用户手册 — Cypress CY7C1447AV33

目录

• Features

  1
• Functional Description

  1
• Selection Guide

  1
• Logic Block Diagram - CY7C1441AV33 (1M x 36)

  2
• Logic Block Diagram - CY7C1443AV33 (2Mx 18)

  2
• Logic Block Diagram - CY7C1447AV33 (512K x 72)

  3
• Pin Configurations

  4
• Pin Definitions

  7
• Functional Overview

  9
  • Single Read Accesses

    9
  • Single Write Accesses Initiated by ADSP

    9
  • Single Write Accesses Initiated by ADSC

    9
  • Burst Sequences

    9
• Interleaved Burst Address Table (MODE = Floating or VDD)

  9
• Linear Burst Address Table (MODE = GND)

  9
  • Sleep Mode

    9
• ZZ Mode Electrical Characteristics

  10
• Truth Table

  10
• Partial Truth Table for Read/Write

  11
• Truth Table for Read/Write

  11
• Function (CY7C1443AV33)[2]

  11
• Truth Table for Read/Write

  11
• Function (CY7C1447AV33)[2, 8]

  11
• IEEE 1149.1 Serial Boundary Scan (JTAG)

  12
  • Disabling the JTAG Feature

    12
• TAP Controller State Diagram

  12
  • Test Access Port (TAP)

    12
    • Test Clock (TCK)

      12
    • Test MODE SELECT (TMS)

      12
    • Test Data-In (TDI)

      12
    • Test Data-Out (TDO)

      12
• TAP Controller State Diagram

  12
  • PERFORMING A TAP RESET

    12
  • TAP REGISTERS

    12
    • INSTRUCTION REGISTER

      13
    • BYPASS REGISTER

      13
    • BOUNDARY SCAN REGISTER

      13
    • IDENTIFICATION (ID) REGISTER

      13
  • TAP Instruction Set

    13
    • OVERVIEW

      13
    • IDCODE

      13
    • SAMPLE Z

      13
    • SAMPLE/PRELOAD

      13
    • BYPASS

      13
    • EXTEST

      14
    • EXTEST OUTPUT BUS TRI-STATE

      14
    • Reserved

      14
• TAP Timing

  14
• TAP AC Switching Characteristics

  15
• 3.3V TAP AC Test Conditions

  16
• 3.3V TAP AC Output Load Equivalent

  16
• 2.5V TAP AC Test Conditions

  16
• 2.5V TAP AC Output Load Equivalent

  16
• TAP DC Electrical Characteristics And Operating Conditions (0C < TA < +70C; VDD = 3.135V to 3.6V unless otherwise noted)[11]

  16
• Identification Register Definitions

  17
• Scan Register Sizes

  17
• Identification Codes

  17
  • 165-ball FBGA Boundary Scan Order[13,14]

    18
• Maximum Ratings

  19
• Operating Range

  19
• Electrical Characteristics Over the Operating Range[15, 16]

  19
  • DC Electrical Characteristics Over the Operating Range

    19
• Capacitance

  20
• Parameter[17]

  20
• Thermal Resistance

  20
• Switching Characteristics

  21
• Timing Diagrams

  22
• Ordering Information

  26
• Package Diagrams

  27
• Document History Page

  30