ADSP-2186NKSTZ-320 View Datasheet(PDF) - Analog Devices

Part Name

Description

Manufacturer

ADSP-2186NKSTZ-320

0.3-2.2V; instruction rate 80MHz; DSP microcomputer

Analog Devices 

ADSP-218xN

IDMA Address Latch

Table 21. IDMA Address Latch

Parameter

Min

Timing Requirements:

tIALP

Duration of Address Latch1, 2

10

tIASU

IAD15–0 Address Setup Before Address Latch End2

5

tIAH

IAD15–0 Address Hold After Address Latch End2

3

tIKA

IACK Low before Start of Address Latch2, 3

0

tIALS

Start of Write or Read After Address Latch End2, 3

3

tIALD

Address Latch Start After Address Latch End1, 2

2

1 Start of Address Latch = IS Low and IAL High.

2 End of Address Latch = IS High or IAL Low.

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

IACK

IAL

IS

IAD15–0

IRD OR IWR

tIKA

tIALP

tIALD

tIALP

tIASU

tIAH

tIASU

tIAH

tIALS

Figure 32. IDMA Address Latch

Max

Unit

ns

ns

ns

ns

ns

ns

Rev. A | Page 34 of 48 | August 2006

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