Texas Instruments

Category: Drivers and Interfaces

I2C and SMBus Low Power I/O Expander 16-Pin TSSOP T/R

$0.34 - * $0.92
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey 296-20978-6-ND 1589 $1.51 $1.35 $1.28 $1.09 $0.74 $0.64 Buy
AVNET Europe PCA9557PWRG4 2000 * $0.76 Buy
AVNET Express PCA9557PWRG4 2000 $0.72 Buy
Mouser Electronics 595-PCA9557PWRG4 0 1 $0.63 Buy
Win Source PCA9557PWRG4 19000 90 $0.34 $0.34 $0.34 $0.71 $0.51 $0.51 Buy

Parts in family

Technical Specifications

Lead Free Status No
ROHS Compliance Compliant
# of I/Os 8
Approx. Price (US$) 0.56 | 1ku
I2C Address 0011 xxx
Max Frequency(kHz) 400
Operating Temperature Range(C) -40 to 85
Package Group SOIC,SSOP,TSSOP,TVSOP,VQFN
Package Size mm2
Rating Catalog
VCC(Max)(V) 6
VCC(Min)(V) 2.5
Voltage Nodes(V) 2.7,3.3,3.6,5
fSCLK(Max)(MHz) 0.4