XRA1201 Datasheet, PDF (2/17 Pages) Exar Corporation – 16-BIT I2C/SMBUS GPIO EXPANDER

XRA1201/1201P
16-BIT I2C/SMBUS GPIO EXPANDER
FIGURE 1. XRA1201 BLOCK DIAGRAM
REV. 1.0.0
VCC
SCL
SDA
A2
A1
A0
IRQ #
GND
(1.65V – 3.6V)
I²C /
SMBus
Interface
G PIO
C ontrol
R egisters
G PIO s
G PIO s
P0
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
ORDERING INFORMATION
PART NUMBER
XRA1201IL24-F
XRA1201IL24TR-F
XRA1201PIL24-F
XRA1201PIL24TR-F
XRA1201IG24-F
XRA1201IG24TR-F
XRA1201PIG24-F
XRA1201PIG24TR-F
PACKAGE
QFN-24
QFN-24
QFN-24
QFN-24
TSSOP-24
TSSOP-24
TSSOP-24
TSSOP-24
NUMBER OF
GPIOS
16
16
16
16
16
16
16
16
NOTE: TR = Tape and Reel, F = Green / RoHS
FIGURE 2. PIN OUT ASSIGNMENTS
OPERATING TEMPERATURE
RANGE
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
DEVICE STATUS
Active
Active
Active
Active
Active
Active
Active
Active
24 23 22 21 20 19
P0 1
18 A0
P1 2
P2 3
P3 4
XRA1201/
XRA1201P
24-Pin QFN
17 P15
16 P14
15 P13
P4 5
14 P12
P5 6
13 P11
7 8 9 10 11 12
IRQ# 1
A1 2
A2 3
P0 4
P1 5
P2 6
P3 7
P4 8
P5 9
P6 10
P7 11
GND 12
XRA1201/
XRA1201P
24-Pin
TSSOP
24 VCC
23 SDA
22 SCL
21 A0
20 P15
19 P14
18 P13
17 P12
16 P11
15 P10
14 P9
13 P8
2