●The TPS3307 family is a series of micropower supply voltage supervisors designed for circuit initialization primarily in DSP and processor-based systems, which require more than one supply voltage.
●The product spectrum of the TPS3307-xx is designed for monitoring three independent supply voltages: 3.3V/1.8V/adj, 3.3V/2.5V/adj or 3.3V/5V/adj. The adjustable SENSE input allows the monitoring of any supply voltage >1.25V.
●The various supply voltage supervisors are designed to monitor the nominal supply voltage.
●During power-on, RESET is asserted when the supply voltage VDD becomes higher than 1.1V. Thereafter, the supply voltage supervisor monitors the SENSE
●n
● inputs and keeps RESET active as long as SENSE
●n
● remain below the threshold voltage VIT+.
●An internal timer delays the return of the RESET output to the inactive state (high) to ensure proper system reset. The delay time, td (typ) = 200ms, starts after all SENSE
●n
● inputs have risen above the threshold voltage VIT+. When the voltage at any SENSE input drops below the threshold voltage VIT-, the RESET output becomes active (low) again.
●The TPS3307-xx family of devices incorporates a manual reset input, MR. A low level at MR causes RESET to become active. In addition to the active-low RESET output, the TPS3307-xx family includes an active-high RESET output.
●The devices are available in either 8-pin MSOP or standard 8-pin SO packages.
●The TPS3307-xx devices are characterized for operation over a temperature range of -40°C to +85°C.
● Triple Supervisory Circuits for DSP andProcessor-Based Systems
● Power-On Reset Generator With Fixed Delay Time of 200ms, No External Capacitor Needed
● Temperature-Compensated Voltage Reference
● Maximum Supply Current of 40µA
● Supply Voltage Range: 2V to 6V
● Defined RESET Output From VDD ≥ 1.1V
● MSOP-8 and SO-8 Packages
● Temperature Rang: -40°C to +85°C
●APowerPAD is a trademark of Texas Instruments.
●All other trademarks are the property of their respective owners.