SCAS551F November   1995  – February 2024 SN74AC564

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 Recommended Operating Conditions
    3. 4.3 Thermal Information
    4. 4.4 Electrical Characteristics
    5. 4.5 Timing Requirements, VCC = 3.3 V ± 0.3 V
    6. 4.6 Timing Requirements, VCC = 5 V ± 0.5 V
    7. 4.7 Switching Characteristics, VCC = 3.3 V ± 0.3 V
    8. 4.8 Switching Characteristics, VCC = 5 V ± 0.5 V
    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)
  • DB|20
  • N|20
  • DW|20
  • PW|20
Thermal pad, mechanical data (Package|Pins)
Orderable Information

3 Pin Configuration and Functions

GUID-218DE3F4-8C55-4E26-BF5C-B26DBAF411B2-low.png Figure 3-1 SN74AC564 DB, DW, N, NS, or PW Package (Top View)
Table 3-1 Pin Functions
PIN I/O DESCRIPTION
NAME NO.
OE 1 Input Output enable for all channels, active low
D1 2 Input Input for channel 1
D2 3 Input Input for channel 2
D3 4 Input Input for channel 3
D4 5 Input Input for channel 4
D5 6 Input Input for channel 5
D6 7 Input Input for channel 6
D7 8 Input Input for channel 7
D8 9 Input Input for channel 8
GND 10 — Ground
CLK 11 Input Clock input for all channels, rising edge triggered
Q8 12 Output Output for channel 8
Q7 13 Output Output for channel 7
Q6 14 Output Output for channel 6
Q5 15 Output Output for channel 5
Q4 16 Output Output for channel 4
Q3 17 Output Output for channel 3
Q2 18 Output Output for channel 2
Q1 19 Output Output for channel 1
VCC 20 — Positive supply