Overview
The CD74HCT151M96 is a high-speed CMOS logic 8-input digital multiplexer produced by Texas Instruments, although it was previously associated with Harris Corporation. This device is part of the 74HCT series, which is compatible with TTL (Transistor-Transistor Logic) inputs and offers improved performance over standard CMOS logic ICs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | SOIC (16 pins) | - |
| Body Size | 9.90 mm × 3.90 mm | - |
| Supply Voltage Range | 4.5 to 5.5 V | V |
| Operating Temperature Range | -55°C to 125°C | °C |
| Input Voltage Range | 0 to VCC | V |
| Input Rise and Fall Time | 500 ns (at 4.5 V), 400 ns (at 6 V) | ns |
| Propagation Delay (Any Data Input to Y) | 16 to 38 ns (at 4.5 V) | ns |
| Propagation Delay (Any Data Input to W) | 15 to 36 ns (at 4.5 V) | ns |
| Output Transition Time | 15 to 22 ns (at 4.5 V) | ns |
| Input Capacitance | 10 pF | pF |
| Power Dissipation Capacitance | 58 pF | pF |
Key Features
- Complementary data outputs (inverting and non-inverting)
- Buffered inputs and outputs
- High fanout capability: up to 15 LSTTL loads
- Wide operating temperature range: -55°C to 125°C
- Balanced propagation delay and transition times
- Significant power reduction compared to LSTTL logic ICs
- Direct LSTTL input logic compatibility
- High noise immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5 V
Applications
The CD74HCT151M96 is suitable for a variety of digital systems where multiplexing is required. It can be used in data transmission systems, digital switches, and other applications that need to select one of several input signals. Its compatibility with TTL inputs makes it versatile for use in mixed-logic environments.
Q & A
- What is the primary function of the CD74HCT151M96?
The primary function is to act as an 8-channel digital multiplexer, selecting one of eight channels based on three binary control inputs. - What is the operating voltage range for the CD74HCT151M96?
The operating voltage range is 4.5 to 5.5 volts. - What are the package types available for the CD74HCT151M96?
The device is available in SOIC (16 pins) package. - What is the temperature range for the CD74HCT151M96?
The device operates over a temperature range of -55°C to 125°C. - Does the CD74HCT151M96 have complementary outputs?
Yes, it provides both inverting and non-inverting outputs. - How many LSTTL loads can the CD74HCT151M96 drive?
The device can drive up to 15 LSTTL loads. - What is the propagation delay for the CD74HCT151M96?
The propagation delay from any data input to the Y output is typically between 16 to 38 ns at 4.5 V. - Is the CD74HCT151M96 compatible with TTL inputs?
Yes, it is compatible with TTL inputs. - What is the input capacitance of the CD74HCT151M96?
The input capacitance is 10 pF. - What are some common applications of the CD74HCT151M96?
Common applications include data transmission systems, digital switches, and other digital systems requiring multiplexing.
