SX1509BIULTRT Semtech, SX1509BIULTRT Datasheet - Page 4

• Manufacturer Part Number: SX1509BIULTRT
• Description: 16-chan GPIO W/ LED Driver & Keypad Engine (I2C)
• Manufacturer: Semtech

ADVANCED COMMUNICATIONS & SENSING
1
1.1
Rev 1 – 30
P
IN DESCRIPTION
SX1507 4-channel I
D/I/O/P: Digital/Input/Output/Power
(*1)
This pin is programmable through the I
th
Pin
Oct. 2009
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Symbol
NRESET
ADDR0
ADDR1
OSCIO
VDDM
VCC1
NINT
I/O[0]
I/O[1]
I/O[2]
I/O[3]
GND
SDA
SCL
2
C GPIO with LED Driver
Type
DIO
DIO
DIO
DIO
DIO
DIO
DIO
DO
DI
DI
DI
P
P
P
(*1)
(*1)
(*1)
(*1)
Table 1 – SX1507 Pin Description
Description
Active low reset
I
I
Address input bit 0, connect to VDDM or GND
Address input bit 1, connect to VDDM or GND
Active low interrupt output
Oscillator input/output, can also be used as GPO
Main supply voltage
I/O supply voltage
Ground Pin
I/O[0], at power-on configured as an input
LED driver : Intensity control (PWM), Blinking
I/O[1], at power-on configured as an input
LED driver : Intensity control (PWM), Blinking, Breathing (Fade In/Out)
I/O[2], at power-on configured as an input
LED driver : Intensity control (PWM), Blinking, Breathing (Fade In/Out)
I/O[3], at power-on configured as an input
LED driver : Intensity control (PWM), Blinking, Breathing (Fade In/Out)
2
2
2
C interface
C serial data line
C serial clock line
4
World’s Lowest Voltage Level Shifting GPIO
with LED Driver and Keypad Engine
SX1507/SX1508/SX1509
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