Overview
The SN74HC165QDRQ1 is an 8-bit parallel-load shift register produced by Texas Instruments. This component is designed for automotive and other applications requiring robust and reliable data shifting. It operates within a wide voltage range of 2 V to 6 V, making it versatile for various system designs. The SN74HC165QDRQ1 features low power consumption, with a maximum ICC of 80 µA, and it can drive up to 10 LSTTL loads. The device includes a clock-inhibit function and complementary serial outputs, enhancing its functionality in data processing and transmission.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 2 | 5 | 6 | V |
| High-Level Input Voltage (VIH) | 1.5 (VCC=2V), 3.15 (VCC=4.5V), 4.2 (VCC=6V) | V | ||
| Low-Level Input Voltage (VIL) | 0.5 (VCC=2V), 1.35 (VCC=4.5V), 1.8 (VCC=6V) | V | ||
| Input Current (IIK) | ±20 mA | mA | ||
| Maximum ICC | 80 µA | µA | ||
| Propagation Delay Time (tpd) | 13 ns (VCC=6V) | 38 ns (VCC=6V) | ns | |
| Clock Frequency | 21 MHz (VCC=4.5V), 25 MHz (VCC=6V) | 31 MHz (VCC=4.5V), 36 MHz (VCC=6V) | MHz | |
| Operating Temperature Range | -40°C | 125°C | °C |
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 of 13 ns.
- ±4-mA output drive at 5 V.
- Low input current of 1 µA max.
- Complementary serial outputs.
- Direct overriding load (data) inputs.
- Gated clock inputs.
- Parallel-to-serial data conversion.
- ESD protection exceeds 1500 V per MIL-STD-883, Method 3015.
Applications
The SN74HC165QDRQ1 is suitable for a variety of applications, including:
- Automotive systems requiring robust and reliable data shifting.
- Industrial control systems where data needs to be processed and transmitted efficiently.
- Consumer electronics that require low power consumption and high reliability.
- Communication systems where parallel-to-serial data conversion is necessary.
Q & A
- What is the operating voltage range of the SN74HC165QDRQ1?
The operating voltage range is 2 V to 6 V.
- How many LSTTL loads can the outputs of the SN74HC165QDRQ1 drive?
The outputs can drive up to 10 LSTTL loads.
- What is the maximum ICC of the SN74HC165QDRQ1?
The maximum ICC is 80 µA.
- What is the typical propagation delay time of the SN74HC165QDRQ1?
The typical propagation delay time is 13 ns.
- Does the SN74HC165QDRQ1 have ESD protection?
- What is the purpose of the clock-inhibit function in the SN74HC165QDRQ1?
The clock-inhibit function allows for controlled clocking of the shift register.
- Can the SN74HC165QDRQ1 perform parallel-to-serial data conversion?
- What are the package options available for the SN74HC165QDRQ1?
The device is available in SOIC and TSSOP packages.
- What is the operating temperature range of the SN74HC165QDRQ1?
The operating temperature range is -40°C to 125°C.
- Is the SN74HC165QDRQ1 suitable for automotive applications?
