Overview
The SN75452BPG4 is a dual-peripheral driver from Texas Instruments, designed for use in systems that employ TTL logic. This device is part of the SN7545xB family, which is functionally interchangeable with and replaces the earlier SN75450 and SN75450A families. The SN75452B is characterized for operation from 0°C to 70°C, ensuring high-speed switching and freedom from latch-up. It features diode-clamped inputs that simplify circuit design.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Supply Voltage (VCC) | 4.75 | 5 | 7 | V |
| Input Voltage (VI) | -0.5 | - | 5.5 | V |
| Off-State Output Voltage (VO) | - | - | 30 | V |
| Continuous Collector or Output Current (IOK) | - | - | 400 | mA |
| Peak Collector or Output Current (II) | - | - | 500 | mA |
| Operating Free-Air Temperature | 0 | - | 70 | °C |
| Propagation Delay Time (tPLH, tPHL) | 18 | 25-35 | 40 | ns |
Key Features
- Characterized for use up to 300 mA
- High-voltage outputs up to 30 V
- No output latch-up at 20 V after conducting 300 mA
- High-speed switching
- Open-collector outputs
- Circuit flexibility for varied applications
- TTL-compatible diode-clamped inputs
- Standard supply voltages
Applications
- High-speed logic buffers
- Power drivers
- Lamp drivers
- LED drivers
- Line drivers
- Memory drivers
Q & A
- What is the operating temperature range of the SN75452B?
The SN75452B operates from 0°C to 70°C.
- What is the maximum output voltage of the SN75452B?
The maximum off-state output voltage is 30 V.
- What is the maximum continuous collector or output current of the SN75452B?
The maximum continuous collector or output current is 400 mA.
- Does the SN75452B have latch-up protection?
Yes, the SN75452B is designed to ensure freedom from latch-up.
- What type of inputs does the SN75452B have?
The SN75452B has TTL-compatible diode-clamped inputs.
- What are the typical propagation delay times for the SN75452B?
The propagation delay times are typically between 25-35 ns.
- Can the SN75452B be used in high-speed applications?
Yes, the SN75452B is designed for high-speed switching.
- What are some common applications of the SN75452B?
Common applications include high-speed logic buffers, power drivers, lamp drivers, LED drivers, line drivers, and memory drivers.
- Is the SN75452B compatible with earlier models like the SN75450 family?
Yes, the SN75452B is functionally interchangeable with and replaces the earlier SN75450 and SN75450A families.
- What is the package type and pin count of the SN75452BPG4?
The SN75452BPG4 comes in a PDIP package with 8 pins.
