HM62G18512BP-4 Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HM62G18512BP-4

8M Synchronous Fast Static RAM (512k-word × 18-bit)

Hitachi -> Renesas Electronics 

HM62G18512 Series

TAP Controller Instruction Set

IR2

IR1

IR0

Instruction

Operation

0

0

0

SAMPLE-Z

Tristate all data drivers and capture the pad value

0

0

1

IDCODE

0

1

0

SAMPLE-Z

Tristate all data drivers and capture the pad value

0

1

1

BYPASS

1

0

0

SAMPLE

1

0

1

BYPASS

1

1

0

BYPASS

1

1

1

BYPASS

Note: This Device does not perform EXTEST, INTEST or the preload portion of the PRELOAD command

in IEEE 1149.1.

19

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