REMOTE 16-BIT I C AND SMBus I/O EXPANDER
WITH INTERRUPT OUTPUT AND CONFIGURATION REGISTERS
2
www.ti.com
SCPS131D – AUGUST 2005 – REVISED OCTOBER 2006
FEATURES
•
•
•
•
•
•
•
•
Low Standby-Current Consumption of
1
µA
Max
I
2
C to Parallel Port Expander
Open-Drain Active-Low Interrupt Output
5-V Tolerant I/O Ports
Compatible With Most Microcontrollers
400-kHz Fast I
2
C Bus
Address by Three Hardware Address Pins for
Use of up to Eight Devices
Polarity Inversion Register
DB, DBQ, DGV, DW, OR PW PACKAGE
(TOP VIEW)
•
•
•
Latched Outputs With High-Current Drive
Capability for Directly Driving LEDs
Latch-Up Performance Exceeds 100 mA Per
JESD 78, Class II
ESD Protection Exceeds JESD 22
– 2000-V Human-Body Model (A114-A)
– 200-V Machine Model (A115-A)
– 1000-V Charged-Device Model (C101)
RGE PACKAGE
(TOP VIEW)
INT
A1
A2
P00
P01
P02
P03
P04
P05
P06
P07
GND
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
V
CC
SDA
SCL
A0
P17
P16
P15
P14
P13
P12
P11
P10
24 23 22 21 20 19
SDA
SCL
18
A0
17
P17
16
P16
15
P15
14
P14
13
P13
P00
P01
P02
P03
P04
P05
1
2
3
4
5
6
7 8 9 10 11 12
DESCRIPTION/ORDERING INFORMATION
ORDERING INFORMATION
T
A
SSOP – DB
QSOP – DBQ
TVSOP – DGV
SOIC – DW
PACKAGE
(1)
Reel of 2000
Tube of 60
Reel of 2500
Reel of 2000
Tube of 25
–40°C to 85°C
Reel of 2000
Reel of 250
Tube of 60
TSSOP – PW
Reel of 2000
Reel of 250
QFN – RGE
(1)
Reel of 3000
ORDERABLE PART NUMBER
PCA9555DBR
PCA9555DB
PCA9555DBQR
PCA9555DBQRG4
PCA9555DGVR
PCA9555DW
PCA9555DWR
PCA9555DWT
PCA9555PW
PCA9555PWE4
PCA9555PWR
PCA9555PWRE4
PCA9555PWT
PCA9555RGER
PD9555
PD9555
PCA9555
TOP-SIDE MARKING
PD9555
PCA9555
PD9555
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at
www.ti.com/sc/package.
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
P06
P07
GND
P10
P11
P12
Copyright © 2005–2006, Texas Instruments Incorporated
A2
A1
INT
V
CC
TI [ TEXAS INSTRUMENTS ]
