Overview
The 74LVC162245ADGG118 is a 16-bit bus transceiver produced by NXP USA Inc. This device is part of the LVC/LCX/Z series and is designed to facilitate data transmission between different voltage levels, making it suitable for mixed 3.3 V and 5 V environments. It features a robust set of specifications and functionalities that enhance its performance and versatility in various electronic systems.
Key Specifications
| Type Number | VCC (V) | Logic Switching Levels | Output Drive Capability (mA) | tpd (ns) | Number of Bits | fmax (MHz) | Power Dissipation Considerations | Tamb (°C) | Rth(j-a) (K/W) | Rth(j-c) (K/W) | Package Name |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 74LVC162245ADGG | 1.2 to 3.6 | CMOS/LVTTL | ± 12 | 3.3 | 16 | 175 | Low | -40 to 125 | 82 | 36 | TSSOP48 |
Key Features
- Bus Hold on Data Inputs: Eliminates the need for external pull-up resistors to hold unused inputs.
- Integrated 30 Ω Termination Resistors: Reduces the need for external termination resistors.
- Overvoltage Tolerant Inputs: Inputs can tolerate up to 5.5 V.
- Wide Supply Voltage Range: Operates from 1.2 V to 3.6 V.
- CMOS Low Power Consumption: Low power consumption suitable for battery-powered devices.
- Partial Power Down Mode: IOFF circuitry prevents backflow current when powered down.
- ESD Protection: HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V.
- Schmitt-Trigger Action: Tolerant of slower input rise and fall times.
Applications
The 74LVC162245ADGG118 is versatile and can be used in a variety of applications, including:
- Mixed Voltage Systems: Acts as a translator between 3.3 V and 5 V devices.
- High-Speed Data Transmission: Suitable for high-speed data transmission due to its low propagation delay and high maximum frequency.
- Industrial and Automotive Systems: Robust specifications make it suitable for use in industrial and automotive environments.
- Embedded Systems: Used in embedded systems requiring low power consumption and high reliability.
Q & A
- What is the primary function of the 74LVC162245ADGG118? The primary function is to act as a 16-bit bus transceiver, facilitating data transmission between different voltage levels.
- What is the voltage range for the 74LVC162245ADGG118? The device operates from 1.2 V to 3.6 V.
- Does the 74LVC162245ADGG118 require external pull-up resistors? No, it has bus hold on data inputs, eliminating the need for external pull-up resistors.
- What is the maximum frequency of operation for the 74LVC162245ADGG118? The maximum frequency is 175 MHz.
- What type of ESD protection does the 74LVC162245ADGG118 have? It has HBM and CDM ESD protection exceeding 2000 V and 1000 V respectively.
- What package type is the 74LVC162245ADGG118 available in? It is available in a TSSOP48 package.
- Can the 74LVC162245ADGG118 be used in mixed voltage environments? Yes, it can be used as a translator between 3.3 V and 5 V devices.
- What is the purpose of the integrated 30 Ω termination resistors? They reduce the need for external termination resistors.
- Does the 74LVC162245ADGG118 support partial power down mode? Yes, it has IOFF circuitry for partial power down mode operation.
- What is the temperature range for the 74LVC162245ADGG118? The operating temperature range is -40°C to 125°C.
