PM5345 S/UNI-155
DATA SHEET
PMC-930305
ISSUE 4
SATURN USER NETWORK INTERFACE
Figure 5
- Recommended Interface with AD802
FB
VREF
RAVD (141)
TAVD1 (15)
10µF
0.1µF
630Ω
FB
Vcc
10µF
0.1µF
VT2 (24)
TXD+ (22)
TXD- (23)
59Ω
59Ω
0
0
Z
Z
= 50Ω
= 50
Transmit
PMD
Ω
Vcc
312Ω
312Ω
TSER (26)
RSER (25)
0.01µF
100Ω
0
0
Z
Z
= 50Ω
= 50
TXCI+ (14)
TXCI- (13)
155.52 MHz
Oscillator
Ω
0.01µF
0.01µF
330Ω
330Ω
330Ω
330Ω
330Ω
330Ω
TXCO+ (19)
TXCO- (18)
Z0 = 50Ω
RXD+ (143)
RXD- (142)
(2) DATAOUT+
(1) DATAOUT-
100Ω
0
Z
= 50
Ω
0.01µF
0.01µF
AD802
PM 5345
RXC+ (139)
Z0 = 50Ω
(5) CLKOUT+
100Ω
0.01µF
0
Z
= 50
Ω
(4) CLKOUT-
RXC- (138)
RAVS (140)
TAVS1 (16)
TAVS2 (21)
Vcc
TAVD2 (20)
VT1 (17)
10µF
0.1µF
In Figure 5, the interface between the S/UNI and the Analog Devices AD802 is
shown. In addition to the AD802, a 155.52 MHz oscillator provides the transmit
clock to the S/UNI. Oscillator vendors include CTS Corporation, C-MAC Quartz
Crystals Ltd., and Connor Winfield.
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE
10
PMC [ PMC-SIERRA, INC ]
