Specification	PCA9539AHF,128

Clock Frequency	400 kHz
Current - Output Source/Sink [custom]	10 mA
Current - Output Source/Sink [custom]	25 mA
Features	POR
Interface	I2C, SMBus
Interrupt Output	True
Mounting Type	Surface Mount
Number of I/O	16
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Output Type	Push-Pull
Package / Case	24-WFQFN Exposed Pad
Supplier Device Package	24-HWQFN (4x4)
Voltage - Supply [Max]	5.5 V
Voltage - Supply [Min]	1.65 V

PCA9539 Series

Part	Voltage - Supply [Max]	Voltage - Supply [Min]	Features	Number of I/O	Operating Temperature [Max]	Operating Temperature [Min]	Supplier Device Package	Grade	Output Type	Clock Frequency	Current - Output Source/Sink [custom]	Current - Output Source/Sink [custom]	Package / Case	Package / Case	Interface	Qualification	Mounting Type
Freescale Semiconductor - NXP PCA9539PW/Q900,118	5.5 V	3 V	POR	16	125 °C	-40 °C	24-TSSOP	Automotive	Push-Pull	400 kHz	10 mA	25 mA	24-TSSOP	0.173 in 4.4 mm	I2C SMBus	AEC-Q100	Surface Mount
Freescale Semiconductor - NXP PCA9539BS,118	5.5 V	2.3 V	POR	16	85 °C	-40 °C	24-HVQFN (4x4)		Push-Pull	400 kHz	10 mA	25 mA	24-VFQFN Exposed Pad		I2C SMBus		Surface Mount
Freescale Semiconductor - NXP PCA9539BS,115	5.5 V	2.3 V	POR	16	85 °C	-40 °C	24-HVQFN (4x4)		Push-Pull	400 kHz	10 mA	25 mA	24-VFQFN Exposed Pad		I2C SMBus		Surface Mount
Freescale Semiconductor - NXP PCA9539AHF,128	5.5 V	1.65 V	POR	16	85 °C	-40 °C	24-HWQFN (4x4)		Push-Pull	400 kHz	10 mA	25 mA	24-WFQFN Exposed Pad		I2C SMBus		Surface Mount

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

General part information

Low standby current consumption

Schmitt-trigger action allows slow input transition and better switching noise immunity

Active low reset input (RESET)

Technical documentation and resources