Overview
The 74LVCH244APW,112 is an 8-bit buffer/line driver produced by Nexperia USA Inc. This integrated circuit is part of the 74LVCH family and is designed to operate in a wide range of supply voltages, making it versatile for various applications. The device features 3-state outputs and can be used as two 4-bit buffers or one 8-bit buffer, making it highly flexible in digital circuit designs.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Nexperia USA Inc. |
| Logic Family | LVC |
| Logic Function | Buffer, Line Driver |
| Number of Channels per Chip | 8 |
| Polarity | Non-Inverting |
| Mounting Type | Surface Mount |
| Package Type | TSSOP |
| Pin Count | 20 |
| Maximum High Level Output Current | -24 mA |
| Maximum Low Level Output Current | 24 mA |
| Maximum Propagation Delay Time @ Maximum CL | 2.8 ns @ 3.3 V |
| Maximum Operating Temperature | +125 °C |
| Minimum Operating Temperature | -40 °C |
| Maximum Operating Supply Voltage | 3.6 V |
| Minimum Operating Supply Voltage | 1.2 V |
| Dimensions | 6.6 mm x 4.5 mm x 0.95 mm |
Key Features
- 3-State Outputs: The device features two output enables (1OE and 2OE), each controlling four of the 3-state outputs, allowing for high-impedance OFF-state when nOE is HIGH.
- Wide Supply Voltage Range: Operates from 1.2 V to 3.6 V, making it suitable for mixed 3.3 V and 5 V environments.
- CMOS Low-Power Consumption: Low power consumption due to CMOS technology.
- Schmitt-Trigger Action: Inputs have Schmitt-trigger action, making the circuit tolerant of slower input rise and fall times.
- Overvoltage Tolerant Inputs: Inputs are overvoltage tolerant up to 5.5 V.
- I OFF Circuitry: Provides partial power-down mode operation, preventing backflow current when the device is powered down.
- ESD Protection: Exceeds 2000 V HBM and 1000 V CDM.
Applications
- Digital Circuit Design: Suitable for use in various digital circuits requiring buffer or line driver functions.
- Mixed Voltage Environments: Can be used as translators in mixed 3.3 V and 5 V environments).
- Partial Power Down Applications: Ideal for applications where partial power-down is required, thanks to the I OFF circuitry).
- General Purpose Logic: Can be used in general-purpose logic applications where low power consumption and high-speed operation are required).
Q & A
- What is the logic function of the 74LVCH244APW,112?
The logic function of the 74LVCH244APW,112 is a buffer and line driver.
- How many channels does the 74LVCH244APW,112 have?
The device has 8 channels.
- What is the operating supply voltage range of the 74LVCH244APW,112?
The operating supply voltage range is from 1.2 V to 3.6 V.
- What is the maximum propagation delay time of the 74LVCH244APW,112?
The maximum propagation delay time is 2.8 ns at 3.3 V.
- Does the 74LVCH244APW,112 have ESD protection?
Yes, it exceeds 2000 V HBM and 1000 V CDM.
- What is the package type of the 74LVCH244APW,112?
The package type is TSSOP with 20 pins.
- Can the 74LVCH244APW,112 be used in mixed voltage environments?
Yes, it can be used as a translator in mixed 3.3 V and 5 V environments.
- What is the purpose of the I OFF circuitry in the 74LVCH244APW,112?
The I OFF circuitry provides partial power-down mode operation, preventing backflow current when the device is powered down.
- What are the dimensions of the 74LVCH244APW,112?
The dimensions are 6.6 mm x 4.5 mm x 0.95 mm.
- Is the 74LVCH244APW,112 suitable for high-speed applications?
Yes, it is suitable for high-speed applications with a maximum frequency of 175 MHz.
