SN74ALVCH16334DLR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-voltage, 16-bit buffer/driver with 3-state outputs
• Package: 48-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
• Maximum Operating Frequency: 400 MHz
• Number of Channels: 16
• Output Drive Capability: ±24 mA
• Propagation Delay: 2.8 ns (typical)

Detailed Pin Configuration

The SN74ALVCH16334DLR has a total of 48 pins, which are divided into four groups:

Group A (Pins 1-12)

• Pin 1: GND (Ground)
• Pins 2-9: Data Inputs (D0-D7)
• Pin 10: OE (Output Enable)
• Pin 11: VCC (Positive Power Supply)
• Pin 12: GND (Ground)

Group B (Pins 13-24)

• Pins 13-20: Data Inputs (D8-D15)
• Pin 21: VCC (Positive Power Supply)
• Pin 22: GND (Ground)
• Pin 23: OE (Output Enable)
• Pins 24-31: Data Outputs (Q0-Q7)

Group C (Pins 32-43)

• Pins 32-39: Data Outputs (Q8-Q15)
• Pin 40: VCC (Positive Power Supply)
• Pin 41: GND (Ground)
• Pin 42: OE (Output Enable)
• Pins 43-48: Data Inputs (D16-D21)

Group D (Pins 44-48)

• Pin 44: VCC (Positive Power Supply)
• Pin 45: GND (Ground)
• Pin 46: OE (Output Enable)
• Pins 47-48: Data Outputs (Q16-Q17)

Functional Features

• Logic level translation between different voltage domains
• High-speed operation with low propagation delay
• 3-state outputs for bus-oriented applications
• Wide supply voltage range for compatibility with various systems
• ESD (Electrostatic Discharge) protection on all inputs and outputs

Advantages and Disadvantages

Advantages

• Supports bidirectional voltage translation
• Can be used in mixed-voltage systems
• Provides high-speed data transfer
• Offers robust ESD protection
• Compact package size for space-constrained designs

Disadvantages

• Limited to 16-bit data width
• Requires careful consideration of power supply voltages
• May not be suitable for applications requiring higher drive capability

Working Principles

The SN74ALVCH16334DLR is designed to translate logic levels between different voltage domains. It operates by receiving input signals from one voltage domain and translating them to the corresponding voltage levels in another domain. The output signals are then driven at the appropriate voltage levels.

The device utilizes a combination of CMOS (Complementary Metal-Oxide-Semiconductor) and BiCMOS (Bipolar Complementary Metal-Oxide-Semiconductor) technologies to achieve high-speed operation while maintaining low power consumption.

Detailed Application Field Plans

The SN74ALVCH16334DLR can be used in various applications, including:

1. Microprocessor and microcontroller interfaces
2. Memory address and data buses
3. Level shifting between different voltage domains
4. Communication systems with mixed-voltage signaling
5. Industrial automation and control systems
6. Automotive electronics
7. Consumer electronics

Detailed and Complete Alternative Models

1. SN74ALVC164245DLR: 16-bit bus transceiver with 3-state outputs
2. SN74LVC16374ADLR: 16-bit D-type flip-flop with 3-state outputs
3. SN74LVCH16245ADLR: 16-bit bus transceiver with 3-state outputs and voltage level translation

These alternative models offer similar functionality and can be considered as substitutes for the SN74ALVCH16334DLR in specific applications.

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