Overview
The CD74HCT541M96 is a high-speed CMOS logic octal buffer and line driver produced by Texas Instruments. This component is part of the 74HCT series and is designed to provide non-inverting buffer functionality with three-state outputs. It operates within a voltage range of 4.5V to 5.5V, making it compatible with TTL (Transistor-Transistor Logic) input levels. The device is packaged in a 20-pin SOIC (Small Outline Integrated Circuit) package, which is surface mountable.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | CD74HCT541M96 |
| Package | 20-SOIC (0.295", 7.50mm Width) |
| Logic Type | Buffer, Non-Inverting |
| Number of Bits per Element | 8 |
| Input Type | TTL-compatible CMOS inputs |
| Output Type | Push-Pull, Three-State |
| Current - Output High, Low | 6mA, 6mA |
| Voltage - Supply | 4.5 V ~ 5.5 V |
| Operating Temperature | -55°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
| Propagation Delay | Typical 9 ns at VCC = 5 V, CL = 15 pF, TA = 25℃ |
| Fanout | Standard outputs: 10 LSTTL loads, Bus driver outputs: 15 LSTTL loads |
Key Features
- Non-inverting octal buffers and line drivers with three-state outputs
- Buffered inputs and push-pull outputs
- Bus line driving capability
- Typical propagation delay of 9 ns at VCC = 5 V, CL = 15 pF, TA = 25℃
- Fanout: Standard outputs can drive 10 LSTTL loads, bus driver outputs can drive 15 LSTTL loads
- Wide operating temperature range: -55℃ to 125℃
- Balanced propagation delay and transition times
- Significant power reduction compared to LSTTL Logic ICs
- Direct LSTTL input logic compatibility: VIL = 0.8 V (max), VIH = 2 V (min)
- CMOS input compatibility: II ≤ 1 μA at VOL, VOH
Applications
The CD74HCT541M96 is suitable for a variety of applications where high-speed buffering and line driving are required. These include:
- Bus line driving in digital systems
- Signal buffering in high-speed digital circuits
- Interface circuits between different logic families
- Industrial control systems requiring robust and reliable logic operations
- Automotive and aerospace applications due to its wide operating temperature range
Q & A
- What is the operating voltage range of the CD74HCT541M96?
The operating voltage range is 4.5 V to 5.5 V.
- What type of inputs does the CD74HCT541M96 have?
The device has TTL-compatible CMOS inputs.
- What is the typical propagation delay of the CD74HCT541M96?
The typical propagation delay is 9 ns at VCC = 5 V, CL = 15 pF, TA = 25℃.
- How many LSTTL loads can the standard outputs drive?
The standard outputs can drive 10 LSTTL loads.
- What is the operating temperature range of the CD74HCT541M96?
The operating temperature range is -55℃ to 125℃.
- Is the CD74HCT541M96 RoHS compliant?
Yes, the CD74HCT541M96 is RoHS compliant.
- What is the package type of the CD74HCT541M96?
The package type is 20-SOIC (0.295", 7.50mm Width).
- Can the CD74HCT541M96 be used in high-speed digital circuits?
Yes, it is suitable for high-speed digital circuits due to its fast propagation delay and high fanout capability.
- How do the output enables (OE1 and OE2) control the outputs?
If either OE1 or OE2 is HIGH, the outputs will be in the high impedance state. For data output, both OE1 and OE2 must be LOW.
- Is the CD74HCT541M96 recommended for new designs?
No, the device is not recommended for new designs as it is in the NRND (Not Recommended for New Designs) status and a lifetime-buy period is in effect.
