SCLS879A January   2022  – October 2022 SN74HCS245

PRODMIX  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Switching Characteristics
    7. 6.7 Operating Characteristics
    8. 6.8 Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 CMOS IOs
      2. 8.3.2 CMOS Schmitt-Trigger Inputs
      3. 8.3.3 Clamp Diode Structure
    4. 8.4 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
        1. 9.2.1.1 Power Considerations
        2. 9.2.1.2 Input Considerations
        3. 9.2.1.3 Output Considerations
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 Support Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5 Pin Configuration and Functions

GUID-20220216-SS0I-CMZV-MGKQ-7M6BT2KLPG8M-low.gifFigure 5-1 RKS Package, 20-Pin VQFN (Top View)
GUID-20200922-CA0I-3QXS-GDZ2-RGMJ0XTDV6LF-low.gifFigure 5-2 DGS Package, 20-Pin SOT (Top View)
Table 5-1 Pin Functions
PINTYPE(1)DESCRIPTION
NAME NO.
DIR1IDirection control input (L = B → A, H = A → B)
A12I/OChannel 1 output/input A
A23I/OChannel 2 output/input A
A34I/OChannel 3 output/input A
A45I/OChannel 4 output/input A
A56I/OChannel 5 output/input A
A67I/OChannel 6 output/input A
A78I/OChannel 7 output/input A
A89I/OChannel 8 output/input A
GND10

G

Ground
B811I/OChannel 8 input/output B
B712I/OChannel 7 input/output B
B613I/OChannel 6 input/output B
B514I/OChannel 5 input/output B
B415I/OChannel 4 input/output B
B316I/OChannel 3 input/output B
B217I/OChannel 2 input/output B
B118I/OChannel 1 input/output B
OE19IOutput enable, active low
VCC20

P

Positive supply
Thermal Pad(2)—The thermal pad can be connect to GND or left floating. Do not connect to any other signal or supply.
(1)

I = Input, O = Output, I/O = Input or Output, G = Ground, P = Power.

(2) RKS Package Only