Representative package image. See datasheet for exact dimensions.SN74HC574DWR
Octal edge-triggered D flip-flop with 3-state outputs, 2 V to 6 V, SOIC-20
| Manufacturer | Texas Instruments |
|---|---|
| Category | Logic ICs |
| Series | SN74HC574 |
| Package | SOIC-20 (12.80x7.50 mm) |
| Lifecycle | Active |
| Datasheet | SN74HC574DWR PDF |
| Availability |
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- Real part photos + date code with every quote
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SN74HC574DWR Datasheet PDF
Official Texas Instruments datasheet. Quotes include unit price, available quantity, lead time and photos of the actual parts with the date code.
SN74HC574DWR Pinout & Package
SN74HC574DWR is supplied in a SOIC-20 (12.80x7.50 mm) package. The full pin configuration, pin descriptions and mechanical drawing are published in the Texas Instruments datasheet (open SN74HC574DWR datasheet PDF). Always check the footprint against the latest datasheet revision before layout.
SN74HC574DWR Overview
The SN74HC574DWR is a TI octal edge-triggered D-type flip-flop with 3-state outputs in SOIC-20, with bus-structured pinout. 2 V to 6 V supply, typical tpd 22 ns. Data from TI datasheet SCLS148.
Key Features
- Octal D-type flip-flop, 3-state outputs
- Supply 2 V to 6 V
- tpd 22 ns typ
- ±6 mA drive at 5 V
- Bus-structured pinout
Applications
- Buffer registers
- I/O ports
- Working registers
SN74HC574DWR Specifications
| Part Number | SN74HC574DWR |
|---|---|
| Manufacturer | Texas Instruments |
| Category | Logic ICs |
| Series | SN74HC574 |
| Package / Case | SOIC-20 (12.80x7.50 mm) |
| Function | Octal edge-triggered D-type flip-flop, 3-state |
| Supply voltage | 2 V to 6 V |
| Typical tpd | 22 ns |
| Output drive | ±6 mA at 5 V |
| ICC (max) | 80 µA |
| Lifecycle Status | Active |
Specifications are taken from the manufacturer's public datasheet and are for reference. Confirm against the latest datasheet before design-in.
SN74HC574DWR Alternatives & Equivalents
| Part Number | Manufacturer | Compatibility | RFQ |
|---|---|---|---|
| SN74LVC574APWR | Texas Instruments | LVC family, 574 function | |
| SN74HC373PWR | Texas Instruments | HC octal latch |
Alternatives are for reference. Verify pinout, electrical characteristics and firmware against each datasheet before substituting.
SN74HC574DWR Guides & Comparisons
- CD4051B 8-Channel Analog Multiplexer: Specs and Selection Guide
- 74HC595D vs SN74HC595N: Which 74HC595 Package?
More engineering notes on the PartVane blog.
SN74HC574DWR FAQ
Who manufactures SN74HC574DWR?
SN74HC574DWR is manufactured by Texas Instruments and belongs to the SN74HC574 series. It is listed under Logic ICs.
What is SN74HC574DWR?
SN74HC574DWR: Octal edge-triggered D flip-flop with 3-state outputs, 2 V to 6 V, SOIC-20.
What package does SN74HC574DWR come in?
SN74HC574DWR comes in a SOIC-20 (12.80x7.50 mm) package.
Where can I download the SN74HC574DWR datasheet and pinout?
The Texas Instruments datasheet for SN74HC574DWR is linked in the Datasheet section of this page (https://www.ti.com/lit/ds/symlink/sn74hc574.pdf). The pin configuration and package drawing are in that datasheet.
Is SN74HC574DWR still in production?
The manufacturer lists SN74HC574DWR as Active.
What is the equivalent or alternative to SN74HC574DWR?
Documented alternatives to SN74HC574DWR: SN74LVC574APWR (Texas Instruments, LVC family, 574 function); SN74HC373PWR (Texas Instruments, HC octal latch). Always verify pinout and electrical characteristics against each datasheet before substituting.
Do you have SN74HC574DWR in stock?
Yes. PartVane holds stock of SN74HC574DWR. Send the quantity you need and we will confirm the available quantity, date code and delivery in the quotation.
How do I get a price and availability for SN74HC574DWR?
Message the owner on WhatsApp (+86 139 3944 9974), use the quote form on this page or email sales@partvane.com with the quantity and target delivery date. On WhatsApp we quote within 2 hours during business hours (Mon–Sat, 09:00–18:00 China time (UTC+8)); every RFQ is answered within 24 hours. The quotation includes unit price, availability, lead time and photos of the actual parts with the date code / lot label.
Parts Related to SN74HC574DWR: Logic ICs
| Part Number | Description | Package | Stock | Datasheet | RFQ | |
|---|---|---|---|---|---|---|
 | SN74HC595N Texas Instruments | 8-bit serial-in, parallel-out shift register with 3-state output registers, PDIP-16 | PDIP-16 | |||
| SN74HC74DR Texas Instruments | Dual D-type positive-edge-triggered flip-flop with preset and clear, 2 V to 6 V supply, SOIC-14 | SOIC-14 | |||
| SN74HC86DR Texas Instruments | Quad 2-input exclusive-OR gate, 2 V to 6 V supply, SOIC-14 | SOIC-14 | |||
| SN74LVC138APWR Texas Instruments | 3-line to 8-line decoder/demultiplexer, 1.65–3.6 V, TSSOP-16 | TSSOP |
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