Overview
The M74HC365 is an advanced high-speed CMOS hex bus buffer with 3-state outputs, fabricated using silicon gate C2MOS technology. This component is designed to provide high-speed data transfer with low power dissipation and high noise immunity. Although the specific model M74HC365B1R is obsolete, the M74HC365 series remains relevant and widely used in various electronic applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | 2 to 6 | V |
| Operating Temperature | -55 to 125 | °C |
| Propagation Delay Time (tPLH, tPHL) | 10 to 23 ns (typ.) at VCC = 6 V | ns |
| High Level Input Voltage (VIH) | 1.5 to 4.2 V (min.) at VCC = 6 V | V |
| Low Level Input Voltage (VIL) | 0.5 to 1.8 V (max.) at VCC = 6 V | V |
| High Level Output Voltage (VOH) | 5.9 to 6.0 V (min.) at IO = -20 μA | V |
| Low Level Output Voltage (VOL) | 0.0 to 0.1 V (max.) at IO = 20 μA | V |
| Quiescent Supply Current (ICC) | 4 to 80 μA (max.) at VCC = 6 V | μA |
| ESD Performance | HBM: 2 kV, MM: 200 V, CDM: 1 kV | V |
Key Features
- High-speed operation: propagation delay time of 10 ns (typ.) at VCC = 6 V.
- 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 = 6 mA (min).
- Wide operating voltage range: VCC (opr) = 2 V to 6 V.
- Pin and function compatible with 74 series 365.
- ESD protection: HBM: 2 kV, MM: 200 V, CDM: 1 kV.
- All inputs equipped with protection circuits against static discharge and transient excess voltage.
Applications
The M74HC365 is suitable for a variety of applications requiring high-speed data transfer and low power consumption, such as:
- General-purpose logic circuits.
- Data transmission and reception systems.
- Buffering and driving of long lines or large capacitive loads.
- Automotive and industrial control systems (for automotive-grade versions).
Q & A
- What is the M74HC365?
The M74HC365 is a high-speed CMOS hex bus buffer with 3-state outputs, fabricated using silicon gate C2MOS technology.
- What are the key features of the M74HC365?
Key features include high-speed operation, low power dissipation, high noise immunity, symmetrical output impedance, and a wide operating voltage range.
- What is the operating voltage range of the M74HC365?
The operating voltage range is from 2 V to 6 V.
- What is the propagation delay time of the M74HC365?
The propagation delay time is typically 10 ns at VCC = 6 V.
- Does the M74HC365 have ESD protection?
- What are the typical applications of the M74HC365?
Typical applications include general-purpose logic circuits, data transmission and reception systems, and automotive and industrial control systems.
- Is the M74HC365B1R model still available?
No, the M74HC365B1R model is obsolete and no longer manufactured.
- What are the package options for the M74HC365?
The M74HC365 is available in SO16 and TSSOP16 packages.
- Does the M74HC365 have automotive-grade versions?
- How do the enable inputs control the outputs of the M74HC365?
The outputs are enabled only when both G1 and G2 inputs are held low. Under all other conditions, the outputs are disabled in a high-impedance state.
