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O917A14DTRGZTQ1 Datasheet(PDF) 7 Page - Texas Instruments

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Part # O917A14DTRGZTQ1
Description  Power Management Unit (PMU) for Processor
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

O917A14DTRGZTQ1 Datasheet(HTML) 7 Page - Texas Instruments

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7
TPS65917-Q1
www.ti.com
SLVSCO4C – JULY 2015 – REVISED MARCH 2017
Submit Documentation Feedback
Product Folder Links: TPS65917-Q1
Pin Configuration and Functions
Copyright © 2015–2017, Texas Instruments Incorporated
Pin Attributes (continued)
PIN
I/O
DESCRIPTION
CONNECTION
IF NOT USED
PU/PD(1)
NAME
NO.
(2)
Default option.
SMPS4_FDBK
17
I
Output voltage-sense (feedback) input for SMPS4
Ground
SMPS4_SW
19
O
Switch node of SMPS4; connect output inductor
Floating
SMPS5_IN
46
I
Power input for SMPS5
System supply
SMPS5_FDBK
45
I
Output voltage-sense (feedback) input for SMPS5
Ground
SMPS5_SW
47
O
Switch node of SMPS5; connect output inductor
Floating
LOW-DROPOUT REGULATORS
LDO12_IN
22
I
Power input voltage for LDO1 and LDO2 regulators
System supply
LDO1_OUT
23
O
LDO1 output voltage
Floating
LDO2_OUT
21
O
LDO2 output voltage
Floating
LDO3_IN
5
I
Power input voltage for LDO3 regulator
System supply
LDO3_OUT
6
O
LDO3 output voltage
Floating
LDO4_IN
8
I
Power input voltage for LDO4 regulator
System supply
LDO4_OUT
7
O
LDO4 output voltage
Floating
LDO5_IN
3
I
Power input voltage for LDO5 regulator
System supply
LDO5_OUT
4
O
LDO5 output voltage
Floating
LOW-DROPOUT REGULATORS (INTERNAL)
LDOVRTC_OUT
44
O
LDOVRTC output voltage. To support rapid power off and on,
connect a pulldown resistor on the LDOVRTC_OUT pin. See
Section 5.15 for more details.
LDOVANA_OUT
43
O
LDOVANA output voltage
GPADC
ADCIN1
38
I
GPADC input 1
Ground
ADCIN2
39
I
GPADC input 2
Ground
CLOCKING
SYNCCLKOUT
48
O
Primary function: 2.2-MHz fallback switching frequency for
SMPS
Floating
Secondary function: 32-kHz digital-gated output clock when
VIO_IN input supply is present
SYSTEM CONTROL
BOOT
16
I
Boot ball for power-up sequence selection
Ground or
VRTC
GPIO_0
12
I/O
Primary function: General-purpose input(2) and output
Ground or
VRTC
PPD
I
Secondary function: ENABLE2 which is the peripheral power
request input 2
Floating
PPD(2)
Secondary function: PWRDOWN input
Ground or VIO
PPD
O
Secondary function: REGEN1 which is the external regulator
enable output 1
Floating
GPIO_1
13
I/O
Primary function: General-purpose input(2) and output
Floating
PPD
I
Secondary function: RESET_IN which is the reset input
Floating
PPD
Secondary function: VBUS_SENSE input
Ground or VIO
Secondary function: NRESWARM which is the warm reset
input
VRTC
PPD
GPIO_2
2
I/O
Primary function: General-purpose input(2) and output
Floating
PPU
PPD
I
Secondary function: ENABLE1 which is the peripheral power
request input 1
Floating
PPU
PPD(2)
I/O
Secondary function: I2C2_SDA_SDO which is the DVS I2C
serial bidirectional data (external pullup) and the SPI output
data signal
Floating


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