DSP56011 View Datasheet(PDF) - Motorola => Freescale

Part Name

Description

Manufacturer

DSP56011

24-BIT DVD DIGITAL SIGNAL PROCESSOR

Motorola => Freescale 

Specifications

Host Interface (HI) Timing

HOST INTERFACE (HI) TIMING

Note: Active low lines should be “pulled up” in a manner consistent with the AC

and DC specifications.

PRELIMINARY Table2-8 HostI/OTiming(AllFrequencies)

Num

Characteristics

31 HEN/HACK assertion width1

• CVR, ICR, ISR, RXL read

• IVR, RXH/M read

• Write

32 HEN/HACK deassertion width1

• After TXL writes2

• After RXL reads3

• Between two CVR, ICR, or ISR reads

33 Host data input setup time before HEN/HACK

deassertion

34 Host data input hold time after HEN/HACK

deassertion

35 HEN/HACK assertion to output data active from

high impedance

36 HEN/HACK assertion to output data valid

37 HEN/HACK deassertion to output data high

impedance5

38 Output data hold time after HEN/HACK

Deassertion6

39 HR/W low setup time before HEN assertion

40 HR/W low hold time after HEN deassertion

41 HR/W high setup time to HEN assertion

42 HR/W high hold time after HEN/HACK deassertion

43 HOA0–HOA2 setup time before HEN assertion

44 HOA0–HOA2 Hold Time After HEN Deassertion

45 DMA HACK assertion to HOREQ deassertion4

Min

TC + 31

26

13

13

2 × TC + 31

2 × TC + 31

2 × TC + 31

4

3

0

—

—

2.5

0

3

0

3

0

3

3

Max

—

—

—

—

—

—

—

—

—

—

26

18

—

—

—

—

—

—

—

45

Unit

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

46 DMA HACK deassertion to HOREQ assertion4,5

• For DMA RXL read

• For DMA TXL write

• All other cases

TL + TC + TH

—

ns

TL + TC

—

ns

0

—

ns

Preliminary Information

MOTOROLA

DSP56011 Technical Data Sheet, Rev. 1

2-9

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