SX1502I087TRT Semtech, SX1502I087TRT Datasheet - Page 6

• Manufacturer Part Number: SX1502I087TRT
• Description: IC GPIO EXPANDER I2C 8CH 20QFN
• Manufacturer: Semtech

Specifications of SX1502I087TRT

• Interface: I²C
• Number Of I /o: 8
• Interrupt Output: Yes
• Frequency - Clock: 400kHz
• Voltage - Supply: 1.2 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: SX1502I087TR

ADVANCED COMMUNICATIONS & SENSING
1.3
Rev 9 – 5
(*1) This pin is programmable through the I
A: Analog
D: Digital
I: Input
O: Output
P: Power
SX1503 16-channel GPIO
th
August 2010
Pin
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
1
2
3
4
5
6
7
8
9
Symbol
NRESET
I/O[10]
I/O[11]
I/O[12]
I/O[13]
I/O[14]
I/O[15]
VDDM
VCC1
VCC2
I/O[2]
I/O[3]
I/O[4]
I/O[5]
I/O[6]
I/O[7]
NINT
I/O[8]
I/O[9]
I/O[0]
I/O[1]
GND
GND
GND
GND
SDA
SCL
NC
VCC1
2
I/O[2]
I/O[3]
I/O[4]
I/O[5]
C interface
GND
GND
Figure 3 – SX1503 QFN-UT-28 Pinout
Type
DIO
DIO
Table 3 – SX1503 Pin Description
DIO
DIO
DIO
DIO
DIO
DIO
DO
DIO
DIO
DIO
DIO
DIO
DIO
DIO
DIO
DIO
DIO
DI
P
P
P
P
P
P
P
-
1
2
3
4
5
6
7
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
Description
Ground Pin
I/O[2], at power-on configured as an input
I/O[3], at power-on configured as an input
I/O supply voltage for Bank A I/O[0-7]
I/O[4], at power-on configured as an input
I/O[5], at power-on configured as an input
Ground Pin
I/O[6], at power-on configured as an input
High sink I/O.
I/O[7], at power-on configured as an input
High sink I/O.
Active low interrupt output
Leave open, not connected
Main supply voltage
I/O[8], at power-on configured as an input
I/O[9], at power-on configured as an input
Ground Pin
I/O[10], at power-on configured as an input
I/O[11], at power-on configured as an input
I/O supply voltage for Bank B I/O[8-15]
I/O[12], at power-on configured as an input
I/O[13], at power-on configured as an input
Ground Pin
I/O[14], at power-on configured as an input
High sink I/O.
I/O[15], at power-on configured as an input
High sink I/O.
Active low reset
I
I
I/O[0], at power-on configured as an input
I/O[1], at power-on configured as an input
2
2
C serial data line
C serial clock line
TOP VIEW
6
(PAD)
GND
4/8/16 Channel Low Voltage GPIO
21
20
19
18
17
16
15
SX1501/SX1502/SX1503
GND
I/O[13]
I/O[12]
VCC2
I/O[11]
I/O[10]
GND
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