Overview
The 74LVC16245ADGG-Q100118 is a 16-bit bus transceiver produced by NXP USA Inc. This device is part of the LVC (Low Voltage CMOS) family and is designed to operate in mixed 3.3 V and 5 V environments. It can be used as two 8-bit transceivers or one 16-bit transceiver, making it highly versatile for various digital signal transmission applications.
Key Specifications
| Type number | VCC(A) (V) | VCC(B) (V) | Logic switching levels | Output drive capability (mA) | tpd (ns) | Nr of bits | fmax (MHz) | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Rth(j-c) (K/W) | Package name |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 74LVC16245ADGG | n.a. | n.a. | CMOS/LVTTL | ± 24 | 3.0 | 16 | 175 | low | -40 ~ 125 | 82 | 36 | TSSOP48 |
Key Features
- Two output enables (1OE and 2OE) each controlling eight outputs.
- Two send/receive (1DIR and 2DIR) inputs for direction control.
- 3-state outputs with high-impedance OFF-state when nOE is HIGH.
- Inputs can be driven from either 3.3 V or 5 V devices, making it suitable for mixed voltage environments.
- Schmitt-trigger action at all inputs for tolerance of slower input rise and fall times.
- Full specification for partial power down applications using IOFF circuitry.
- Bus hold on data inputs (for 74LVCH16245A) eliminates 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 dissipation.
- MULTIBYTE flow-through standard pin-out architecture.
- Low inductance multiple power and ground pins for minimum noise and ground bounce.
- Direct interface with TTL levels.
- 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 74LVC16245ADGG-Q100118 is suitable for a variety of applications, including:
- Digital signal transmission in mixed voltage systems.
- Bus interfacing and data communication in embedded systems.
- Power management and partial power-down applications.
- High-speed data transfer in computing and networking equipment.
- Automotive and industrial control systems requiring robust and low-power logic solutions.
Q & A
- What is the primary function of the 74LVC16245ADGG-Q100118?
The primary function is to act as a 16-bit bus transceiver, capable of being used as two 8-bit transceivers or one 16-bit transceiver.
- What are the key control inputs for this device?
The device features two output enables (1OE and 2OE) and two send/receive (1DIR and 2DIR) inputs.
- What is the voltage range for the supply voltage (VCC)?
The supply voltage range is from 1.2 V to 3.6 V.
- Is the device tolerant of mixed voltage environments?
Yes, it can be driven by either 3.3 V or 5 V devices.
- 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.
- Does the device support partial power-down applications?
Yes, it is fully specified for partial power down applications using IOFF circuitry.
- What is the significance of bus hold on data inputs?
Bus hold eliminates the need for external pull-up resistors to hold unused inputs (applicable to 74LVCH16245A).
- What is the maximum operating temperature range for this device?
The device operates from -40 °C to +125 °C.
- What kind of ESD protection does the device offer?
The device offers ESD protection: HBM (exceeds 2000 V) and CDM (exceeds 1000 V).
- What is the package type for the 74LVC16245ADGG-Q100118?
The package type is TSSOP48.
