SCES340F september   2000  – july 2023 SN74LV21A

PRODMIX  

  1.   1
  2. 1Features
  3. 2Description
  4. 3Revision History
  5. 4Pin Configuration and Functions
  6. 5Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  ESD Ratings
    3. 5.3  Recommended Operating Conditions
    4. 5.4  Thermal Information
    5. 5.5  Electrical Characteristics
    6. 5.6  Switching Characteristics, VCC = 2.5 V ± 0.2 V
    7. 5.7  Switching Characteristics, VCC = 3.3 V ± 0.3 V
    8. 5.8  Switching Characteristics, VCC = 5 V ± 0.5 V
    9. 5.9  Noise Characteristics
    10. 5.10 Operating Characteristics
  7. 6Parameter Measurement Information
  8. 7Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Device Functional Modes
  9. 8Device and Documentation Support
    1. 8.1 Documentation Support (Analog)
      1. 8.1.1 Related Documentation
    2. 8.2 Receiving Notification of Documentation Updates
    3. 8.3 Support Resources
    4. 8.4 Trademarks
    5. 8.5 Electrostatic Discharge Caution
    6. 8.6 Glossary
  10. 9Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • D|14
  • DB|14
  • DGV|14
  • PW|14
  • NS|14
Thermal pad, mechanical data (Package|Pins)
Orderable Information

4 Pin Configuration and Functions

GUID-23A3F86D-39B2-4A08-8997-6B7A9FE0855C-low.gifFigure 4-1 SN74LV21A D, DB, DGV, NS, or PW Package (Top View)
Table 4-1 Pin Functions
PINTYPE(1)DESCRIPTION
NAMENO.
1A1I1A Input
1B2I1B Input
NC3—Not internally connected
1C4I1C Input
1D5I1D Input
1Y6O1Y Output
2Y8O2Y Output
2A9I2A Input
2B10I2B Input
NC11—Not internally connected
2C12I2C Input
2D13I2D Input
GND7—Ground Pin
VCC14—Power Pin
(1) Signal Types: I = Input, O = Output.