Analog-devices ADSP-2186 Bedienungsanleitung PDF herunterladen (Seite 23)

ADSP-2186

REV. 0

–23–

Parameter Min Max Unit

IDMA Address Latch

Timing Requirements:

IALP

Duration of Address Latch

1, 3

10 ns

IASU

IAD15–0 Address Setup before Address Latch End

5ns

IAH

IAD15–0 Address Hold after Address Latch End

2ns

IKA

IACK Low before Start of Address Latch

2, 3

0ns

IALS

Start of Write or Read after Address Latch End

2, 3

3ns

NOTES

Start of Address Latch = IS Low and IAL High.

Start of Write or Read = IS Low and IWR Low or IRD Low.

End of Address Latch = IS High or IAL Low.

IKA

IAD 15–0

IACK

IAL

IRD

IWR

IALP

IASU

IAH

IALS

Figure 20. IDMA Address Latch

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