sx1511b Semtech Corporation, sx1511b Datasheet - Page 2

• Manufacturer Part Number: sx1511b
• Description: World??s Lowest Voltage Level Shifting Gpio With Driver Keypad Engine
• Manufacturer: Semtech Corporation

ADVANCED COMMUNICATIONS & SENSING
G
O
K
T
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2
3
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6
Rev 3 – 9
YPICAL
EY
ENERAL
RDERING
1.1
1.2
1.3
1.4
2.1
2.2
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
5.1
5.2
5.1
6.1
6.2
P
P
E
T
B
4.4.1
4.4.2
4.5.1
4.5.2
4.6.1
4.6.2
4.6.3
4.6.4
4.9.1
4.9.2
4.9.3
4.9.4
4.9.5
4.9.6
4.9.7
C
A
RODUCT
YPICAL
IN DESCRIPTION
LECTRICAL
LOCK
ONFIGURATION
PPLICATION
th
A
SX1510B 4-channel SPI GPIO with LED Driver
SX1511B 8-channel SPI GPIO with LED Driver and Keypad Engine
SX1512B 16-channel SPI GPIO with LED Driver and Keypad Engine
I/Os Feature Summary
Absolute Maximum Ratings
Electrical Specifications
SX1510B 4-channel SPI GPIO with LED Driver
SX1511B 8-channel SPI GPIO with LED Driver and Keypad Engine
SX1512B 16-channel SPI GPIO with LED Driver and Keypad Engine
Reset
SPI Interface
I/O Banks
Interrupt (NINT)
Clock Management
LED Driver
SX1510B 4-channel GPIO with LED Driver
SX1511B 8-channel GPIO with LED Driver and Keypad Engine
SX1512B 16-channel GPIO with LED Driver and Keypad Engine
Typical Application Circuit
Typical LED Connection
Sept. 2010
D
PPLICATIONS
I
ESCRIPTION
NFORMATION
D
Hardware (NRESET)
Software (RegReset)
WRITE
READ
Input Debouncer
Keypad Scanning Engine
Level Shifter
Polarity Inverter
Overview
Static Mode
Single Shot Mode
Blink Mode
LED Driver Modes
Synchronization of LED Drivers across several ICs
Tutorial
O
ETAILED
F
PERATING
EATURES
C
I
NFORMATION
HARACTERISTICS
R
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D
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EGISTERS
................................................................................................................... 1
ESCRIPTION
.................................................................................................................. 1
C
HARACTERISTICS
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Table of Contents
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World’s Lowest Voltage Level Shifting GPIO
SX1510B/SX1511B/SX1512B
with LED Driver and Keypad Engine
www.semtech.com
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