Overview
The 74LVC161DB,118 is a synchronous presettable 4-bit binary counter produced by Nexperia USA Inc. This integrated circuit is designed for high-speed counting applications and features an internal look-ahead carry, which enhances its performance in sequential logic circuits. Although this product has been discontinued, it remains relevant for understanding and utilizing similar components in modern designs.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | 16-SSOP |
| Supply Voltage (Vcc) | 1.65 V to 3.6 V |
| Input Voltage (Vin) | -0.5 V to Vcc + 0.5 V |
| Operating Temperature | -40°C to +125°C |
| Maximum Frequency | 50 MHz |
| Counting Mode | Synchronous Presettable Binary Counter |
| Input Type | Schmitt-trigger inputs |
Key Features
- Synchronous presettable 4-bit binary counter with internal look-ahead carry.
- Schmitt-trigger action at all inputs, making the circuit tolerant of slower input rise and fall times.
- High-speed counting capability up to 50 MHz.
- Low power consumption with a wide operating voltage range (1.65 V to 3.6 V).
- Available in 16-SSOP package.
Applications
The 74LVC161DB,118 is suitable for various high-speed counting applications, including:
- Digital counters and timers.
- Sequential logic circuits.
- High-speed data processing systems.
- Automotive and industrial control systems.
Q & A
- What is the 74LVC161DB,118?
The 74LVC161DB,118 is a synchronous presettable 4-bit binary counter produced by Nexperia USA Inc.
- What is the maximum operating frequency of the 74LVC161DB,118?
The maximum operating frequency is 50 MHz.
- What type of inputs does the 74LVC161DB,118 have?
The 74LVC161DB,118 features Schmitt-trigger inputs.
- What is the operating voltage range of the 74LVC161DB,118?
The operating voltage range is from 1.65 V to 3.6 V.
- In what package is the 74LVC161DB,118 available?
The 74LVC161DB,118 is available in a 16-SSOP package.
- Is the 74LVC161DB,118 still in production?
No, the 74LVC161DB,118 has been discontinued.
- What are some common applications of the 74LVC161DB,118?
Common applications include digital counters, sequential logic circuits, high-speed data processing systems, and automotive and industrial control systems.
- What is the internal look-ahead carry feature?
The internal look-ahead carry feature enhances the counter's performance by allowing it to anticipate and prepare for carry operations, thus improving its speed.
- How does the Schmitt-trigger input improve the circuit's performance?
The Schmitt-trigger input makes the circuit more tolerant of slower input rise and fall times, reducing the likelihood of false triggering.
- What is the operating temperature range of the 74LVC161DB,118?
The operating temperature range is from -40°C to +125°C.
