Datasheet
www.ti.com
FEATURES
DB, DBQ, DGV, DW, OR PW PACKAGE
(TOP VIEW)
INT
A1
A2
P00
P01
P02
P03
P04
P05
P06
P07
GND
V
CC
SDA
SCL
A0
P17
P16
P15
P14
P13
P12
P11
P10
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
24 23 22 21 20
7 8 9 10 11
1
2
3
4
5
6
18
17
16
15
14
13
RGE PACKAGE
(TOP VIEW)
A2
A1
INT
P10
P11 SDA
P06
P07
GND
V
CC
19
SCL
12
P12
P00
P01
P03
P03
P04
P05
A0
P17
P16
P15
P14
P13
DESCRIPTION/ORDERING INFORMATION
PCF8575
REMOTE 16-BIT I
2
C AND SMBus I/O EXPANDER
WITH INTERRUPT OUTPUT
SCPS121D – JANUARY 2005 – REVISED APRIL 2007
• Low Standby-Current Consumption of Capability for Directly Driving LEDs
10 µ A Max
• Current Source to V
CC
for Actively Driving a
• I
2
C to Parallel-Port Expander High at the Output
• Open-Drain Interrupt Output • Latch-Up Performance Exceeds 100 mA Per
JESD 78, Class II
• Compatible With Most Microcontrollers
• ESD Protection Exceeds JESD 22
• 400-kHz Fast I
2
C Bus
– 2000-V Human-Body Model (A114-A)
• Address by Three Hardware Address Pins for
Use of up to Eight Devices – 200-V Machine Model (A115-A)
• Latched Outputs With High-Current Drive – 1000-V Charged-Device Model (C101)
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
PACKAGE
(1)
ORDERABLE PART NUMBER TOP-SIDE MARKING
SSOP – DB Reel of 2000 PCF8575DBR PF575
QSOP – DBQ Reel of 2500 PCF8575DBQR PCF8575
TVSOP – DGV Reel of 2000 PCF8575DGVR PF575
Tube of 25 PCF8575DW
–40 ° C to 85 ° C SOIC – DW PCF8575
Reel of 2000 PCF8575DWR
Tube of 60 PCF8575PW
TSSOP – PW PF575
Reel of 1200 PCF8575PWR
QFN – RGE Reel of 3000 PCF8575RGER PF575
(1) 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.
Copyright © 2005–2007, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.