SN74LS192N footprint, schematic symbol and 3D model by Motorola

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SN74LS192N Details

The maximum clock frequency of the SN74LS192N is typically around 20-25 MHz, but it can vary depending on the specific application and operating conditions. It's recommended to check the device's timing specifications and perform thorough testing to ensure reliable operation at higher frequencies.
To ensure proper power sequencing, it's recommended to power up the VCC pin before the clock input (CLK) and to power down the VCC pin after the clock input. This helps prevent unwanted clock transitions during power-up and power-down.
The recommended operating voltage range for the SN74LS192N is 4.75V to 5.25V. Operating the device outside of this range may affect its performance, reliability, and lifespan.
Asynchronous inputs can cause metastability issues in the SN74LS192N. To handle asynchronous inputs, it's recommended to use synchronizers or registers to synchronize the inputs with the clock signal, or to use a metastable-resistant design approach.
The maximum output current that the SN74LS192N can sink or source is typically around 20mA. Exceeding this current limit may cause the device to overheat or malfunction.

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