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TPS6590378ZWST Datasheet(PDF) 9 Page - Texas Instruments |
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TPS6590378ZWST Datasheet(HTML) 9 Page - Texas Instruments |
9 / 99 page 9 TPS659037 www.ti.com SLIS165E – DECEMBER 2014 – REVISED JULY 2017 Submit Documentation Feedback Product Folder Links: TPS659037 Pin Configuration and Functions Copyright © 2014–2017, Texas Instruments Incorporated Pin Functions (continued) PIN I/O PU OR PD(1) CONNECTION(2) DESCRIPTION NO. NAME G4 SMPS4_GND — — Ground Power ground connection for step-down converter, SMPS4 G5 G6 RESET_OUT O — Floating System reset and power on output (Low → Reset, High → Active or Sleep) G7 PBKG — — Ground Substrate ground G8 PWRON I PU Floating External power-on event (on-button switch-on event) G9 GPIO_7 I/O PPD Ground or VRTC Primary function: General-purpose input(3) or output I PPD(3) Secondary function: POWERHOLD input G10 SMPS2_GND — — Ground Power ground connection for step-down converter, SMPS2 G11 SMPS2_IN I — System supply Power input for step-down converter, SMPS2 G12 G13 H1 SMPS5_SW O — Floating Switch node of step-down converter, SMPS5. Connect the output to an inductor. H2 H3 H4 SMPS5_GND — — Ground Power ground connection for step-down converter, SMPS5 H5 H6 PBKG — — Ground Substrate ground H7 H8 I2C2_SDA_SDO I/O — Floating DVS I2C serial bidirectional data (external pullup) and SPI data read signal or I2C serial bidirectional data (external pullup) H9 GPIO_3 I PPD Ground General-purpose input(3) or output H10 SMPS3_GND — — Ground Power ground connection for step-down converter, SMPS3 H11 SMPS3_IN I — System supply Power input for step-down converter, SMPS3 H12 H13 J1 SMPS5_IN I — System supply Power input for step-down converter, SMPS5 J2 J3 J4 SMPS5_GND — — Ground Power ground connection for step-down converter, SMPS5 J5 ENABLE1 I PPU Floating Peripheral power request input 1 PPD(3) J6 PBKG — — Ground Substrate ground J7 POWERGOOD O — Floating Indication signal for valid regulator output voltages J8 SMPS9_FDBK I — Ground Output voltage-sense (feedback) input for step-down converter, SMPS9 J9 SMPS3_GND — — Ground Power ground connection for step-down converter, SMPS3 J10 J11 SMPS3_SW O — Floating Switch node of step-down converter, SMPS3. Connect the output to an inductor. J12 J13 K1 INT O — — Maskable interrupt output request to the host processor K2 SMPS4_5_FDBK I — Ground Output voltage-sense (feedback) input for step-down converters, SMPS4 and SMPS5 K3 SMPS4_5_FDBK_GND I — Ground Ground-sense (feedback) input for step-down converters, SMPS4 and SMPS5 K4 NC — — — Not connected K5 K6 SMPS6_FDBK I — Ground Output voltage sense (feedback) input for step-down converter, SMPS6 K7 BOOT1 I — Ground or VRTC Boot pin 1 for power-up sequence selection K8 PWRDOWN I PPD Floating Power-down signal K9 RESET_IN I PPD Floating Reset input |
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