Texas Instruments SN74HC245PWR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.37 | $0.37 |
| 15+ | $0.36 | $5.40 |
| 25+ | $0.35 | $8.75 |
| 50+ | $0.33 | $16.50 |
| 100+ | $0.29 | $29.00 |
| N+ | $0.06 | Price Inquiry |
Request Quote / Inquiry
| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | 74HC |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Part Status | Active |
| Logic Type | Transceiver, Non-Inverting |
| Number of Elements | 1 |
| Number of Bits per Element | 8 |
| Input Type | - |
| Output Type | 3-State |
| Current - Output High, Low | 7.8mA, 7.8mA |
| Voltage - Supply | 2V ~ 6V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 20-TSSOP |
| ROHS |  |
The SN74HC245PWR is an octal bus transceiver from Texas Instruments, part of the 74HC logic family. It operates from 2V to 6V and provides 7.8mA output current per channel. The 3-state outputs and bidirectional capability make it ideal for bus interfacing and level shifting. Housed in a 20-TSSOP package, it is suitable for a wide range of digital systems.
- Wide Supply Voltage Range (2V to 6V): Compatible with both 3.3V and 5V systems, simplifying mixed-voltage designs.
- Bidirectional Data Flow: Allows data transfer in both directions, reducing the need for separate buffers.
- 3-State Outputs: Enables bus sharing and isolation, improving system flexibility.
- High Output Current (7.8mA): Drives capacitive loads and multiple inputs, ensuring signal integrity.
Bidirectional Bus Interfacing
Use the SN74HC245PWR to connect two bidirectional data buses in a 5V or 3.3V system. The direction control pin (DIR) determines the data flow, while the output enable (OE) pin allows for complete bus isolation.
Level Shifting (3.3V to 5V)
With a 2V to 6V supply range, this transceiver can shift signals between 3.3V and 5V logic domains. Connect the supply to the higher voltage and use the DIR pin to control direction, enabling seamless communication between different voltage systems.
Memory Data Bus Buffering
Buffer the data bus between a microprocessor and memory devices. The 8-bit width matches standard memory bus widths, and the 3-state outputs allow for easy bus sharing with other peripherals.
Peripheral Device Isolation
Isolate a peripheral device from the main system bus using the OE pin. This is useful in power management scenarios where peripherals need to be completely disconnected to save power.
Industrial Control Data Transfer
Transfer data between control modules in industrial automation systems. The wide temperature range (-40°C to 85°C) and robust CMOS design ensure reliable operation in factory environments.
Test and Measurement Equipment
Route data signals in test equipment. The bidirectional capability and 3-state outputs allow for flexible signal routing between different test modules.
- Q: What is the logic family of the SN74HC245PWR?
- A: It belongs to the 74HC family, which is a high-speed CMOS logic family with wide voltage range operation.
- Q: What is the function of this IC?
- A: It is a non-inverting transceiver, allowing bidirectional data flow between two buses.
- Q: How many channels does it have?
- A: It has 1 channel, but this channel is 8-bit wide, meaning it can transfer 8 bits of data simultaneously.
- Q: What is the output type?
- A: The outputs are 3-State, enabling the transceiver to be disconnected from the bus when not in use.
- Q: What is the operating voltage range?
- A: It operates from 2V to 6V, making it compatible with both 3.3V and 5V systems.
- Q: What package is available?
- A: It comes in a 20-pin TSSOP package (0.173" width, 4.40mm).
SN74HC245PWR.pdf
- Q: What is the logic family of the SN74HC245PWR?
- A: It belongs to the 74HC family, which is a high-speed CMOS logic family with wide voltage range operation.
- Q: What is the function of this IC?
- A: It is a non-inverting transceiver, allowing bidirectional data flow between two buses.
- Q: How many channels does it have?
- A: It has 1 channel, but this channel is 8-bit wide, meaning it can transfer 8 bits of data simultaneously.
- Q: What is the output type?
- A: The outputs are 3-State, enabling the transceiver to be disconnected from the bus when not in use.
- Q: What is the operating voltage range?
- A: It operates from 2V to 6V, making it compatible with both 3.3V and 5V systems.
- Q: What package is available?
- A: It comes in a 20-pin TSSOP package (0.173" width, 4.40mm).
