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PDI1394P25BY

1-port 400 Mbps physical layer interface

Philips Electronics 

Philips Semiconductors

1-port 400 Mbps physical layer interface

Product data

PDI1394P25BY

17.1 External Component Connections

REFER TO SECTION 17.5

12 pF

12 pF

24.576 MHz

VDD

0.1 µF

0.001 µF

CONNECT RESET TO THE SAME SOURCE AS

THE LINK IC OR THROUGH OPTOCOUPLER FOR

GALVANIC ISOLATION. USE 0.1 µF CAPACITOR

TO GND ONLY IN NON-LINK DESIGNS.

POWER DOWN

1 SYSCLK

2 CTL0

3 CTL1

4 D0

5 D1

6 D2

7 D3

8 D4

9 D5

10 D6

11 D7

12 PD

LINK PULSE OR

LINK VDD OR VDD

(REFER TO

FIGURES 7 AND 8)

PDI1394P25BY

AGND 36

AV DD 35

R1 34

R0 33

AGND 32

TPBIAS 31

TPA0+ 30

TPA0– 29

TPB0+ 28

TPB0– 27

AGND 26

AV DD 25

6.34 kΩ ±1%

0.3–1.0 µF

TPBIAS

TP CABLES

INTERFACE CONNECTION

(REFER TO FIGURES 4 AND 5)

390 kΩ

See Figure 6 for recommended power and ground connections.

Figure 10. External Component Connections

SV001922

2002 Oct 11

20

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