DSP56364 View Datasheet(PDF) - Motorola => Freescale

Part Name

Description

Manufacturer

DSP56364

24-Bit Audio Digital Signal Processor

Motorola => Freescale 

Specifications

Freescale Semiconductor, Inc.

Reset, Stop, Mode Select, and Interrupt Timing

2.9 RESET, STOP, MODE SELECT, AND INTERRUPT TIMING

Table 2-7 Reset, Stop, Mode Select, and Interrupt Timing6

No.

Characteristics

8 Delay from RESET assertion to all pins at reset

value3

9 Required RESET duration4

• Power on, external clock generator, PLL

disabled

• Power on, external clock generator, PLL

enabled

• Power on, internal oscillator

• During STOP, XTAL disabled

(PCTL Bit 16 = 0)

• During STOP, XTAL enabled

(PCTL Bit 16 = 1)

• During normal operation

10 Delay from asynchronous RESET deassertion

to first external address output (internal reset

deassertion)5

• Minimum

• Maximum

13 Mode select setup time

14 Mode select hold time

15 Minimum edge-triggered interrupt request

assertion width

16 Minimum edge-triggered interrupt request deas-

sertion width

17 Delay from IRQA, IRQB, IRQD, NMI asser-

tion to external memory access address out

valid

• Caused by first interrupt instruction fetch

• Caused by first interrupt instruction

execution

Expression

—

50 × ETC

1000 × ETC

75000 × ETC

75000 × ETC

2.5 × TC

2.5 × TC

3.25 × TC + 2.0

20.25 TC + 7.50

4.25 × TC + 2.0

7.25 × TC + 2.0

Min Max Unit

— 26.0 ns

500.0 —

ns

10.0 —

ns

0.75 —

µs

0.75 —

ms

25.0 —

ms

25.0 —

ns

34.5 —

ns

— 211.5 ns

30.0 —

ns

0.0

—

ns

6.6

—

ns

6.6

—

ns

44.5 —

ns

74.5 —

ns

2-8

DSP56364 Advance Information

MOTOROLA

For More Information On This Product,

Go to: www.freescale.com

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