VSC8116QP VITESSE [Vitesse Semiconductor Corporation], VSC8116QP Datasheet - Page 8

• Manufacturer Part Number: VSC8116QP
• Description: ATM/SONET/SDH 622/155Mb/s Transceiver Mux/Demux with Integrated Clock Generation
• Manufacturer: VITESSE [Vitesse Semiconductor Corporation]

ATM/SONET/SDH 622/155Mb/s Transceiver
Mux/Demux with Integrated Clock Generation
Page 8
Table 3: Clock Multiplier Unit Performance
(1)
(2)
(3)
Note: Jitter specification is defined utilizing a 12KHz - 5MHz LP-HP single pole filter.
AC Timing Characteristics
Table 4: Receive High Speed Data Input Timing Table (STS-12 Operation)
Parameter
OCfrange
T
Name
T
T
RXCLK
OCd
RCd
OCj
OCj
RCj
RCj
RC
These Reference Clock Jitter limits are required for the outputs to meet SONET system level jitter requirements
(< 10 mUIrms)
Needed to meet SONET output frequency stability requirements
Measured
RXSU
RXH
f
RXDATAIN+
RXDATAIN-
RXCLKIN+
RXCLKIN-
Reference clock duty cycle
Reference clock jitter (RMS) @ 77.76 MHz ref
Reference clock jitter (RMS) @ 19.44 MHz ref
Reference clock frequency tolerance
Output clock jitter (RMS) @ 77.76 MHz ref
Output clock jitter (RMS) @ 19.44 MHz ref
Output frequency
Output clock duty cycle
Receive clock period
Serial data setup time with respect to RXCLKIN
Serial data hold time with respect to RXCLKIN
Figure 7: Receive High Speed Data Input Timing Diagram
741 Calle Plano, Camarillo, CA 93012 • 805/388-3700 • FAX: [phone]
VITESSE
VITESSE SEMICONDUCTOR CORPORATION
SEMICONDUCTOR CORPORATION
Description
Description
(2)
T
RXSU
(3)
(3)
(1)
(1)
T
RXCLK
T
RXH
Min
620
Min
-20
250
250
40
40
-
1.608
Typ
Typ
-
-
Max
Max
+20
624
60
13
15
60
5
8
-
-
-
VSC8116
Data Sheet
G52220-0, Rev 4.1
Units
Units
MHz
ppm
%
ps
ps
ps
ps
%
ns
ps
ps
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