SN74LVTH16245ADGGR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Bus Transceiver
• Characteristics: High-speed, low-voltage, 16-bit bidirectional transceiver
• Package: TSSOP-48
• Essence: Transfers data between two bidirectional buses operating at different voltage levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Input Voltage Levels: VIL = 0.8V, VIH = 2V
• Output Voltage Levels: VOL = 0.4V, VOH = 2.4V
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 3.5ns (Max)
• Output Drive Strength: ±12mA

Detailed Pin Configuration

The SN74LVTH16245ADGGR has a total of 48 pins, arranged as follows:

___________ OE |1 48| VCC A1 |2 47| B1 A2 |3 46| B2 A3 |4 45| B3 A4 |5 44| B4 A5 |6 43| B5 A6 |7 42| B6 A7 |8 41| B7 A8 |9 40| B8 GND |10 39| GND B8 |11 38| A8 B7 |12 37| A7 B6 |13 36| A6 B5 |14 35| A5 B4 |15 34| A4 B3 |16 33| A3 B2 |17 32| A2 B1 |18 31| A1 VCC |19 30| OE# DIR |20 29| GND B9 |21 28| A9 B10 |22 27| A10 B11 |23 26| A11 B12 |24 25| A12 ‾‾‾‾‾‾‾‾‾‾‾‾‾

Functional Features

• Bidirectional level shifting between two buses with different voltage levels
• Supports both 3.3V and 2.5V logic families
• Provides non-inverting data transmission
• Enables or disables the device using the Output Enable (OE) pin
• Direction control using the DIR pin for bus direction selection

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - Wide supply voltage range enables compatibility with various systems - Bidirectional capability simplifies bus communication - Low-voltage operation reduces power consumption

Disadvantages: - Limited to 16-bit data width - Requires careful consideration of voltage compatibility between buses

Working Principles

The SN74LVTH16245ADGGR is a bidirectional level shifter and bus transceiver. It facilitates data transfer between two buses operating at different voltage levels. The device uses a combination of voltage level translation and direction control to ensure proper data transmission.

When the OE pin is low, the device is enabled, allowing bidirectional data flow between the A and B buses. The DIR pin determines the direction of data transfer. When DIR is high, data flows from the A bus to the B bus, and when DIR is low, data flows in the opposite direction.

The SN74LVTH16245ADGGR translates the logic levels of the input signals to match the voltage levels of the corresponding output signals. This enables seamless communication between buses operating at different voltage levels while maintaining signal integrity.

Detailed Application Field Plans

The SN74LVTH16245ADGGR finds applications in various fields where level shifting and bidirectional bus communication are required. Some common application areas include:

1. Microcontroller interfacing with peripherals operating at different voltage levels
2. Communication systems involving multiple devices with varying logic families
3. Industrial automation systems requiring reliable data exchange between subsystems
4. Data acquisition systems with mixed-voltage sensor interfaces
5. Automotive electronics for connecting modules operating at different voltages

Detailed and Complete Alternative Models

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