s1r72900 Epson Electronics America, Inc., s1r72900 Datasheet - Page 31

• Manufacturer Part Number: s1r72900
• Description: Physical Layer Ic Compliant With The Ieee 1394-1995 And Ieee 1394a-2000 Standards.
• Manufacturer: Epson Electronics America, Inc.

7.3 Cable Port Interface
7.3.1 Cable port interface circuit
Figure 7.10 shows a circuit diagram of the cable port interface.
Figure 7.11 shows an example of outer shield circuit of the cable port.
Rev. 1.0
CABLE PORT
1M
Figure 7.11 Cable port outer shield circuit
Figure 7.10 Cable port interface circuit
240pF
CPS
TPA P
TPA N
TPB P
TPB N
TPBIAS
56
56
0.01 F
PHYV
EPSON
DD
56
5.1k
56
VF=0.4V
1 F
0.01 F
OUTER CABLE SHIELD
240k
CABLE
POWER
TWIST
PAIR A
TWIST
PAIR B
OUTER SHIELD
TERMINATION
S1R72900F00A
27