Texas Instruments

Category: Drivers and Interfaces

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

$0.63 - * $0.92
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey 2156-PCA9557RGVR-ND 0 1 $1.00 $1.42 $1.34 $1.14 $0.81 $0.50 Buy
AVNET Europe PCA9557RGVRG4 2500 * $0.76 Buy
AVNET Express PCA9557RGVRG4 2500 $0.72 Buy
Mouser Electronics 595-PCA9557RGVRG4 0 1 $0.63 Buy

Parts in family

Technical Specifications

Lead Free Status Yes
ROHS Compliance Compliant
# of I/Os 8
Approx. Price (US$) 0.60 | 1ku
Estimated Package Size (WxL)(mm2) [pf]16VQFN[/pf]
I2C Address 0011 xxx
Max Frequency(kHz) 400
Operating Temperature Range(C) -40 to 85
Package Group SOIC,SSOP,TSSOP,TVSOP,VQFN
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