Texas Instruments

Category: Switches and Multiplexers

PCA9544A 4-Channel I2C And SMBus Multiplexer With Interrupt Logic

$0.86 - $2.63
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey 296-20958-6-ND 10307 1 $2.41 $2.16 $2.04 $1.74 $1.23 $0.68 Buy
Arrow Asia PCA9544ADWR 4000 2000 $1.18 Buy
Arrow North American Components PCA9544ADWR 0 2000 $0.67 Buy
AVNET Europe PCA9544ADWR 2000 * $0.87 Buy
AVNET Express PCA9544ADWR 23820 1 $0.83 $0.80 Buy
Mouser Electronics 595-PCA9544ADWR 1656 1 $2.63 $2.36 $2.36 $1.90 $1.34 $1.14 Buy
Perceptive PCA9544ADWR 7130 1+ Buy
Texas Instruments PCA9544ADWR 12975 1 $1.73 $1.73 $1.73 $1.43 $0.77 $0.77 Buy
Verical Marketplace PCA9544ADWR 4000 2000 $0.67 Buy
Win Source PCA9544ADWR 2800 35 $1.22 $1.22 $1.22 $1.22 $1.22 $1.22 Buy

Parts in family

Technical Specifications

Lead Free Status Yes
ROHS Compliance Yes
Approx. Price (US$) 0.63 | 1ku
Channel Width 4
I2C Address 1110 xxx
Max Frequency(kHz) 400
Operating Temperature Range(C) -40 to 85
Package Group SOIC,BGA MICROSTAR JUNIOR,TVSOP,TSSOP,VQFN
Package Size mm2
Simultaneously Active Channels 1
Special Features Interrupt Output,5V Tolerant I/O
VCC(Max)(V) 5.5
VCC(Min)(V) 2.3
fSCLK(Max)(MHz) 0.4
tpd max(ns) 1