Overview
The 74HC154PW, produced by Nexperia USA Inc., is a 4-to-16 line decoder/demultiplexer integrated circuit. This device is part of the 74HC and 74HCT series, known for their high-speed Si-gate CMOS technology and compatibility with low power Schottky TTL (LSTTL) logic. It decodes four binary-coded address inputs (A0 to A3) into sixteen mutually exclusive outputs (Y0 to Y15), making it highly versatile for various digital circuit applications.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Supply Voltage Range | Operating voltage range | 2.0 V to 6.0 V |
| Input Levels | Input logic levels | CMOS level for 74HC154, TTL level for 74HCT154 |
| Propagation Delay | Time for signal to propagate from input to output | 11 ns (typical) for 74HC154, 13 ns (typical) for 74HCT154 |
| Input Capacitance | Capacitance of the input pins | 3.5 pF (typical) |
| Power Dissipation Capacitance | Capacitance related to power dissipation per gate | 60 pF (typical) |
| Operating Temperature Range | Temperature range for operation | -40 °C to +85 °C and -40 °C to +125 °C |
| ESD Protection | Electrostatic discharge protection levels | HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V |
| Package Type | Type of package used | TSSOP24 (SOT355-1) |
Key Features
- 16-line demultiplexing capability
- Decodes four binary-coded inputs into sixteen mutually exclusive outputs
- Two input enable (E0 and E1) inputs; a HIGH on either input forces the outputs HIGH
- Can be used as a 1-to-16 demultiplexer by using one of the enable inputs as the multiplexed data input
- Inputs include clamp diodes for interfacing with voltages in excess of VCC
- CMOS low power dissipation
- High noise immunity
- Latch-up performance exceeds 100 mA per JESD 78 Class II Level B
- Complies with JEDEC standards: JESD8C (2.7 V to 3.6 V) and JESD7A (2.0 V to 6.0 V)
Applications
The 74HC154PW is versatile and can be used in a variety of applications, including:
- Data routing and memory address decoding
- Automotive and industrial control systems
- Consumer electronics and mobile devices
- Computing and power management systems
- Wearable technology and IoT devices
Q & A
- What is the primary function of the 74HC154PW?
The primary function of the 74HC154PW is to decode four binary-coded address inputs into sixteen mutually exclusive outputs, acting as a 4-to-16 line decoder/demultiplexer.
- What are the input levels for the 74HC154 and 74HCT154?
The 74HC154 operates at CMOS input levels, while the 74HCT154 operates at TTL input levels.
- What is the supply voltage range for the 74HC154PW?
The supply voltage range is from 2.0 V to 6.0 V.
- What is the propagation delay for the 74HC154 and 74HCT154?
The propagation delay is typically 11 ns for the 74HC154 and 13 ns for the 74HCT154.
- Does the 74HC154PW have ESD protection?
- What package types are available for the 74HC154PW?
The 74HC154PW is available in a TSSOP24 (SOT355-1) package.
- What are the operating temperature ranges for the 74HC154PW?
The operating temperature ranges are from -40 °C to +85 °C and from -40 °C to +125 °C.
- Can the 74HC154PW be used as a demultiplexer?
- What are some common applications for the 74HC154PW?
- Does the 74HC154PW comply with any specific standards?
