Overview
The M74HC245RM13TR is an advanced high-speed CMOS octal bus transceiver produced by STMicroelectronics. This integrated circuit is designed for two-way asynchronous communication between data buses and features 3-state outputs. The device is fabricated using silicon gate C2MOS technology, ensuring high speed and low power consumption. It is pin and function compatible with the 74 series 245, making it a versatile component for various digital systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | 2 to 6 | V |
| DC Input Voltage (VI) | -0.5 to VCC + 0.5 | V |
| DC Output Voltage (VO) | -0.5 to VCC + 0.5 | V |
| Propagation Delay Time (tPLH, tPHL) | 10 ns (typ.) at VCC = 6V | ns |
| Input Rise and Fall Time (tr, tf) | 0 to 400 ns at VCC = 6.0V | ns |
| High Level Input Voltage (VIH) | 1.5 to 4.2 V | V |
| Low Level Input Voltage (VIL) | 0.5 to 1.8 V | V |
| High Level Output Voltage (VOH) | 1.9 to 5.9 V | V |
| Low Level Output Voltage (VOL) | 0.0 to 0.4 V | V |
| Quiescent Supply Current (ICC) | 4 to 80 µA | µA |
| Operating Temperature | -55 to 125 °C | °C |
Key Features
- High Speed: Propagation delay time of 10 ns (typ.) at VCC = 6V.
- Low Power Dissipation: Quiescent supply current of 4 µA (max.) at TA = 25°C.
- High Noise Immunity: VNIH = VNIL = 28% VCC (min.).
- Symmetrical Output Impedance: |IOH| = IOL = 6mA (min).
- Balanced Propagation Delays: tPLH ≅ tPHL.
- Wide Operating Voltage Range: VCC (OPR) = 2V to 6V.
- Pin and Function Compatibility: Compatible with 74 series 245.
- Static Discharge Protection: All inputs are equipped with protection circuits against static discharge and transient excess voltage.
Applications
- Data Bus Communication: Ideal for two-way asynchronous communication between data buses in digital systems.
- Digital Systems: Suitable for use in various digital circuits requiring high-speed data transmission and low power consumption.
- Embedded Systems: Can be used in embedded systems where reliable and efficient data transfer is critical.
- Industrial Automation: Applicable in industrial automation systems that require robust and high-speed data communication.
Q & A
- What is the M74HC245RM13TR?
The M74HC245RM13TR is an advanced high-speed CMOS octal bus transceiver produced by STMicroelectronics.
- What is the operating voltage range of the M74HC245RM13TR?
The operating voltage range is from 2V to 6V.
- What is the propagation delay time of the M74HC245RM13TR?
The propagation delay time is 10 ns (typ.) at VCC = 6V.
- What is the quiescent supply current of the M74HC245RM13TR?
The quiescent supply current is 4 µA (max.) at TA = 25°C.
- Is the M74HC245RM13TR protected against static discharge?
- What is the high impedance output leakage current of the M74HC245RM13TR?
The high impedance output leakage current is ± 10 µA at VCC = 6.0V.
- What are the typical applications of the M74HC245RM13TR?
- Is the M74HC245RM13TR compatible with other 74 series components?
- What is the operating temperature range of the M74HC245RM13TR?
- What is the input rise and fall time of the M74HC245RM13TR?
