Texas Instruments

Category: Drivers and Interfaces

PCA9554A Remote 8-Bit I2C and SMBus I/O Expander with Interrupt Output and Configuration Registers

$0.62 - $2.91
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey 296-21777-6-ND 0 $1.73 $1.22 $1.22 $0.95 $0.62 $0.51 Buy
Arrow North American Components PCA9554ADBR 0 2000 $0.55 Buy
AVNET Europe PCA9554ADBR 2000 * $0.68 Buy
AVNET Express PCA9554ADBR 2495 1 $0.62 $0.58 Buy
Mouser Electronics 595-PCA9554ADBR 0 1 $1.72 $1.64 $1.64 $1.44 $0.98 $0.89 Buy
Texas Instruments PCA9554ADBR 10 1 $1.13 $1.13 $1.13 $0.94 $0.51 $0.51 Buy
Win Source PCA9554ADBR 25660 50 $2.42 $2.28 $2.01 $2.01 Buy

Parts in family

Technical Specifications

Lead Free Status Yes
ROHS Compliance Yes
# of I/Os 8
Approx. Price (US$) 0.45 | 1ku
I2C Address 0111 xxx
Max Frequency(kHz) 400
Operating Temperature Range(C) -40 to 85
Package Group QFN,SSOP,TVSOP,SOIC,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