NXP NPIC6C596ABQ: 16-Bit Serial-In/Serial-Out or Parallel-Out Shift Register with Open-Drain Outputs

The NXP NPIC6C596ABQ is a high-voltage, 16-bit shift register designed to manage high-current loads in industrial, automotive, and general-purpose applications. It integrates a serial-in, serial-out or parallel-out shift register with open-drain outputs capable of handling significant power, making it an efficient solution for driving LEDs, relays, solenoids, and other peripherals.

A key feature of this device is its open-drain outputs, which allow each output to be controlled independently while supporting voltages up to 30V and continuous currents up to 100 mA per channel. This makes it highly suitable for interfacing low-voltage microcontrollers with higher-voltage components without requiring additional level-shifting circuitry. The shift register supports both serial and parallel output modes, offering design flexibility for daisy-chaining multiple devices or controlling outputs simultaneously.

The NPIC6C596ABQ operates with a wide supply voltage range from 3.0V to 5.5V, ensuring compatibility with various logic families. Its serial interface simplifies communication with microcontrollers, using a standard SPI-like protocol (data, clock, and latch signals) to minimize pin usage on the host controller. The device also includes output enable and clear functions, allowing immediate control over all outputs for dynamic lighting or emergency shutdown scenarios.

With a high switching frequency and robust ESD protection, this IC ensures reliable performance in demanding environments. Its ability to sink substantial current while maintaining thermal stability makes it ideal for power-intensive applications such as automotive displays, industrial automation, and large-scale LED matrices.

ICGOOODFIND

The NPIC6C596ABQ stands out for its high-voltage open-drain outputs, serial/parallel flexibility, and robust current handling, making it a top choice for power-efficient peripheral driving.

Keywords: Shift Register, Open-Drain Outputs, High-Current Drive, Serial Interface, Voltage Translation