SCLS239O October   1995  – August 2024 SN54AHCT373 , SN74AHCT373

PRODMIX  

  1.   1
  2. 1 Features
  3. 2 Description
  4. 3 Pin Configuration and Functions
  5. 4 Specifications
    1. 4.1 Absolute Maximum Ratings
    2. 4.2 ESD Ratings
    3. 4.3 Recommended Operating Conditions
    4. 4.4 Thermal Information
    5. 4.5 Electrical Characteristics
    6. 4.6 Timing Requirements, VCC = 5 V ± 0.5 V
    7. 4.7 Switching Characteristics, VCC = 5 V ± 0.5 V
    8. 4.8 Noise Characteristics
    9. 4.9 Operating Characteristics
  6. 5 Parameter Measurement Information
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Device Functional Modes
  8. 7 Application and Implementation
    1. 7.1 Power Supply Recommendations
    2. 7.2 Layout
      1. 7.2.1 Layout Guidelines
      2. 7.2.2 Layout Example
  9. 8 Device 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. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • W|20
  • J|20
  • FK|20
Thermal pad, mechanical data (Package|Pins)
Orderable Information

2 Description

The 'AHCT373 devices are octal-transparent D-type latches. When the latch-enable (LE) input is high, the Q outputs follow the data (D) inputs. When LE is low, the Q outputs are latched at the logic levels of the D inputs.

Device Information
PART NUMBER PACKAGE(1) PACKAGE SIZE(2) BODY SIZE(3)
SN54AHCT373 J (CDIP, 20) 24.2mm x 7.62mm 24.2mm × 6.92mm
W (CFP, 20) 13.09mm x 8.13mm 13.09mm × 6.92mm
FK (LCCC, 20) 8.89mm × 8.89mm 8.89mm × 8.89mm
SN74AHCT373 DB (SSOP, 20) 7.2mm × 7.8mm 7.50mm x 5.30mm
DW (SOIC, 20) 12.80mm × 10.3mm 12.8mm x 7.5mm
NS (SOP, 20) 12.60mm x 7.8mm 12.6mm x 5.30mm
N (PDIP, 20) 24.33mm x 9.4mm 25.40mm x 6.35mm
PW (TSSOP, 20) 6.50mm × 6.4mm 6.50mm x 4.40mm
(1) For more information, see Section 10.
(2) The package size (length × width) is a nominal value and includes pins, where applicable.
(3) The body size (length × width) is a nominal value and does not include pins.
SN54AHCT373 SN74AHCT373 Logic Diagram (Positive Logic) Logic Diagram (Positive Logic)