SN74LVCC3245ADWRE4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
SN74LVCC3245ADWRE4 is a bidirectional 8-bit bus transceiver supporting voltage translation between 1.65 V–3.6 V (Port A) and 2.7 V–5.5 V (Port B). It features 3-state outputs, common direction control, and operates across -40°C to +85°C in a 24-pin SOIC package.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 24
- Lifecycle
- OBSOLETE
- Datasheet
- SN74LVCC3245ADWRE4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of SN74LVCC3245ADWRE4?
- Bidirectional 8-bit bus transceiver with voltage translation
- Port A: 1.65 V to 3.6 V supply range
- Port B: 3 V to 5.5 V supply range
- 3-state outputs for bus-sharing applications
- Common direction/output-enable control pins
- Load capacitance up to 30 pF
- 24-pin SOIC package (SOIC-24)
- Operating temperature: -40°C to +85°C
What is SN74LVCC3245ADWRE4 used for?
The SN74LVCC3245ADWRE4 is widely used in mixed-voltage digital systems where 3.3 V logic must interface with 5 V legacy buses. It is commonly deployed in microcontroller I/O expansion boards, memory bus interfaces, and industrial control backplanes requiring bidirectional data translation. Its 3-state outputs make it suitable for multi-master shared-bus architectures in embedded and communication systems.
What are the specifications of SN74LVCC3245ADWRE4?
| YTEOL | 0 |
| Additional Feature | ALSO REQUIRES 3V TO 5.5V SUPPLY FOR PORT B |
| Control Type | COMMON CONTROL |
| Count Direction | BIDIRECTIONAL |
| Family | LVC/LCX/Z |
| JESD-30 Code | R-PDSO-G24 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 30pF |
| Logic IC Type | BUS TRANSCEIVER |
| Max I(ol) | 0.024A |
| Number of Bits | 8 |
| Number of Functions | 1 |
| Number of Ports | 2 |
| Output Characteristics | 3-STATE |
| Output Polarity | TRUE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP24,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 0.08mA |
| Prop. Delay@Nom-Sup | 7.6ns |
| Propagation Delay (tpd) | 11.2ns |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 3.6V |
| Supply Voltage-Min (Vsup) | 2.3V |
| Supply Voltage-Nom (Vsup) | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| HTS Code | 8542.39.00.60 |
Where can I find the SN74LVCC3245ADWRE4 datasheet?
SN74LVCC3245ADWRE4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for SN74LVCC3245ADWRE4?
Compatible alternatives and drop-in replacements for SN74LVCC3245ADWRE4:
Bus Transceiver, LVC/LCX/Z Series, 1-Func, 8-Bit, True Output, CMOS, PDSO24
Bus Transceiver, LVC/LCX/Z Series, 1-Func, 8-Bit, True Output, CMOS, PDSO24
Frequently Asked Questions
How does SN74LVCC3245ADWRE4 handle voltage translation between 3.3 V and 5 V logic domains?
SN74LVCC3245ADWRE4 supports bidirectional voltage translation with Port A operating from 1.65 V to 3.6 V and Port B from 3 V to 5.5 V. Its 8 channels can pass signals in either direction under a single direction-control pin, making it straightforward to bridge 3.3 V microcontrollers to 5 V peripheral buses at load capacitances up to 30 pF.
Which embedded system designs benefit most from using SN74LVCC3245ADWRE4 as a bus transceiver?
Designs that combine modern low-voltage processors running at 3.3 V with 5 V legacy peripherals, such as older EEPROM, ADC, or industrial I/O modules, benefit most. The device supports 8 bidirectional channels and 3-state outputs, allowing multiple transceivers to share a common data bus without bus contention across an operating range of -40°C to +85°C.
Can SN74LVCC3245ADWRE4 be used in a daisy-chain or multi-master bus where outputs must be disabled?
Yes. The 3-state output feature allows the device to disconnect its 8 output drivers from the bus when the output-enable pin is deasserted, preventing bus contention in multi-master configurations. This is critical in shared-bus systems where multiple 24-pin bus transceivers connect to the same 8-bit data lines operating at 3.3 V or 5 V supply.
What is the package type and pin count of SN74LVCC3245ADWRE4, and how does it affect PCB layout?
SN74LVCC3245ADWRE4 is housed in a 24-pin SOIC (Small Outline IC) package with a standard 1.27 mm pitch. The package footprint is compact enough for dense PCB layouts and is compatible with automated SMT assembly. With a load capacitance rating of 30 pF, proper decoupling capacitors of 100 nF placed close to supply pins are recommended to reduce signal integrity issues.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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