Overview
The 74ALVC164245DGG/AU118 is a high-performance, low-power, low-voltage, Si-gate CMOS device produced by NXP USA Inc. This component is superior to most advanced CMOS compatible TTL families. It is a 16-bit (dual octal) dual supply translating transceiver featuring non-inverting 3-state bus compatible outputs in both send and receive directions. The device is designed to interface between a 3 V and 5 V bus in a mixed 3 V and 5 V supply environment, making it versatile for various voltage-level translation applications.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC(A) Supply Voltage | - | 1.5 | - | 3.6 | V |
| VCC(B) Supply Voltage | - | 1.5 | - | 5.5 | V |
| VIH HIGH-level Input Voltage (nAn port) | VCC(A) = 3.0 V to 3.6 V | 2.0 | - | - | V |
| VIL LOW-level Input Voltage (nBn port) | VCC(B) = 4.5 V to 5.5 V | - | - | 0.8 | V |
| Output Drive Capability | - | - | - | ±24 | mA |
| Propagation Delay (t_pd) | - | - | 2.9 | - | ns |
| Number of Bits | - | - | - | 16 | - |
| Operating Temperature | - | -40 | - | 85 | °C |
| Package | - | - | - | TSSOP48 | - |
Key Features
- Dual Supply Translating Transceiver: The device can operate with two different supply voltages (VCC(A) and VCC(B)), allowing it to translate signals between 3 V and 5 V buses.
- 3-State Bus Compatible Outputs: Outputs can be set to high-impedance state, enabling multiple devices to share the same bus.
- Direction Control: The direction of data flow is controlled by the direction control inputs (1DIR and 2DIR).
- Output Enable Inputs: The output enable inputs (1OE and 2OE) control the output states, allowing for high-impedance outputs when not in use.
- Low Power Consumption: Designed for low power consumption, making it suitable for power-sensitive applications.
- ESD Protection: Complies with JEDEC standards for ESD protection (HBM JESD22-A114F exceeds 2000 V, MM JESD22-A115-A exceeds 200 V).
- Wide Operating Temperature Range: Specified from −40 °C to +85 °C and −40 °C to +125 °C.
Applications
- Mixed Voltage Systems: Ideal for systems that require communication between 3 V and 5 V components.
- Bus Translation: Used in applications where signal translation between different voltage levels is necessary.
- Embedded Systems: Suitable for use in embedded systems that require low power consumption and high performance.
- Industrial Automation: Can be used in industrial automation systems where reliable and efficient data transfer is critical.
- Consumer Electronics: Applicable in consumer electronics that require interfacing between different voltage domains.
Q & A
- What is the primary function of the 74ALVC164245DGG/AU118?
The primary function is to act as a 16-bit dual supply translating transceiver, enabling data translation between 3 V and 5 V buses.
- What are the supply voltage ranges for VCC(A) and VCC(B)?
VCC(A) ranges from 1.5 V to 3.6 V, and VCC(B) ranges from 1.5 V to 5.5 V.
- How is the direction of data flow controlled in the 74ALVC164245DGG/AU118?
The direction of data flow is controlled by the direction control inputs (1DIR and 2DIR).
- What is the purpose of the output enable inputs (1OE and 2OE)?
The output enable inputs control the output states, allowing for high-impedance outputs when not in use.
- What is the typical propagation delay (t_pd) of the 74ALVC164245DGG/AU118?
The typical propagation delay is 2.9 ns.
- What is the operating temperature range of the 74ALVC164245DGG/AU118?
The device operates from −40 °C to +85 °C and −40 °C to +125 °C.
- Does the 74ALVC164245DGG/AU118 have ESD protection?
Yes, it complies with JEDEC standards for ESD protection (HBM JESD22-A114F exceeds 2000 V, MM JESD22-A115-A exceeds 200 V).
- What package type is the 74ALVC164245DGG/AU118 available in?
The device is available in a TSSOP48 package.
- Can the 74ALVC164245DGG/AU118 be used as two separate 8-bit transceivers?
Yes, it can be used as two 8-bit transceivers or one 16-bit transceiver.
- Is the 74ALVC164245DGG/AU118 RoHS compliant?
Yes, the device is RoHS compliant.
