Product Summary

The PCA9554PW is a 16-pin CMOS device that provides 8 bits of general purpose parallel input/output expansion for I2C-bus/SMBus applications.

Parametrics

PCA9554PW absolute maximum ratings: (1)VDD, supply voltage: 6V; (2)II, input current: ±20mA; (3)VI/O, voltage on an input/output pin: 5.5V; (4)IO(IOn), output current on pin ION: ±50mA; (5)IDD, supply current: 85mA; (6)ISS, ground supply current: 100mA; (7)Ptot, total power dissipation: 200mW; (8)Tstg, storage temperature: -65 to 150℃; (9)Tamb, ambient temperature: -40 to 85℃.

Features

PCA9554PW features: (1)Operating power supply voltage range of 2.3V to 5.5V; (2)5V tolerant I/OS; (3)Polarity inversion register; (4)Active LOW interrupt output; (5)Low standby current; (6)Noise filter on SCL/SDA inputs; (7)No glitch on power-up; (8)Internal power-on reset; (9)8I/O pins which default to 8 inputs; (10)0 to 400kHz clock frequency.

Diagrams

PCA9554PW block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
PCA9554PW
PCA9554PW

Texas Instruments

I/O Expanders, Repeaters & Hubs Remote 8-Bit I2C and SMBus I/O Expander

Data Sheet

0-1: $1.30
1-25: $1.18
25-100: $0.88
100-250: $0.83
PCA9554PW,112
PCA9554PW,112

NXP Semiconductors

I/O Expanders, Repeaters & Hubs I2C I/O EXPANDER GP

Data Sheet

0-1: $0.56
1-25: $0.52
25-100: $0.49
100-250: $0.46
PCA9554PW/Q900,118
PCA9554PW/Q900,118

NXP Semiconductors

I/O Expanders, Repeaters & Hubs 8B I2C FAST P-P GPIO W/INTERRUPT-INTERNAL

Data Sheet

0-1: $0.76
1-25: $0.69
25-100: $0.65
100-250: $0.62
PCA9554PW,118
PCA9554PW,118

NXP Semiconductors

I/O Expanders, Repeaters & Hubs 8-BIT I2C FM TP GPIO INT PU

Data Sheet

0-1: $0.88
1-25: $0.78
25-100: $0.70
100-250: $0.62
PCA9554PW/DG,118
PCA9554PW/DG,118

NXP Semiconductors

I/O Expanders, Repeaters & Hubs 8-BIT I2C FM TP GPIO

Data Sheet

0-1: $0.58
1-25: $0.56
25-100: $0.53
100-250: $0.49
PCA9554PW/DG-T
PCA9554PW/DG-T

NXP Semiconductors

I/O Expanders, Repeaters & Hubs 8-BIT I2C FM TP GPIO INT PU

Data Sheet

Negotiable 
PCA9554PWG4
PCA9554PWG4

Texas Instruments

I/O Expanders, Repeaters & Hubs Remote 8-Bit I2C and SMBus I/O Expander

Data Sheet

0-1: $1.30
1-25: $1.18
25-100: $0.88
100-250: $0.83
PCA9554PWRG4
PCA9554PWRG4

Texas Instruments

I/O Expanders, Repeaters & Hubs Rem 8B I2C & SMBus I/O Expander

Data Sheet

0-1610: $0.64
1610-2000: $0.62