Overview
The 74LVC161D122 is a synchronous, presettable 4-bit binary counter produced by NXP USA Inc. This integrated circuit belongs to the LVC/LCX/Z series and is designed for high-performance logic applications. It features synchronous operation with an internal look-ahead carry, making it suitable for a variety of digital systems. The device is packaged in a PDSO16 (Plastic Dual In-Line Package with 16 pins), which is compact and suitable for modern electronic designs.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC Supply Voltage | Functional | 1.65 | - | 3.6 | V |
| VI Input Voltage | - | 0 | - | 5.5 | V |
| VO Output Voltage | - | 0 | - | VCC | V |
| Tamb Ambient Temperature | - | -40 | - | 125 | °C |
| Δt/ΔV Input Transition Rise and Fall Rate (VCC = 1.65 V to 2.7 V) | - | 0 | - | 20 | ns/V |
| Δt/ΔV Input Transition Rise and Fall Rate (VCC = 2.7 V to 3.6 V) | - | 0 | - | 10 | ns/V |
| VOH HIGH-level Output Voltage (IO = -24 mA; VCC = 3.0 V) | - | 2.2 | - | 2.0 | V |
| VOL LOW-level Output Voltage (IO = 24 mA; VCC = 3.0 V) | - | - | - | 0.55 | V |
| tPHL HIGH to LOW Propagation Delay (VCC = 3.0 V to 3.6 V) | - | 2.5 | - | - | ns |
Key Features
- Synchronous, presettable 4-bit binary counter with internal look-ahead carry.
- Positive edge triggered.
- CMOS technology for low power consumption.
- Wide supply voltage range: 1.65 V to 3.6 V.
- High-speed operation with propagation delays as low as 2.5 ns.
- Asynchronous reset capability.
- Packaged in PDSO16, suitable for compact designs.
Applications
- Digital counters and dividers in various electronic systems.
- Sequential logic circuits.
- Timing and clocking circuits.
- Automotive and industrial control systems.
- Consumer electronics requiring high-speed logic operations.
Q & A
- What is the 74LVC161D122? The 74LVC161D122 is a synchronous, presettable 4-bit binary counter from NXP USA Inc.
- What is the supply voltage range for the 74LVC161D122? The supply voltage range is from 1.65 V to 3.6 V.
- What is the package type of the 74LVC161D122? It is packaged in a PDSO16 (Plastic Dual In-Line Package with 16 pins).
- What are the key features of the 74LVC161D122? Key features include synchronous operation, internal look-ahead carry, positive edge triggering, and asynchronous reset capability.
- What are the typical applications of the 74LVC161D122? Typical applications include digital counters, sequential logic circuits, timing and clocking circuits, and various electronic systems in automotive, industrial, and consumer electronics.
- What is the propagation delay of the 74LVC161D122? The propagation delay can be as low as 2.5 ns for VCC = 3.0 V to 3.6 V.
- Is the 74LVC161D122 suitable for high-speed applications? Yes, it is designed for high-speed logic applications with low propagation delays.
- What is the operating temperature range of the 74LVC161D122? The operating temperature range is from -40°C to +125°C.
- Does the 74LVC161D122 support asynchronous reset? Yes, it supports asynchronous reset capability.
- Where can I find detailed specifications for the 74LVC161D122? Detailed specifications can be found in the product data sheet available from NXP USA Inc. or authorized distributors.
