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PCF8574NG4

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Application Specific Clock/Timing [25]
Attenuators [1157]
Audio A/D Converter ICs [171]
Bipolar RF Transistors [1248]
Bipolar Transistors - BJT [3000]
Bridge Rectifiers [10]
Buffers & Line Drivers [3000]
Circular MIL Spec Backshells [3000]
Clock Buffer [1308]
Diode Arrays [3000]
DRAM [1494]
High Linearity Optocouplers [92]
Hot Swap Voltage Controllers [2792]
IGBT Arrays [2]
Interface - Specialized [3000]
LCD Drivers [367]
Multimedia Misc [22]
RF Adapters - Between Series [342]
RF Bipolar Transistors [640]
SCRs [2995]
Single Zener Diodes [2994]
ARM Microcontrollers - MCU [3000]
Audio DSPs [755]
Bipolar Transistor Arrays [1718]
Circular MIL Spec Contacts [106]
Clock Buffers, Drivers [2998]
Clock Synthesizer / Jitter Cleaner [1220]
Data Acquisition ADCs/DACs - Specialized [540]
Ethernet ICs [958]
Flash Memory [3000]
Flow Sensors [522]
Gate Drivers [2998]
IGBT Modules [3000]
Instrumentation, OP Amps, Buffer Amps [3000]
Inverters [3000]
LDO Voltage Regulators [2998]
LED Lighting Drivers [3000]
MOSFET Output Optocouplers [223]
Power Switch ICs - POE / LAN [628]
RF Adapters - In Series [94]
RF FETs, MOSFETs [2991]
RF Front End [2700]
RF JFET Transistors [622]
RS-485 Interface IC [532]
Sample & Hold Amplifiers [61]
Single Diodes [3000]
Triacs [2998]
TVS Diodes / ESD Suppressors [3000]
Video ICs [3000]
Zener Diode Arrays [2198]
32-bit Microcontrollers - MCU [2999]
Audio Transmitters, Receivers, Transceivers [67]
Bipolar Transistor Arrays, Pre-Biased [2229]
CAN Interface IC [647]
Circular MIL Spec Strain Reliefs & Adapters [542]
Clock Generators, PLLs, Frequency Synthesizers [2997]
Current Sense Amplifiers [651]
Laser Drivers [555]
MOSFET [2999]
Network Controller & Processor ICs [363]
NVRAM [205]
Parity Functions [30]
Real Time Clock [1757]
Rectifiers [3000]
RF Adapters - Tee [15]
RF MOSFET Transistors [1013]
RF Transceiver [2457]
SCR Modules [217]
Single FETs, MOSFETs [2994]
Supervisory Circuits [3000]
Switching Controllers [3000]
Touch Screen Controllers [1014]
Transistor Output Optocouplers [3000]
USB Switch ICs [1707]
8-bit Microcontrollers - MCU [3000]
Analog to Digital Converters - ADC [3000]
Audio Amplifiers [3000]
Battery Management [2998]
Biomedical Sensors [26]
Bipolar Transistors - Pre-Biased [2397]
Bus Receivers [112]
Clock Drivers & Distribution [1201]
Communication ICs - Various [57]
Delay Lines [969]
Digital Bus Switch ICs [1050]
EEPROM [3000]
High Speed Optocouplers [2438]
LDO Voltage Controllers [2988]
LED Display Drivers [452]
Limiting Amplifiers [127]
LIN Transceivers [333]
Modulator / Demodulator [203]
RF Mixer [1767]
Sidacs [785]
Varactor Diodes [114]
Video Amps and Modules [1505]
Audio Sample Rate Converters [21]
Delay Lines / Timing Elements [497]
Digital Isolators [3000]
Digital to Analog Converters - DAC [3000]
Diodes - General Purpose, Power, Switching [797]
Force Sensors & Load Cells [51]
IC Batteries [6]
IGBT Transistors [1923]
Latches [3000]
Linear Voltage Regulators [2373]
Memory - FPGA Configuration [103]
Motor / Motion / Ignition Controllers & Drivers [2998]
Optically Isolated Amplifiers [175]
Power Switch ICs - Power Distribution [3000]
RF Microcontrollers - MCU [356]
RF Receiver [995]
RF Transmitter [210]
Single, Pre-Biased Bipolar Transistors [2998]
Special Purpose Amplifiers [1797]
VFD Drivers [13]
Differential Amplifiers [645]
LVDS Interface IC [803]
Memory ICs [3000]
Microphone Preamplifiers [41]
Phase Detectors / Shifters [60]
Programmable Timers and Oscillators [2378]
Registers [193]
RFID Transponders [1216]
Schottky Diodes & Rectifiers [3000]
Switching Voltage Regulators [3000]
Timers & Support Products [954]
Triac & SCR Output Optocouplers [858]
Video Switch ICs [357]
Voltage References [1914]
Voltage to Frequency & Frequency to Voltage [88]
Audio D/A Converter ICs [974]
Bus Transceivers [1766]
Capacitive Touch Sensors [540]
Clock Generators & Support Products [1918]
Current & Power Monitors & Regulators [89]
Darlington Transistors [509]
EPROM [69]
Logarithmic Amplifiers [69]
Logic Output Optocouplers [849]
Multiplexer Switch ICs [3000]
Real Time Clocks [2248]
RF Switch ICs [1453]
Sensor Interface [596]
Zener Diodes [2578]
ADCs/DACs - Special Purpose [2845]
Display Interface IC [203]
JFET [191]
Linear Displacement Sensors [197]
Logic Adder & Subtractor [21]
Memory Controllers [29]
Photodiode Output Optocouplers [31]
Power Factor Correction - PFC [328]
RF Amplifier [3000]
RF Wireless Misc [113]
Switch ICs - Various [401]
Transconductance Amplifiers [24]
High Speed Operational Amplifiers [1436]
PCI Interface IC [680]
Phase Locked Loops - PLL [916]
Proximity Sensors [1189]
RF Bias Tees [36]
Security ICs / Authentication ICs [135]
Serial to Parallel Logic Converters [75]
Bus Transmitters [44]
Current Sensors [2688]
F-RAM [193]
Operational Amplifiers - Op Amps [3000]
Power Management Specialized - PMIC [1754]
RF Couplers [427]
Serializers & Deserializers - Serdes [1002]
DC Blocks [8]
Digital Potentiometers [25]
I/O Controller Interface IC [415]
Logic Comparators [137]
SRAM [2709]
Transimpedance Amplifiers [82]
Wireless Charging ICs [130]
Instrumentation Amplifiers [1197]
Prescaler [110]
RF Equalizers [69]
RS-232 Interface IC [2496]
Specialty Function Logic [122]
Counter Shift Registers [1679]
Frequency Multipliers [80]
Precision Amplifiers [2741]
Telecom Interface ICs [1284]
Application Specific Microcontrollers [2294]
Interface - CODECs [1102]
Logic Gates [3000]
RF Limiters [21]
Tuners [152]
Video Amplifiers [1003]
CPLDs (Complex Programmable Logic Devices) [3000]
Gas Sensor [2]
I&Q and QPSK Modulators / Demodulators [21]
Isolation Amplifiers [75]
RS-422 Interface IC [314]
Translation - Voltage Levels [2309]
DSP (Digital Signal Processors) [3000]
Encoders, Decoders, Multiplexers & Demultiplexers [3000]
RF Phase Detectors [10]
Sensor Hardware & Accessories [1]
UART Interface IC [543]
Up-Down Converters [230]
FPGAs (Field Programmable Gate Array) [3000]
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors [426]
Interface - I/O Expanders [1217]
Monostable Multivibrator [306]
RF Detector [225]
RF Phase Shifters [13]
FPGAs (Field Programmable Gate Array) with Microcontrollers [71]
Magnetic Grate [1]
RF Power Splitters/Dividers/Combiners [753]
RS-422/RS-485 Interface IC [1887]
Thermal Cutoffs [29]
Universal Bus Functions [845]
Flip Flops [2202]
Microcontrollers [3000]
USB Interface IC [2044]
Interface - Signal Buffers, Repeaters [1016]
Microcontrollers, Microprocessor, FPGA Modules [719]
Multipliers / Dividers [171]
Drivers, Receivers, Transceivers IC [3000]
Microprocessors [25]
Resettable Fuses - PPTC [2013]
PLDs (Programmable Logic Device) [617]
Varistors [3000]
System On Chip (SoC) [3000]
Analog Switches - Special Purpose [2274]
Surge Suppressors [389]
Analog Switches, Multiplexers, Demultiplexers [25]
CODECS [1307]
Headers & Wire Housings [2996]
Automotive Connectors [2999]
Controllers [3000]
Direct Digital Synthesis (DDS) [109]
I/O Connectors [2788]
Drivers, Receivers, Transceivers [25]
Encoders, Decoders, Converters [435]
Board to Board & Mezzanine Connectors [3000]
Filters - Active [844]
I/O Expanders [950]
Modems - ICs and Modules [255]
Modules [97]
Solar Connectors / Photovoltaic Connectors [149]
Sensor and Detector Interfaces [1015]
Sensor, Capacitive Touch [492]
Serializers, Deserializers [1087]
Signal Buffers, Repeaters, Splitters [1233]
Signal Terminators [252]
Modular Connectors / Ethernet Connectors [2271]
Specialized [25]
Telecom [3000]
USB Connectors [650]
Terminal Blocks [4]
UARTs (Universal Asynchronous Receiver Transmitter [1052]
Current Regulation - Diodes, Transistors [1001]
Voice Record and Playback [530]
Analog Multipliers, Dividers [170]
Power Driver Modules [56]
Comparators [343]
Video Processing [2558]
Buffers, Drivers, Receivers, Transceivers [2997]
Color Sensors [15]
Color Sensors - Industrial [17]
Counters, Dividers [2837]
FIFOs Memory [3000]
Float, Level Sensors [908]
Gates and Inverters [2999]
Float, Level Sensors - Industrial [309]
Gates and Inverters - Multi-Function, Configurable [1102]
Flow Sensors - Industrial [138]
Multivibrators [565]
Force Sensors [111]
Parity Generators and Checkers [154]
Force Sensors - Industrial [329]
Shift Registers [2210]
Gas Sensors [531]
Signal Switches, Multiplexers, Decoders [25]
Humidity, Moisture Sensors [523]
Specialty Logic [1378]
IrDA Transceiver Modules [81]
Translators, Level Shifters [2725]
LVDT Transducers (Linear Variable Differential Transformer) [94]
Batteries [12]
Configuration PROMs for FPGAs [598]
Multifunction [403]
AC DC Converters, Offline Switches [2994]
Battery Chargers [3000]
Particle, Dust Sensors [24]
Current Regulation/Management [1340]
DC DC Switching Controllers [2999]
Pressure Sensors, Transducers - Industrial [294]
Display Drivers [1036]
Energy Metering [476]
Proximity Sensors - Industrial [2694]
Full Half-Bridge Drivers [905]
Proximity/Occupancy Sensors Finished Units [417]
Sensor Cable Accessories [2732]
Hot Swap Controllers [2315]
Sensor Cable Assemblies [516]
Sensor Interface Junction Blocks [1869]
LED Drivers [25]
Lighting, Ballast Controllers [432]
Sensor, Transducer Amplifiers [1102]
Motor Drivers, Controllers [25]
Shock Sensors [56]
OR Controllers, Ideal Diodes [550]
Solar Cells [394]
PFC (Power Factor Correction) [865]
Specialized Sensors [730]
Power Distribution Switches, Load Drivers [25]
Strain Gauges [370]
Power Management - Specialized [26]
Power Over Ethernet (PoE) Controllers [737]
Touch Sensors [61]
Power Supply Controllers, Monitors [2006]
Ultrasonic Receivers, Transmitters [1644]
RMS to DC Converters [158]
Ultrasonic Receivers, Transmitters - Industrial [45]
Audio Special Purpose [1494]
Special Purpose Regulators [25]
Supervisors [3000]
Thermal Management [471]
V/F and F/V Converters [135]
Voltage Reference [25]
Voltage Regulators - DC DC Switching Regulators [3000]
Voltage Regulators - Linear [2987]
Voltage Regulators - Linear + Switching [1336]
Voltage Regulators - Linear Regulator Controllers [362]
HDMI, Displayport & DVI Connectors [208]
Specialized ICs [25]
XLR Connectors [40]
Balun [745]
Heavy Duty Power Connectors [3000]
Power to the Board [289]
RF Accessories [1178]
DIN 41612 Connectors [2209]
RF Amplifiers [2495]
High Speed / Modular Connectors [2993]
RF Antennas [2968]
Hard Metric Connectors [1255]
RF Circulators and Isolators [1875]
PC / 104 Connectors [47]
RF Demodulators [174]
RF Connectors / Coaxial Connectors [2992]
RF Detectors [316]
RF Directional Coupler [1113]
RF Front End (LNA + PA) [257]
RF Terminators [65]
RF Cable Assemblies [756]
RF Misc ICs and Modules [2283]
PCI Express / PCI Connectors [2885]
RF Mixers [1417]
RF Modulators [164]
D-Sub Mixed Contact Connectors [238]
RF Multiplexers [435]
D-Sub Backshells [741]
RF Power Controller ICs [22]
D-Sub High Density Connectors [332]
RF Power Dividers/Splitters [530]
D-Sub Standard Connectors [3000]
RF Receiver, Transmitter, and Transceiver Finished Units [1936]
D-Sub Tools & Hardware [482]
RF Receivers [1389]
Memory Card Connectors [633]
RF Shields [2544]
Rectangular MIL Spec Connectors [337]
FFC & FPC Connectors [3000]
RF Transceiver ICs [3000]
MEMS Microphones [48]
Microphones [69]
RF Transmitters [505]
Light to Digital Converters [279]
Image Sensors [6]
RFI and EMI - Shielding and Absorbing Materials [2976]
Board Mount Pressure Sensors [1815]
RFID Accessories [179]
Industrial Pressure Sensors [5]
RFID Antennas [214]
Board Mount Current Sensors [371]
RFID Reader Modules [197]
Industrial Current Sensors [1586]
RFID Transponders, Tags [443]
Board Mount Hall Effect / Magnetic Sensors [1633]
RFID, RF Access, Monitoring ICs [629]
Industrial Humidity Sensors [2]
Subscriber Identification Module (SIM) Cards [61]
semiconductors-Integrated Circuits - ICs [2990]
Smoke Detectors [69]
Board Mount Humidity Sensors [357]
Accelerometers [1479]
IMUs - Inertial Measurement Units [362]
Speed Sensors [22]
Board Mount Motion & Position Sensors [429]
Inclinometers [149]
Ballasts, Inverters [227]
Gyroscopes [209]
Industrial Motion & Position Sensors [15]
Distance Sensors [1]
Board Mount Temperature Sensors [2274]
Cold Cathode Fluorescent (CCFL) & UV Lamps [154]
Color LED Lighting [2991]
Industrial Temperature Sensors [47]
Display Backlights [83]
Display Bezels, Lenses [83]
Display, Monitor - LCD Driver/Controller [66]
Discrete Semiconductor Modules [728]
Electroluminescent [95]
CPLD - Complex Programmable Logic Devices [1389]
Fiber Optic Attenuators [232]
Fiber Optic Receivers [160]
FPGA - Configuration Memory [81]
Fiber Optic Switches, Multiplexers, Demultiplexers [258]
Processors - Application Specialized [475]
Fiber Optic Transceiver Modules [2937]
FPGA - Field Programmable Gate Array [3000]
Fiber Optic Transmitters - Discrete [108]
Digital Signal Processors & Controllers - DSP, DSC [2998]
Fiber Optic Transmitters - Drive Circuitry Integrated [3000]
HeNe Laser Heads [27]
HeNe Laser System Accessories [11]
Microprocessors - MPU [1240]
HeNe Laser Systems [31]
Systems on a Chip - SoC [2149]
Incandescent, Neon Lamps [636]
Active Filter [507]
Laser Diode, Module Accessories [36]
Laser Diodes, Laser Modules - Laser Delivery, Laser Fibers [21]
Memory [3000]
Laser Diodes, Modules [541]
Digital Potentiometer ICs [2854]
LCD, OLED Character and Numeric [1489]
LCD, OLED, Graphic [2999]
LED Addressable, Specialty [390]
LED Dot Matrix and Cluster [259]
LED Emitters - Infrared, UV, Visible [2992]
LED Indication - Discrete [2998]
Equalizers [226]
LED Lighting Kits [54]
LED Thermal Products [366]
Counter ICs [969]
Lighting Fixtures [27]
Optomechanical [417]
PIN Diodes [682]
Panel Indicators, Pilot Lights [3000]
Reflectors [206]
Remote Phosphor Light Source [179]
RF System on a Chip - SoC [613]
Spacers, Standoffs [1343]
Inrush Current Limiters [305]
Touch Screen Overlays [133]
PTC Thermistors [1866]
Vacuum Fluorescent (VFD) [137]
NTC Thermistors [3000]
White LED Lighting [3000]
Fuse Holder Accessories [564]
Xenon Lighting [122]
Surface Mount Fuses [1468]
Specialty Fuses [1489]
High speed fuses [81]
Cartridge Fuses [82]
RF Diodes [2762]
Variable Capacitance (Varicaps, Varactors) [769]
DIACs, SIDACs [287]
SCRs - Modules [2810]
JFETs [901]
Programmable Unijunction [29]
Special Purpose [181]
Compass, Magnetic Field (Modules) [27]
Linear, Compass (ICs) [980]
Position, Proximity, Speed (Modules) - Industrial [460]
Switches (Solid State) [3000]
Multi Purpose Magnets [1577]
Sensor Matched Magnets [85]
Optical Motion Sensors [573]
Tilt Switches [35]
Vibration Sensors [199]
Ambient Light, IR, UV Sensors [378]
Camera Modules [544]
Distance Measuring [215]
Image Sensors, Camera [745]
Photo Detectors - CdS Cells [70]
Photo Detectors - Logic Output [76]
Photo Detectors - Remote Receiver [840]
Photodiodes [769]
Photoelectric, Industrial [2997]
Photointerrupters - Slot Type - Logic Output [528]
Photointerrupters - Slot Type - Transistor Output [603]
Photonics - Counters, Detectors, SPCM (Single Photon Counting Module) [26]
Phototransistors [542]
Reflective - Analog Output [310]
Reflective - Logic Output [141]
Analog and Digital Output [2993]
Analog and Digital Output - Industrial [171]
RTD (Resistance Temperature Detector) [1016]
Thermocouples, Temperature Probes [1087]
Thermostats - Mechanical [883]
Thermostats - Mechanical - Industrial [789]
Thermostats - Solid State [1013]

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PCF8574NG4

Category : Integrated Circuits (ICs) Interface I/O Expanders

Product Status : Discontinued at Digi-Key

Features : POR

Mounting Type : Through Hole

Package : Tube

Series : -

DigiKey Programmable : Not Verified

Number of I/O : 8

Supplier Device Package : 16-PDIP

Output Type : Push-Pull

Interrupt Output : Yes

Mfr : Texas Instruments

Operating Temperature : -40°C ~ 85°C

Clock Frequency : 100 kHz

Voltage - Supply : 2.5V ~ 6V

Current - Output Source/Sink : 1mA, 25mA

Package / Case : 16-DIP (0.300", 7.62mm)

Interface : I²C

Base Product Number : PCF857

Description : IC XPNDR 100KHZ I2C 16DIP

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I/O Expander 8 I²C 100 kHz 16-PDIP

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