SCES916A November   2020  – March 2023 SN74LXC8T245

PRODUCTION DATA  

  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, VCCA = 1.2 ± 0.1 V
    7. 6.7  Switching Characteristics, VCCA = 1.5 ± 0.1 V
    8. 6.8  Switching Characteristics, VCCA = 1.8 ± 0.15 V
    9. 6.9  Switching Characteristics, VCCA = 2.5 ± 0.2 V
    10. 6.10 Switching Characteristics, VCCA = 3.3 ± 0.3 V
    11. 6.11 Switching Characteristics, VCCA = 5.0 ± 0.5 V
    12. 6.12 Switching Characteristics: Tsk, TMAX
    13. 6.13 Operating Characteristics
    14. 6.14 Typical Characteristics
  7. 7 Parameter Measurement Information
    1. 7.1 Load Circuit and Voltage Waveforms
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 CMOS Schmitt-Trigger Inputs with Integrated Pulldowns
        1. 8.3.1.1 I/Os with Integrated Dynamic Pull-Down Resistors
        2. 8.3.1.2 Control Inputs with Integrated Static Pull-Down Resistors
      2. 8.3.2 Balanced High-Drive CMOS Push-Pull Outputs
      3. 8.3.3 Partial Power Down (Ioff)
      4. 8.3.4 VCC Isolation and VCC Disconnect (Ioff-float)
      5. 8.3.5 Over-Voltage Tolerant Inputs
      6. 8.3.6 Glitch-Free Power Supply Sequencing
      7. 8.3.7 Negative Clamping Diodes
      8. 8.3.8 Fully Configurable Dual-Rail Design
      9. 8.3.9 Supports High-Speed Translation
    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
      2. 9.2.2 Detailed Design Procedure
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Regulatory Requirements
    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-302558DC-6261-4F8E-815D-A215FBFCBD58-low.gifFigure 5-1 PW and DGS Packages,24-Pin TSSOP and VSSOP(Top View Respectively)
Figure 5-2 RHL and RJW Package,24-Pin VQFN and UQFN(Transparent Top View)
Table 5-1 Pin Functions
PINTYPE(1)DESCRIPTION
NAMEPW, DGS, RHLRJW
VCCA124—A-port supply voltage. 1.1 V ≤ VCCA ≤ 5.5 V.
DIR21IDirection-control signal for all ports. Referenced to VCCA.
A132I/OInput/output A1. Referenced to VCCA.
A243I/OInput/output A2. Referenced to VCCA.
A354I/OInput/output A3. Referenced to VCCA.
A465I/OInput/output A4. Referenced to VCCA.
A576I/OInput/output A5. Referenced to VCCA.
A687I/OInput/output A6. Referenced to VCCA.
A798I/OInput/output A7. Referenced to VCCA.
A8109I/OInput/output A8. Referenced to VCCA.
GND1110—Ground.
1211—Ground.
1312—Ground.
B81413I/OInput/output B8. Referenced to VCCB.
B71514I/OInput/output B7. Referenced to VCCB.
B61615I/OInput/output B6. Referenced to VCCB.
B51716I/OInput/output B5. Referenced to VCCB.
B41817I/OInput/output B4. Referenced to VCCB.
B31918I/OInput/output B3. Referenced to VCCB.
B22019I/OInput/output B2. Referenced to VCCB.
B12120I/OInput/output B1. Referenced to VCCB.
OE2221IOutput Enable. Pull to GND to enable all outputs. Pull to VCCA to place all outputs in high-impedance mode. Referenced to VCCA.
VCCB2322—B-port supply voltage. 1.1 V ≤ VCCB ≤ 5.5 V.
2423—B-port supply voltage. 1.1 V ≤ VCCB ≤ 5.5 V.
PAD———Thermal pad. May be grounded (recommended) or left floating.
(1) I = input, O = output