SCHS246A August   1998  – August 2024 CD74AC251

PRODUCTION DATA  

  1.   1
  2. Features
  3. Description
  4. Pin Configuration and Functions
  5. Specifications
    1. 4.1 Absolute Maximum Ratings
    2. 4.2 Recommended Operating Conditions
    3. 4.3 Thermal Information
    4. 4.4 Electrical Characteristics
    5. 4.5 Switching Characteristics
  6. Parameter Measurement Information
  7. Detailed Description
    1. 6.1 Functional Block Diagram
    2. 6.2 Device Functional Modes
  8. Application and Implementation
    1. 7.1 Power Supply Recommendations
    2. 7.2 Layout
      1. 7.2.1 Layout Guidelines
  9. Device and Documentation Support
    1. 8.1 Documentation Support (Analog)
      1. 8.1.1 Related Links
    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. Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • D|16
Thermal pad, mechanical data (Package|Pins)

Device Functional Modes

Table 6-1 Truth Table
INPUTS OUTPUTS
SELECT OUTPUT ENABLE OE Y Y
S2 S1 S0
X X X H Z Z
L L L L I0 I 0
L L H L I1 I 1
L H L L I2 I 2
L H H L I3 I 3
H L L L I4 I 4
H L H L I5 I 5
H H L L I6 I 6
H H H L I7 I 7