ADZS-BF537-EZLITE Analog Devices, ADZS-BF537-EZLITE Datasheet - Page 36
ADZS-BF537-EZLITE
Manufacturer Part Number
ADZS-BF537-EZLITE
Description
Specifications: Type: DSP ; Contents: Evaluation Board, Software and Documentation ; For Use With/Related Products: ADSP-BF537 ; Lead Free Status: Lead Free ; RoHS Status: RoHS Compliant
Manufacturer
Analog Devices
Datasheet
1.ADZS-BF537-EZLITE.pdf
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ADSP-BF534/ADSP-BF536/ADSP-BF537
External DMA Request Timing
Table 28
operations.
Table 28. External DMA Request Timing
Parameter
Timing Requirements
t
t
t
t
DR
DH
DMARACT
DMARINACT
and
Figure 15
(ACTIVE HIGH)
(ACTIVE LOW)
DMAR0/1
DMAR0/1
CLKOUT
DMARx Asserted to CLKOUT High Setup
CLKOUT High to DMARx Deasserted Hold Time
DMARx Active Pulse Width
DMARx Inactive Pulse Width
describe the external DMA request
t
DR
t
t
DMARACT
DMARACT
Figure 15. External DMA Request Timing
Rev. I | Page 36 of 68 | July 2010
t
DH
t
t
DMARINACT
DMARINACT
Min
6.0
0.0
1.0 × t
1.75 × t
SCLK
SCLK
Max
Unit
ns
ns
ns
ns
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