SX1505I087TRT Semtech, SX1505I087TRT Datasheet - Page 12

• Manufacturer Part Number: SX1505I087TRT
• Description: IC GPIO EXP I2C 8CH 20UTQFN
• Manufacturer: Semtech

Specifications of SX1505I087TRT

• Interface: I²C
• Number Of I /o: 8
• Interrupt Output: Yes
• Frequency - Clock: 400kHz
• Voltage - Supply: 2.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-UTQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: SX1505I087TR

ADVANCED COMMUNICATIONS & SENSING
4
4.1
4.2
Rev 2 – 30
B
NRESET
NRESET
SX1504 4-channel GPIO
SX1505 8-channel GPIO
LOCK
VDDM
VDDM
ADDR
ADDR
SDA
SCL
SDA
SCL
th
August 2010
D
ETAILED
D
Reset
Reset
Input
Filter
Input
Filter
ESCRIPTION
Figure 4 – SX1504 Block Diagram
Figure 5 – SX1505 Block Diagram
SX1505
SX1504
I
Control
I
Control
2
2
C Bus
GND
C Bus
GND
12
8-Bit
R/W
4-Bit
R/W
I/O Bank A
A
I/O Bank B
A
SX1504/SX1505/SX1506
I/O Bank A
A
Interrupt
Interrupt
4/8/16 Channel GPIO
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VCC1
I/O[0]
I/O[1]
I/O[2]
I/O[3]
VCC2
I/O[4]
I/O[5]
I/O[6]
I/O[7]
NINT
VCC1
I/O[0]
I/O[1]
I/O[2]
I/O[3]
NINT