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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | SN5545xB |
| Packaging | | |
| Part Status | Active |
| Logic Type | Peripheral Driver |
| Number of Elements | 2 |
| Number of Bits per Element | 1 |
| Input Type | - |
| Output Type | Open Collector |
| Current - Output High, Low | 300µA, 300mA |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | -55°C ~ 125°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | 8-CDIP (0.300", 7.62mm) |
| Supplier Device Package | 8-CDIP |
| ROHS |  |
The 7704901PA is a dual-channel peripheral driver from Texas Instruments, built on the reliable SN5545xB logic family. It operates over a 4.5V to 5.5V supply range and features open-collector outputs capable of sinking 300µA to 300mA. Housed in a compact 8-pin CDIP package, this driver is designed for high-current switching applications such as relay, lamp, and solenoid control. Its wide operating temperature range of -55°C to 125°C ensures dependable performance in demanding industrial and military environments.
- High 300mA Output Sink Current: Directly drives relays, lamps, and solenoids without external transistors, reducing component count.
- Wide Temperature Range (-55°C to 125°C): Ensures reliable operation in extreme aerospace and industrial environments.
- Open-Collector Outputs: Enables wired-OR logic and flexible pull-up configurations for versatile system design.
- Proven SN5545xB Logic Family: Guarantees robust performance and compatibility with standard 5V logic systems.
Relay and Solenoid Driving
The 7704901PA's open-collector outputs can sink up to 300mA, making it ideal for directly driving relays and solenoids in industrial control systems without additional transistor stages.
Lamp and LED Indication
With a 300mA sink capability, this peripheral driver can power incandescent lamps or high-current LED arrays for status indication in avionics and military equipment.
Logic-to-Power Interfacing
Its 4.5V to 5.5V supply range allows seamless interfacing between 5V logic controllers and higher-power peripheral devices, simplifying system design.
Motor and Actuator Control
The dual-channel configuration enables bidirectional control of small DC motors or actuators in robotic and automation systems, with open-collector outputs providing robust switching.
High-Reliability Aerospace Systems
Rated for -55°C to 125°C, this driver is suitable for aerospace and defense applications where extreme temperature tolerance and proven SN5545xB logic are required.
Bus Line Driving
The open-collector outputs can be used to drive bus lines with external pull-up resistors, enabling wired-OR logic configurations in control and communication systems.
- Q: What logic family does the 7704901PA belong to?
- A: It belongs to the SN5545xB logic family, designed for high-current peripheral driving applications.
- Q: What is the primary function of this IC?
- A: It is a dual-channel Peripheral Driver with open-collector outputs, ideal for driving relays, lamps, and solenoids.
- Q: How many channels does the 7704901PA have?
- A: It features 2 independent driver channels.
- Q: What is the output type?
- A: The outputs are Open Collector, capable of sinking up to 300mA per channel.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, making it compatible with standard 5V logic systems.
- Q: What package is available?
- A: It comes in an 8-pin CDIP (0.300", 7.62mm) ceramic dual-inline package.
7704901PA.pdf
- Q: What logic family does the 7704901PA belong to?
- A: It belongs to the SN5545xB logic family, designed for high-current peripheral driving applications.
- Q: What is the primary function of this IC?
- A: It is a dual-channel Peripheral Driver with open-collector outputs, ideal for driving relays, lamps, and solenoids.
- Q: How many channels does the 7704901PA have?
- A: It features 2 independent driver channels.
- Q: What is the output type?
- A: The outputs are Open Collector, capable of sinking up to 300mA per channel.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, making it compatible with standard 5V logic systems.
- Q: What package is available?
- A: It comes in an 8-pin CDIP (0.300", 7.62mm) ceramic dual-inline package.