TPS70702

www.ti.com TPS70745, TPS70748 TPS70751, TPS70758 TPS70702 SLVS291D – MAY 2000 – REVISED DECEMBER 2007 Dual-Output, Low Dropout Voltage Regulators with Power-Up Sequencing for Split-Voltage DSP Systems FEATURES 1 23 Dual Output Voltages for Split-Supply Applications Selectable Power-Up Sequencing for DSP Applications (See Part Number TPS708xx for Independent Enable Outputs) Output Current Range of 250mA on Regulator 1 and 125mA on Regulator 2 Fast Transient Response Voltage Options: 3.3V/2.5V, 3.3V/1.8V, 3.3V/1.5V, 3.3V/1.2V, and Dual Adjustable Outputs Open Drain Power-On Reset with 120ms Delay Open Drain Power Good for Regulator 1 Ultralow 190µA (typ) Quiescent Current 1µA Input Current During Standby Low Noise: 65µVRMS Without Bypass Capacitor Quick Output Capacitor Discharge Feature Two Manual Reset Inputs 2% Accuracy Over Load and Temperature Undervoltage Lockout (UVLO) Feature 20-Pin PowerPAD™ TSSOP Package Thermal Shutdown Protection DESCRIPTION TPS707xx family devices are designed to provide a complete power management solution for the TMS320™ DSP family, processor power, ASIC, FPGA, and digital applications where dual output voltage regulators are required. Easy programmability of the sequencing function makes the TPS707xx family ideal for any TMS320 DSP applications with power sequencing requirements. Differentiated features, such as accuracy, fast transient response, SVS supervisory circuit, manual reset inputs, and an enable functi...