SN74ALVC16834DLR

Product Overview

• Category: Integrated Circuit
• Use: Logic Level Translator
• Characteristics: High-speed, low-voltage, 18-bit universal bus driver with 3-state outputs
• Package: 56-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Logic level translation between different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 2.5ns (typical)
• Output Drive Strength: ±24mA
• ESD Protection: >2000V (Human Body Model)

Detailed Pin Configuration

The SN74ALVC16834DLR has a total of 56 pins, which are organized as follows:

• Pins 1 to 4: GND (Ground)
• Pins 5 to 8: A1 to A4 (Input Bus A)
• Pins 9 to 12: B1 to B4 (Input Bus B)
• Pins 13 to 16: C1 to C4 (Output Bus C)
• Pins 17 to 20: D1 to D4 (Output Bus D)
• Pins 21 to 24: E1 to E4 (Output Bus E)
• Pins 25 to 28: F1 to F4 (Output Bus F)
• Pins 29 to 32: G1 to G4 (Output Bus G)
• Pins 33 to 36: H1 to H4 (Output Bus H)
• Pins 37 to 40: I1 to I4 (Output Bus I)
• Pins 41 to 44: J1 to J4 (Output Bus J)
• Pins 45 to 48: K1 to K4 (Output Bus K)
• Pins 49 to 52: L1 to L4 (Output Bus L)
• Pins 53 to 56: VCC (Power Supply)

Functional Features

• High-speed operation: The SN74ALVC16834DLR can operate at high frequencies, making it suitable for applications requiring fast data transfer.
• Low-voltage compatibility: It supports voltage translation between different logic families operating at different voltage levels.
• 3-state outputs: The device has 3-state outputs, allowing multiple devices to share a common bus without interfering with each other.
• ESD protection: It provides robust electrostatic discharge protection, ensuring reliable operation in harsh environments.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer. - Low-voltage compatibility allows interfacing between different voltage domains. - 3-state outputs facilitate bus sharing among multiple devices. - ESD protection ensures reliability in challenging conditions.

Disadvantages: - Limited number of input and output pins restricts the size of the bus that can be translated. - Requires careful consideration of voltage levels and compatibility when designing the system.

Working Principles

The SN74ALVC16834DLR operates by receiving input signals from one voltage domain and translating them to another voltage domain. It uses a combination of level-shifting circuitry and 3-state buffers to achieve this translation. The device monitors the input voltage levels and adjusts the output levels accordingly, ensuring proper signal integrity and compatibility between different logic families.

Detailed Application Field Plans

The SN74ALVC16834DLR is commonly used in various applications, including:

1. Microcontroller interfacing: It enables communication between microcontrollers operating at different voltage levels.
2. Memory modules: It facilitates data transfer between memory devices with varying voltage requirements.
3. Communication systems: The device is used in communication interfaces to bridge the gap between different logic families.
4. Industrial automation: It plays a crucial role in connecting various components of industrial automation systems operating at different voltages.

Detailed and Complete Alternative Models

1. SN74LVC1T45DBVR: Single-bit level translator with 3-state output, suitable for low-voltage applications.
2. SN74HCT125N: Quad buffer/line driver with 3-state outputs, compatible with TTL logic levels.
3. SN74LVCH16244ADGGR: 16-bit bus transceiver with 3-state outputs, designed for low-voltage applications.

These alternative models offer similar functionality and can be considered as substitutes for the SN74ALVC16834DLR based on specific application requirements.

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