for various applications requiring compact and efficient data processing.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC Supply Voltage | 2 | 5 | 6 | V |
| High-Level Input Voltage (VIH) at VCC = 4.5 V | 3.15 | V | ||
| Low-Level Input Voltage (VIL) at VCC = 4.5 V | 1.35 | V | ||
| Output Voltage (VO) | 0 | VCC | V | |
| Clock Frequency (fclock) at VCC = 4.5 V | 21 | 25 | MHz | |
| Propagation Delay Time (tpd) at VCC = 4.5 V | 15 | 30 | 45 | ns |
| Output Drive at 5 V | ±4 | mA | ||
| Low Input Current | 1 | μA | ||
| Power Consumption (ICC) Max | 80 | μA |
Key Features
- Wide operating voltage range of 2 V to 6 V
- Outputs can drive up to 10 LSTTL loads
- Low power consumption, with a maximum ICC of 80 μA
- Typical propagation delay time (tpd) of 13 ns
- ±4-mA output drive at 5 V
- Low input current of 1 μA maximum
- Complementary serial (QH) output
- Direct overriding load (data) inputs
- Gated clock inputs
- Parallel-to-serial data conversion
Applications
- Programmable Logic Controllers
- Appliances
- Video Display Systems
- Output Expanders
- Keyboards
Q & A
- What is the operating voltage range of the SN74HC165DRG3?
The operating voltage range is from 2 V to 6 V.
- How many LSTTL loads can the outputs of the SN74HC165DRG3 drive?
The outputs can drive up to 10 LSTTL loads.
- What is the maximum power consumption of the SN74HC165DRG3?
The maximum power consumption is 80 μA.
- What is the typical propagation delay time (tpd) of the SN74HC165DRG3?
The typical propagation delay time is 13 ns.
- What is the output drive capability of the SN74HC165DRG3 at 5 V?
The output drive capability is ±4 mA at 5 V.
- What is the maximum input current of the SN74HC165DRG3?
The maximum input current is 1 μA.
- Does the SN74HC165DRG3 have complementary outputs?
- How does the parallel loading work on the SN74HC165DRG3?
- What are some common applications of the SN74HC165DRG3?
- What package type is the SN74HC165DRG3 available in?
