Motorola DSP56305 Manuel d'utilisateur télécharger pdf (Page 32)

Chip Errata

DSP56305 Digital Signal Processor

Mask: 0F13S

DSP56305 Errata  1996 - 2002 Motorola pg. 32 /ng/12/20/02

ED17

Description (added 9/28/98):

In all DSP563xx technical datasheets, a note is to be added under

"AC Electrical Characteristics" that although the minimum value for

"Frequency of Extal" is 0MHz, the device AC test conditions are

15MHz and rated speed.

Workaround:

N/A

0F13S

ED18

Description (added 11/2/98):

The PCI host must not change the values of the HBE[3:0] bits during

PCI read transactions from the HI32 as a PCI target.

0F13S

ED19

Description (added 11/9/98):

To guarantee the proper HI32 operation, the DMA should service

the HI32 under the following restrictions:

• Two DMA channels should not service the DRXR FIFO if

master and slave data is mixed there.

• The DMA data transfers should not be concurrent with the

56300 Core data transfers to/from the same HI32 data

FIFO.

0F13S

ED20

Description (added 11/24/98):

In the Technical Datasheet Voh-TTL should be listed at 2.4 Volts,

not as:

TTL = Vcc-0.4

Workaround:

This is a documentation update.

0F13S

ED21

Description (added 11/24/98):

In the Technical Datasheet Iol should be listed as 1.6 mA, not as 3.0

mA.

Workaround:

This is a documentation update.

0F13S

Errata

Number

Document Update

Applies

to Mask

1 2 ... 27 28 29 30 31 32 33 34 35 36 37 ... 46 47

 1996-2002 Motorola 1
TTL = Vcc-0.4 32

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Motorola DSP56305 Manuel d'utilisateur Page 32

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