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TPS65381QDAPRQ1 Datasheet(PDF) 11 Page - Texas Instruments

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Part # TPS65381QDAPRQ1
Description  Multi-Rail Power Supply for Microcontrollers in Safety-Critical Applications
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TPS65381QDAPRQ1 Datasheet(HTML) 11 Page - Texas Instruments

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TPS65381-Q1
VTRACK1
VSOUT1
VDD6
VDD3/5
VDDIO
VDD1_G
SDN6
VBATP
IGN
VDD1_SENSE
GND
VDD5
ENDRV
SEL_VDD3/5
PGND
GND
DAP Package
(Top View)
CP2
SDO
NCS
SDI
CP1
VCP
ERROR/WDI
PGND
VBAT_SAFING
SCLK
CANWU
DIAG_OUT
NRES
VSIN
VSFB1
RSTEXT
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
1
2
4
13
14
3
15
16
5
6
7
8
9
10
11
12
32
TPS65381-Q1
www.ti.com
SLVSBC4 – MAY 2012
PIN ASSIGNMENT
Figure 3. HTSSOP-32 Package (DAP)
PIN FUNCTIONS
PIN
I/O/
DESCRIPTION
PWR/GND
NAME
NO.
CANWU
14
I
Wake-up input signal from CAN tranceiver
CP1
3
PWR
Charge-pump external capacitor, high-voltage side
CP2
4
PWR
Charge-pump extenal capacitor, low-voltage side
DIAG_OUT
7
O
Analog MUX output for MCU ADC
ENDRV
32
O
Enable output signal for peripherals (for example, motor-driver IC).
ERROR/WDI
13
I
Error input signal from MCU / window watchdog input trigger
GND
19, 23
GND
Ground (analog)
IGN
30
I
Wake-up signal from ignition key
NCS
8
I
SPI chip select (active-low)
NRES
6
O
Cold-reset (NPOR_RST) output signal for µC
PGND
5, 25
I
Ground (power)
RSTEXT
12
I
Configuration pin for reset extension
SCLK
11
I
SPI clock
SDI
9
I
SPI serial data IN
SEL_VDD3/5
31
I
Select input for VDD3/5 regulator
SDN6
28
PWR
Switching node for VDD6 switch-mode regulator
SDO
10
O
SPI serial data OUT
VBATP
29
PWR
Battery voltage (reverse protected)
VBAT_SAFING
1
PWR
Battery voltage (reverse protected) for safety functions
Copyright © 2012, Texas Instruments Incorporated
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