Texas Instruments

Category: Drivers and Interfaces

PCA9539 Remote 16-Bit I2C And SMBus, Low-Power I/O Expander With Interrupt Output, Reset & Config. Registers

$0.93 - $3.60
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey 296-20955-6-ND 0 $2.24 $2.13 $2.01 $1.71 $1.33 $0.74 Buy
Arrow North American Components PCA9539DWR 0 2000 $0.88 Buy
AVNET Europe PCA9539DWR 2000 * $1.15 Buy
AVNET Express PCA9539DWR 26487 1 $0.90 $0.87 Buy
element14 APAC PCA9539DWR 366 1 * $2.81 * $2.54 * $2.40 * $2.33 * $2.33 * $2.33 Buy
Farnell PCA9539DWR 366 100 * $1.96 * $1.83 * $1.83 Buy
Freelance PCA9539DWR 2000 Buy
Mouser Electronics 595-PCA9539DWR 1185 1 $2.37 $2.37 $2.37 $2.37 $2.11 $1.00 Buy
Newark PCA9539DWR 27 2000 $1.13 $1.13 Buy
Texas Instruments PCA9539DWR 200 1 $1.70 $1.70 $1.70 $1.40 $0.76 $0.76 Buy
Verical Marketplace PCA9539DWR 10000 2000 $0.82 Buy
Win Source PCA9539DWR 20853 21 $1.52 $1.32 $1.10 $1.10 Buy

Parts in family

Technical Specifications

Lead Free Status Yes
ROHS Compliance Yes
# of I/Os 16
Approx. Price (US$) 0.80 | 1ku
I2C Address 1110 1xx
Max Frequency(kHz) 400
Operating Temperature Range(C) -40 to 85
Package Group SOIC,SSOP,TVSOP,VQFN
Package Size mm2
Rating Catalog
VCC(Max)(V) 5.5
VCC(Min)(V) 2.3
Voltage Nodes(V) 2.7,3.3,3.6,5
fSCLK(Max)(MHz) 0.4