Overview
The 74HCT595BQ-Q100,11 is an 8-bit serial-in/serial or parallel-out shift register produced by Nexperia USA Inc. This device features a storage register and 3-state outputs, making it versatile for various digital circuit applications. It is part of the 74HCT series, which is compatible with TTL logic levels. The device is qualified to the Automotive Electronics Council (AEC) standard Q100 (Grade 1), ensuring its reliability in automotive and other demanding environments.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC Supply Voltage | 4.5 | 5.0 | 5.5 | V | |
| VI Input Voltage | 0 | VCC | V | ||
| VO Output Voltage | 0 | VCC | V | ||
| Tamb Ambient Temperature | -40 | 125 | °C | ||
| VIH HIGH-level Input Voltage | VCC = 4.5 V | 3.15 | 2.4 | 3.15 | V |
| VOL LOW-level Output Voltage | IO = 20 μA; VCC = 4.5 V | 0 | 0.1 | V | |
| Shift Out Frequency | 100 MHz | ||||
| Package / Case | 16-DHVQFN (2.5x3.5) | ||||
| Number of Bits per Element | 8 |
Key Features
- 8-bit Serial-In, Serial or Parallel-Out Shift Register: Allows for flexible data transfer and storage.
- Storage Register with 3-State Outputs: Outputs can be set to high-impedance OFF-state using the output enable input (OE).
- Separate Clocks for Shift and Storage Registers: Enables precise control over data shifting and storage.
- Asynchronous Reset (MR) Input: Allows for immediate reset of the shift register.
- Serial Input (DS) and Serial Output (Q7S): Facilitates cascading of multiple devices.
- ESD Protection: Complies with ANSI/ESDA/JEDEC JS-001 class 2 (HBM) and JS-002 class C3 (CDM), exceeding 2000 V and 1000 V respectively.
- AEC-Q100 Qualified: Suitable for automotive and other high-reliability applications.
- TTL Compatible Inputs: Compatible with TTL logic levels.
- Operating Temperature Range: From -40°C to +125°C.
Applications
- Automotive Electronics: Qualified to AEC-Q100 (Grade 1), making it suitable for use in automotive systems.
- Remote Control Systems: Can be used as a holding register for remote control applications.
- Serial-to-Parallel Data Conversion: Useful in applications requiring conversion of serial data to parallel format.
- Digital Circuitry: General use in digital circuits requiring shift register functionality.
Q & A
- What is the primary function of the 74HCT595BQ-Q100,11?
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 compatible logic levels for this device?
The device is compatible with TTL logic levels.
- What is the operating temperature range of the 74HCT595BQ-Q100,11?
The operating temperature range is from -40°C to +125°C.
- What is the typical shift out frequency of this device?
The typical shift out frequency is 100 MHz.
- Does the device have ESD protection?
Yes, it complies with ANSI/ESDA/JEDEC JS-001 class 2 (HBM) and JS-002 class C3 (CDM), exceeding 2000 V and 1000 V respectively.
- What is the package type of the 74HCT595BQ-Q100,11?
The package type is 16-DHVQFN (2.5x3.5) with Side-Wettable Flanks.
- Can the outputs be set to a high-impedance state?
Yes, the outputs can be set to a high-impedance OFF-state using the output enable input (OE).
- How does the asynchronous reset (MR) input work?
A LOW on the MR input will reset the shift register.
- What is the purpose of the serial input (DS) and serial output (Q7S)?
The serial input (DS) and serial output (Q7S) facilitate cascading of multiple devices.
- Is the device suitable for automotive applications?
Yes, it is qualified to the Automotive Electronics Council (AEC) standard Q100 (Grade 1).
