Texas Instruments PCA9557PWRG4

8-bit 2.3- to 5.5-V I2C/SMBus I/O expander with reset & config registers 16-TSSOP -40 to 85
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Price and Stock

Datasheets & Documents

Download datasheets and manufacturer documentation for Texas Instruments PCA9557PWRG4.

Texas Instruments

Technical Drawing4 pages9 years ago
Official datasheet0 pages0 years ago
Datasheet39 pages11 years ago
Datasheet40 pages11 years ago
Datasheet38 pages14 years ago
Technical Drawing2 pages15 years ago
Datasheet37 pages18 years ago

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Alternate Parts

Price @ 1000
$ 0.921
$ 0.921
Stock
78,786
1,015,418
1,015,418
Authorized Distributors
1
6
6
Case/Package
TSSOP
TSSOP
TSSOP
Number of Pins
16
16
16
Interface
-
I2C, SMBus, Serial
I2C, SMBus, Serial
Frequency
400 kHz
400 kHz
400 kHz
Number of I/Os
8
8
8
Min Supply Voltage
-
2.3 V
2.3 V
Max Supply Voltage
-
5.5 V
5.5 V
Min Operating Temperature
-40 °C
-40 °C
-40 °C
Max Operating Temperature
85 °C
85 °C
85 °C
Ambient Temperature Range High
-
-
-

Supply Chain

Lifecycle StatusProduction (Last Updated: 1 week ago)
Manufacturer Lifecycle StatusACTIVE (Last Updated: 1 week ago)

Engineering Resources

View Evaluation kits and Reference designs for Texas Instruments PCA9557PWRG4.

Descriptions

Descriptions of Texas Instruments PCA9557PWRG4 provided by its distributors.

8-bit 2.3- to 5.5-V I2C/SMBus I/O expander with reset & config registers 16-TSSOP -40 to 85
I2C and SMBus Low Power I/O Expander 16-Pin TSSOP T/R
Tape & Reel (TR) e4 RoHS Compliant PARALLEL IO PORT GENERAL PURPOSE io expander 6V 5mm 400kHz 0.025mA
Parallel I/O Port, 8-Bit, 8 I/O, CMOS, PDSO16
IC I/O EXPANDER I2C 8B 16TSSOP

Manufacturer Aliases

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  • TI
  • TEXAS
  • TEXAS INST
  • TEXAS INSTR
  • TEXAS INSTRUMENT
  • TEXAS INSTRUMENTS INC
  • TEXAS INS
  • TEXAS INSTRU
  • TEXAS INSTRUMEN
  • TI/NS
  • TEX
  • Texas Instruments (TI)
  • TEXASIN
  • TEXAS INSTRUMENTS INCORPORATED
  • TEXINS
  • TEXAS INTRUMENTS
  • TEAXS
  • TEXASI
  • TEXAS INSTRUM
  • TI Texas Instruments
  • TEXAS USD
  • TEXAS INSRUMENTS
  • TEXAS INSRUMENT
  • TEXAS INSTUMENTS
  • TI-ROHS
  • Texas Instr.
  • Texas Instruments Inc.