Overview
The SN74HC4040PW is a 12-stage asynchronous binary counter produced by Texas Instruments. This integrated circuit is part of the HC (High-Speed CMOS) logic family and is designed for a wide range of applications requiring binary counting. The device features a high level of integration, with all 12 stages of the counter available externally, making it versatile for various digital circuits.
Key Specifications
| Parameter | Min | Nom | Max | Unit |
|---|---|---|---|---|
| VCC (Supply Voltage) | 2 | 5 | 6 | V |
| VIH (High-level Input Voltage) | 1.5 (VCC=2V), 3.15 (VCC=4.5V), 4.2 (VCC=6V) | V | ||
| VIL (Low-level Input Voltage) | 0.5 (VCC=2V), 1.35 (VCC=4.5V), 1.8 (VCC=6V) | V | ||
| ICC (Power Consumption) | 80 | µA | ||
| tpd (Propagation Delay) | 16 (VCC=4.5V), 12 (VCC=6V) | 30 (VCC=4.5V), 26 (VCC=6V) | 45 (VCC=4.5V), 38 (VCC=6V) | ns |
| tPHL (Clear to Any Output) | 17 (VCC=4.5V), 13 (VCC=6V) | 28 (VCC=4.5V), 24 (VCC=6V) | 42 (VCC=4.5V), 36 (VCC=6V) | ns |
| tt (Input Transition Rise/Fall Time) | 8 (VCC=4.5V), 6 (VCC=6V) | 15 (VCC=4.5V), 13 (VCC=6V) | 22 (VCC=4.5V), 19 (VCC=6V) | ns |
| TA (Operating Free-Air Temperature) | -40 | 125 | °C | |
| Package | 16-TSSOP |
Key Features
- Wide operating voltage range of 2 V to 6 V
- Outputs can drive up to 10 LSTTL loads
- Low power consumption, 80-µA max ICC
- Typical propagation delay of 12 ns at VCC = 6 V
- ±4-mA output drive at 5 V
- Low input current of 1 µA max
- CMOS input compatibility
- RoHS compliant
Applications
The SN74HC4040PW is suitable for a variety of applications, including:
- Time-delay circuits
- Counter controls
- Frequency-dividing circuits
- General-purpose binary counting in digital systems
Q & A
- What is the SN74HC4040PW?
The SN74HC4040PW is a 12-stage asynchronous binary counter integrated circuit produced by Texas Instruments.
- What is the operating voltage range of the SN74HC4040PW?
The operating voltage range is from 2 V to 6 V.
- How many LSTTL loads can the outputs of the SN74HC4040PW drive?
The outputs can drive up to 10 LSTTL loads.
- What is the typical propagation delay of the SN74HC4040PW?
The typical propagation delay is 12 ns at VCC = 6 V.
- What is the maximum power consumption of the SN74HC4040PW?
The maximum power consumption is 80 µA.
- What is the input current of the SN74HC4040PW?
The input current is 1 µA max.
- Is the SN74HC4040PW RoHS compliant?
- What are the common applications of the SN74HC4040PW?
- What package types are available for the SN74HC4040PW?
The SN74HC4040PW is available in a 16-TSSOP package.
- What is the maximum count of the SN74HC4040PW?
The maximum count is 4095.
