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O917A151TRGZRQ1 Datasheet(PDF) 6 Page - Texas Instruments

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Part # O917A151TRGZRQ1
Description  Power Management Unit (PMU) for Processor
Download  89 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

O917A151TRGZRQ1 Datasheet(HTML) 6 Page - Texas Instruments

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36
I2C1_SDA_SDI
I2C1_SCL_SCK
VIO_IN
SMPS1_FDBK
SMPS1_IN
SMPS1_SW
SMPS2_SW
SMPS2_IN
SMPS2_FDBK
GPIO6
INT
RESET_OUT
GPIO_4
GPIO_2
LDO5_IN
LDO3_OUT
LDO4_OUT
LDO4_IN
SMPS3_FDBK
SMPS3_IN
SMPS3_SW
GPIO_0
LDO5_OUT
LDO3_IN
12
11
10
9
8
7
6
5
4
3
2
1
Thermal Pad
(PGND)
6
TPS65917-Q1
SLVSCO4C – JULY 2015 – REVISED MARCH 2017
www.ti.com
Submit Documentation Feedback
Product Folder Links: TPS65917-Q1
Pin Configuration and Functions
Copyright © 2015–2017, Texas Instruments Incorporated
(1)
The PU/PD column shows the pullup and pulldown resistors on the digital input lines. Pullup and pulldown resistors: PU = Pullup, PD =
Pulldown, PPU = Software-programmable pullup, PPD = Software-programmable pulldown.
3
Pin Configuration and Functions
Figure 3-1 shows the 48-pin RGZ plastic quad-flatpack no-lead (VQFN) pin assignments and thermal pad.
Figure 3-1. 48-Pin RGZ (VQFN) Package, 0.5-mm Pitch,
With Thermal Pad (Top View)
3.1
Pin Attributes
Pin Attributes
PIN
I/O
DESCRIPTION
CONNECTION
IF NOT USED
PU/PD(1)
NAME
NO.
REFERENCE
REFGND
41
—
System reference ground
Ground
—
VBG
40
O
Bandgap reference voltage
—
—
STEP-DOWN CONVERTERS (SMPSs)
SMPS1_IN
32
I
Power input for SMPS1
System supply
—
SMPS1_FDBK
33
I
Output voltage-sense (feedback) input for SMPS1 or
differential voltage-sense (feedback) positive input for SMPS12
in dual-phase configuration
Ground
—
SMPS1_SW
31
O
Switch node of SMPS1; connect output inductor
Floating
—
SMPS2_IN
29
I
Power input for SMPS2
System supply
—
SMPS2_FDBK
28
I
Output voltage-sense (feedback) input for SMPS2 or
differential voltage-sense (feedback) negative input for
SMPS12 in dual-phase configuration
Ground
—
SMPS2_SW
30
O
Switch node of SMPS2; connect output inductor
Floating
—
SMPS3_IN
10
I
Power input for SMPS3
System supply
—
SMPS3_FDBK
9
I
Output voltage-sense (feedback) input for SMPS3
Floating
—
SMPS3_SW
11
O
Switch node of SMPS3; connect output inductor
Floating
—
SMPS4_IN
18
I
Power input for SMPS4
System supply
—


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