MNSC140CORE datasheet(59/88 Pages) FREESCALE

부품명	MNSC140CORE

상세설명	Quad Core 16-Bit Digital Signal Processor

PDF	88 Pages

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제조업체	FREESCALE [Freescale Semiconductor, Inc]

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59 / 88 page

AC Timings

MSC8122 Technical Data, Rev. 13

Freescale Semiconductor

2-25

2.5.12 EE Signals

Figure 2-22 shows the signal behavior of the EE pins.

2.5.13 JTAG Signals

Figure 2-21.

GPIO Timing

Table 2-28.

EE Pin Timing

Number

Characteristics

Type

Min

EE0 (input)

Asynchronous

4 core clock periods

EE1 (output)

Synchronous to Core clock

1 core clock period

Notes:

The core clock is the SC140 core clock. The ratio between the core clock and CLKOUT is configured during power-on-reset.

Refer to Table 1-4 on page 1-6 for details on EE pin functionality.

Figure 2-22.

EE Pin Timing

Table 2-29.

JTAG Timing

No.

Characteristics

All

frequencies

Unit

Min

Max

700

TCK frequency of operation (1/(T

C ×

4); maximum 25 MHz)

0.0

MHz

701

TCK cycle time

40.0

—

702

TCK clock pulse width measured at VM = 1.6 V

•High

•Low

20.0

16.0

—

703

TCK rise and fall times

0.0

3.0

REFCLK

GPIO

(Output)

GPIO

(Input)

Valid

603

High Impedance

604

605

602

601

EE1 out

EE0 in

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