REMOTE 16-BIT I C AND SMBus I/O EXPANDER
WITH INTERRUPT OUTPUT
2
www.ti.com
SCPS121C – JANUARY 2005 – REVISED OCTOBER 2006
FEATURES
•
•
•
•
•
•
•
Low Standby-Current Consumption of
10
µA
Max
I
2
C to Parallel-Port Expander
Open-Drain Interrupt Output
Compatible With Most Microcontrollers
400-kHz Fast I
2
C Bus
Address by Three Hardware Address Pins for
Use of up to Eight Devices
Latched Outputs With High-Current Drive
Capability for Directly Driving LEDs
DB, DBQ, DGV, DW, OR PW PACKAGE
(TOP VIEW)
•
•
•
Current Source to V
CC
for Actively Driving a
High at the Output
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)
RHL PACKAGE
(TOP VIEW)
RGE PACKAGE
(TOP VIEW)
INT
V
CC
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
1
24
23
SDA
22
SCL
21
A0
20
P17
19
P16
18
P15
17
P14
16
P13
15
P12
14
P11
24 23 22 21 20 19
P00
P01
P03
P03
P04
P05
1
2
3
4
5
6
7 8 9 10 11 12
18 A0
17 P17
16 P16
15 P15
14 P14
13 P13
A1
A2
P00
P01
P02
P03
P04
P05
P06
P07
2
3
4
5
6
7
8
9
10
11
12
13
P06
P07
GND
P10
P11
PF575
PF575
PF575
PF575
PF575
GND
DESCRIPTION/ORDERING INFORMATION
This 16-bit I/O expander for the two-line bidirectional bus (I
2
C) is designed for 2.5-V to 5.5-V V
CC
operation.
ORDERING INFORMATION
T
A
SSOP – DB
QSOP – DBQ
TVSOP – DGV
–40°C to 85°C
SOIC – DW
PACKAGE
(1)
Reel of 2000
Reel of 250
Reel of 2500
Reel of 2000
Tube of 25
Reel of 2000
Tube of 60
TSSOP – PW
QFN – RGE
QFN – RHL
(1)
Reel of 1200
Reel of 250
Reel of 3000
Reel of 1000
ORDERABLE PART NUMBER
PCF8575DBR
PCF8575DBT
PCF8575DBQR
PCF8575DGVR
PCF8575DW
PCF8575DWR
PCF8575PW
PCF8575PWR
PCF8575PWT
PCF8575RGER
PCF8575RHLR
TOP-SIDE MARKING
P10
PCF8575
PCF8575
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.
Copyright © 2005–2006, Texas Instruments Incorporated
P12
SDA
SCL
A2
A1
INT
V
CC
TI [ TEXAS INSTRUMENTS ]
