UMW Youtai Semiconductor Co Ltd · I/O Expanders
TCA9555RTWR(UMW)
UMW Youtai Semiconductor Co Ltd I/O Expanders · VQFN-24-EP(4x4)
Request a quote for TCA9555RTWR(UMW)The TCA9555RTWR(UMW) is an I/O Expanders from UMW Youtai Semiconductor Co Ltd, supplied in a VQFN-24-EP(4x4) package. It is listed in our Interface ICs catalog (Analog & Mixed Signal).
Key specifications of the TCA9555RTWR(UMW): interface I2C, SMBus, clock frequency 2MHz, quiescent supply current 500nA, current - output high(ioh) 10mA, operating temperature -40°C~+85°C and current - output low(iol) 10mA.
PartnerSemi sources the TCA9555RTWR(UMW) for production, repair and maintenance buyers worldwide. Send the quantity you need and, optionally, a target price; we reply with price, lead time and available date codes, usually within one business day.
Specifications
| Manufacturer part number | TCA9555RTWR(UMW) |
|---|---|
| Manufacturer | UMW Youtai Semiconductor Co Ltd |
| Product type | I/O Expanders |
| Category | Interface ICs |
| Package / case | VQFN-24-EP(4x4) |
| Clock Frequency | 2MHz |
| Current - Output High(IOH) | 10mA |
| Current - Output Low(IOL) | 10mA |
| Interface | I2C, SMBus |
| Interrupt Output | Interrupt Output |
| Number of I/O | 16 |
| Number of Supporting Devices | 8 |
| Operating Temperature | -40°C~+85°C |
| Output Logic Level - High | 4.2V |
| Output Logic Level - Low | 500mV |
| Output Type | Push-Pull |
| Quiescent Supply Current | 500nA |
| Voltage - Supply | 1.6V~5.5V |
Specifications are indicative and taken from public catalog data; always verify against the manufacturer's datasheet.
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Similar part numbers from other manufacturers
Similar numbering only — not a confirmed equivalent. Ask us to check compatibility.
| Part number | Manufacturer | Type | |
|---|---|---|---|
| TCA9555RTWR | Texas Instruments | I/O Expanders |
Frequently asked questions
What is the TCA9555RTWR(UMW)?
The TCA9555RTWR(UMW) is an I/O Expanders from UMW Youtai Semiconductor Co Ltd, supplied in a VQFN-24-EP(4x4) package. It is listed in our Interface ICs catalog (Analog & Mixed Signal).
What are the specifications of the TCA9555RTWR(UMW)?
Clock Frequency: 2MHz; Current - Output High(IOH): 10mA; Current - Output Low(IOL): 10mA; Interface: I2C, SMBus; Interrupt Output: Interrupt Output; Number of I/O: 16; Number of Supporting Devices: 8; Operating Temperature: -40°C~+85°C; Output Logic Level - High: 4.2V; Output Logic Level - Low: 500mV; Output Type: Push-Pull; Quiescent Supply Current: 500nA; Voltage - Supply: 1.6V~5.5V.
What package is the TCA9555RTWR(UMW) in?
The TCA9555RTWR(UMW) is listed in a VQFN-24-EP(4x4) package.
Which part numbers are similar to the TCA9555RTWR(UMW)?
Similar part numbers in our catalog include TCA9555RTWR (Texas Instruments). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.
How can I buy the TCA9555RTWR(UMW)?
Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=TCA9555RTWR(UMW)&brand=UMW%20Youtai%20Semiconductor%20Co%20Ltd or email info@partnersemi.com with the part number and quantity. Price, availability and lead time are confirmed per request; we ship worldwide from the Netherlands.