MIPSPR31500 데이터 시트보기 (PDF) - Philips Electronics

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MIPSPR31500

Poseidon embedded processor

Philips Electronics 

Philips Semiconductors

Poseidon embedded processor

Preliminary specification

MIPS

PR31500

SPI

ITEM

PARAMETER

1

SPIMCLK high time

2

SPICLK low time

3

SPICLK period

4

Delay SPICLK Rising to SPIOUT

4

Delay SPICLK Rising to SPIOUT

7

Delay SPICLK Falling to SPIOUT

7

Delay SPICLK Falling to SPIOUT

8

SPIIN to SPICLK Rising Setup time

9

SPIIN to SPICLK Rising Hold time

5

SPIIN to SPICLK Falling Setup time

6

SPIIN to SPICLK Falling Hold time

SPI TIMING DIAGRAMS

1

SPICLK

RISING/FALLING

–

–

–

Rising

Falling

Rising

Falling

–

–

–

–

LIMITS

MIN

MAX

120

–

120

–

250

–

–

–

–

–

15

–

15

–

15

–

15

–

UNIT

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

2

SPIOUT

SPIIN

3

4

5

6

Figure 10. SPI Timing (PHAPOL = 1)

SN00177

SPICLK

SPIOUT

SPIIN

7

8

9

Figure 11. SPI Timing (PHAPOL = 0)

SN00178

1996 Sep 24

20

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