SN54LVTT244

Features: • State-of-the-Art Advanced BiCMOS Technology (ABT) Design for 3.3-V Operation and Low-Static Power Dissipation• Support Mixed-Mode Signal Operation (5-V Input and Output Voltages With 3.3-V VCC)• Support Unregulated Battery Operation Down to 2.7 V• Typical VOLP (...

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SeekIC No. : 004497225 Detail

SN54LVTT244: Features: • State-of-the-Art Advanced BiCMOS Technology (ABT) Design for 3.3-V Operation and Low-Static Power Dissipation• Support Mixed-Mode Signal Operation (5-V Input and Output Volta...

floor Price/Ceiling Price

Part Number:
SN54LVTT244
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2025/12/24

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Product Details

Description



Features:

• State-of-the-Art Advanced BiCMOS Technology (ABT) Design for 3.3-V Operation and Low-Static Power Dissipation
• Support Mixed-Mode Signal Operation (5-V Input and Output Voltages With 3.3-V VCC)
• Support Unregulated Battery Operation Down to 2.7 V
• Typical VOLP (Output Ground Bounce) < 0.8 V at VCC = 3.3 V, TA = 25°C
• Latch-Up Performance Exceeds 500 mA Per JEDEC Standard JESD-17
• Supports Live Insertion
• Package Options Include Plastic Small-Outline (DW), Shrink Small-Outline (DB), and Thin Shrink Small-Outline (PW) Packages, Ceramic Chip Carriers (FK), Ceramic Flat (W) Packages, and Ceramic (J) DIPs



Pinout

  Connection Diagram


Specifications

Supply voltage range, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  . . . 0.5 V to 4.6 V
Input voltage range, VI (see Note 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5 V to 7 V
Voltage range applied to any output in the high state or power-off state, VO (see Note 1) . . . . 0.5 V to 7 V
Current into any output in the low state, IO: SN54LVTT244 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96 mA
                                                                       SN74LVTT244 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128 mA
Current into any output in the high state, IO (see Note 2): SN54LVTT244 . . . . . . . . . . . . . . . . . . . . . . . . 48 mA
                                                                                              SN74LVTT244 . . . . . . . . . . . . . . . . . . . . . . . . 64 mA
Input clamp current, IIK (VI < 0) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 mA
Output clamp current, IOK (VO < 0) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 mA
Maximum power dissipation at TA = 55°C (in still air) (see Note 3): DB package . . . . . . . . . . . . . . . . . . . 0.6 W
DW package . . . . . . . . . . . . . . . . . . . 1.6 W
PW package . . . . . . . . . . . . . . . . . . . 0.7 W
Storage temperature range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65°C to 150°C
† Stresses beyond those listed under "absolute maximum ratings" may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated under "recommended operating conditions" is not
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
NOTES: 1. The input and output negative-voltage ratings may be exceeded if the input and output clamp-current ratings are observed.
2. This current flows only when the output is in the high state and VO > VCC.
3. The maximum package power dissipation is calculated using a junction temperature of 150°C and a board trace length of 750 mils.
For more information, refer to the Package Thermal Considerations application note in the 1994 ABT Advanced BiCMOS Technology
Data Book, literature number SCBD002B.



Description

These octal buffers and line drivers SN54LVTT244 are designed specifically for low-voltage (3.3-V) VCC operation, but with the capability to provide a TTL interface to a 5-V system environment.

The SN54LVTT244 are organized as two 4-bit line drivers with separate output-enable (OE) inputs.

When OE is low, the SN54LVTT244 passes data from the A inputs to the Y outputs. When OE is high, the outputs are in the high-impedance state.

To ensure the high-impedance state during power up or power down, OE should be tied to VCC through a pullup resistor; the minimum value of the resistor SN54LVTT244 is determined by the current-sinking capability of the driver.

The SN74LVTT244 is available in TI's shrink small-outline package (DB), which provides the same I/O pin count and functionality of standard small-outline packages in less than half the printed-circuit-board area.

The SN54LVTT244 is characterized for operation over the full military temperature range of 55°C to 125°C.

The SN74LVTT244 is characterized for operation from 40°C to 85°C.




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