XRA1203
2
16-BIT I2C/SMBUS GPIO EXPANDER WITH RESET
REV. 1.0.0
FIGURE 1. XRA1203 BLOCK DIAGRAM
I2C/
SM B u s
In te rfa c e
R E SET#
A1
SC L
SDA
GP IO
Co n tro l
R egisters
A0
IR Q #
P0
GP IOs
P1
P2
P3
P4
P5
P6
P7
VC C
(1.65V – 3.6 V )
GN D
P8
GP IOs
P9
P1 0
P1 1
P1 2
P1 3
P1 4
P1 5
ORDERING INFORMATION
PART NUMBER
PACKAGE
NUMBER OF
GPIOS
OPERATING TEMPERATURE
RANGE
DEVICE STATUS
XRA1203IL24-F
QFN-24
16
-40°C to +85°C
Active
XRA1203IL24TR-F
QFN-24
16
-40°C to +85°C
Active
XRA1203IG24-F
TSSOP-24
16
-40°C to +85°C
Active
XRA1203IG24TR-F
TSSOP-24
16
-40°C to +85°C
Active
NOTE: TR = Tape and Reel, F = Green / RoHS
FIGURE 2. PIN OUT ASSIGNMENTS
XRA1203
24-Pin
TSSOP
3
5
4
7
6
8
9
10
11
12
1
2
13
14
15
16
17
18
19
20
21
22
23
24
IRQ#
A1
RESET#
P0
P1
P2
P3
P4
P5
P6
P7
GND
VCC
SDA
SCL
A0
P15
P14
P13
P12
P11
P10
P9
P8
XRA1203
24-Pin QFN
78
9 10 11 12
GN
D
P8
P9
P10
P7
P6
17
18
13
16
14
15 P13
P14
P15
A0
P12
P11
24 23 22 21 20 19
2
1
6
3
5
4
P3
P2
P1
P0
P4
P5
IRQ#
VCC
SDA
SCL
A1
RES
ET
#