Overview
The 74LVCH162245ADGG:5, produced by NXP USA Inc., is a 16-bit transceiver with integrated 30 Ω termination resistors and 3-state outputs. This device can be utilized as two 8-bit transceivers or as a single 16-bit transceiver, making it highly versatile for various digital logic applications. It features two output enables (1OE and 2OE) and two send/receive direction control inputs (1DIR and 2DIR), allowing for flexible control over data transmission and reception. The device is compatible with both 3.3 V and 5 V logic levels, making it suitable for mixed-voltage environments.
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 74LVCH162245ADGG | n.a. | CMOS/LVTTL | ± 12 | 3.3 | 16 | 175 | low | -40 to 125 | 82 | 36 | TSSOP48 |
Key Features
- Integrated 30 Ω termination resistors for reduced signal reflection and improved signal integrity.
- 3-state outputs with output enables (1OE and 2OE) for controlling output states.
- Send/receive direction control inputs (1DIR and 2DIR) for flexible data transmission and reception.
- Compatibility with both 3.3 V and 5 V logic levels, making it suitable for mixed-voltage environments.
- Schmitt-trigger action at all inputs for tolerance of slower input rise and fall times.
- Bus hold on data inputs to eliminate the need for external pull-up resistors.
- Overvoltage tolerant inputs up to 5.5 V.
- Wide supply voltage range from 1.2 V to 3.6 V.
- CMOS low power consumption.
- Low inductance multiple power and ground pins for minimum noise and ground bounce.
- IOFF circuitry for partial power-down mode operation.
- ESD protection: HBM ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V.
Applications
The 74LVCH162245ADGG:5 is suitable for a variety of applications, including:
- Mixed 3.3 V and 5 V environments where voltage translation is necessary.
- High-speed data transmission systems requiring low signal reflection and high signal integrity.
- Partial power-down applications where IOFF circuitry is beneficial.
- Systems requiring low power consumption and minimal noise.
- General-purpose digital logic circuits where flexibility in data transmission and reception is needed.
Q & A
- What is the primary function of the 74LVCH162245ADGG:5? The primary function is to act as a 16-bit transceiver with integrated 30 Ω termination resistors and 3-state outputs.
- Can the 74LVCH162245ADGG:5 be used in mixed-voltage environments? Yes, it is compatible with both 3.3 V and 5 V logic levels.
- What is the purpose of the Schmitt-trigger action at the inputs? The Schmitt-trigger action makes the circuit tolerant of slower input rise and fall times.
- What is the maximum operating frequency of the 74LVCH162245ADGG:5? The maximum operating frequency is 175 MHz.
- Does the 74LVCH162245ADGG:5 have ESD protection? Yes, it has ESD protection: HBM ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V.
- What is the package type of the 74LVCH162245ADGG:5? The package type is TSSOP48.
- What is the temperature range for the 74LVCH162245ADGG:5? The operating temperature range is -40°C to 125°C.
- Does the 74LVCH162245ADGG:5 support partial power-down mode? Yes, it supports partial power-down mode through IOFF circuitry.
- What is the bus hold feature on the 74LVCH162245ADGG:5? The bus hold feature eliminates the need for external pull-up resistors on data inputs.
- Is the 74LVCH162245ADGG:5 RoHS compliant? Yes, it is RoHS compliant.
