AS1927D-A3S

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The AS1927D-A3S is a type of power management IC (PMIC) that can be used to power and supervise multiple electronic systems. PMICs are used to condition and monitor voltage, current, and thermal conditions in order to ensure safe operation of the system being powered. The AS1927D-A3S is specifically designed for use in field-programmable gate arrays (FPGAs) and application-specific integrated circuits (ASICs).

The AS1927D-A3S is a 3-input synchronous reset supervisor IC, which means it will reset the system\'s components when any of the three inputs is activated. The three inputs are Power Supply Supervisor (P), External Power Supply Supervisor (E), and an external reset/power failure (R/PF) supervisor. This IC has an adjustable delay for pulse reset width and reset timeout periods. These adjustable settings ensure that the IC will only reset the system when an appropriate voltage is detected and within the specified delay time.

The AS1927D-A3S has a wide input voltage range from 2.5V to 5.5V. It also has an internal voltage reference, which allows for accurate voltage monitoring. An adjustable, low-voltage reset circuit ensures that the system will reset when the input voltage goes below a specified threshold. Additionally, the IC has integrated protection against over-current, over-voltage, under-voltage and brownouts.

This IC also has a thermal shutdown feature that will trigger a reset when its temperature exceeds a certain threshold. This feature helps protect the system from operating at dangerously high temperatures, which can cause irreparable damage. Aside from temperature, the AS1927D-A3S can also detect open circuits in its inputs. If an open circuit is detected, the IC will trigger an alert and can also reset the system.

The AS1927D-A3S is a versatile and reliable supervisor IC, making it ideal for use in a variety of applications. These applications include FPGAs, ASICs, automotive electronics, industrial controls, and communication systems. This IC is a cost-effective solution for power supply supervision, offering excellent performance and protection for monitored systems.

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