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LP55231 Arkusz danych(PDF) 3 Page - Texas Instruments

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Numer części LP55231
Szczegółowy opis  LP55231 Programmable 9-Output LED Driver
PDF  53 Pages
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Producent  TI [Texas Instruments]
Strona internetowa  http://www.ti.com
Logo TI - Texas Instruments

LP55231 Arkusz danych(HTML) 3 Page - Texas Instruments

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LP55231
www.ti.com
SNOSCR5 – MARCH 2013
PIN DESCRIPTIONS
Pin
Name
Type(1)
Description
1
C2+
A
Flying capacitor 2 positive terminal
2
C1+
A
Flying capacitor 1 positive terminal
3
VDD
P
Input power supply
4
GND
G
Ground
5
EN
I
Enable
6
CLK
I
32 kHz clock input. Connect to ground if not used
7
INT
OD/O
Interrupt for microcontroller unit. Leave unconnected if not used
8
SDA
I/OD
Serial interface data
9
SCL
I
Serial interface clock
10
TRIG
I/OD
Trigger. Connect to ground if not used
Current source output 9.
11
D9
A
Note: powered from VDD
Current source output 8.
12
D8
A
Note: powered from VDD
Current source output 7.
13
D7
A
Note: powered from VDD
14
D6
A
Current source output 6
15
D5
A
Current source output 5
16
D4
A
Current source output 4
17
D3
A
Current source output 3
18
D2
A
Current source output 2
19
D1
A
Current source output 1
20
ASEL0
I
Serial interface address select input
21
ASEL1
I
Serial interface address select input
22
VOUT
A
Charge pump output
23
C2
−
A
Flying capacitor 2 negative terminal
24
C1
−
A
Flying capacitor 1 negative terminal
DAP
Connect the die attach pad to GND
(1)
A: Analog Pin
G: Ground Pin
P: Power Pin
I: Input Pin
I/O Input/Output Pin
O: Output Pin
OD: Open Drain Pin
Copyright © 2013, Texas Instruments Incorporated
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Product Folder Links: LP55231



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