VSC8113QB1 VITESSE [Vitesse Semiconductor Corporation], VSC8113QB1 Datasheet - Page 14

• Manufacturer Part Number: VSC8113QB1
• Description: ATM/SONET/SDH 622 Mb/s Transceiver Mux/Demux with Integrated Clock Generation and Clock Recovery
• Manufacturer: VITESSE [Vitesse Semiconductor Corporation]

ATM/SONET/SDH 622 Mb/s Transceiver Mux/Demux
with Integrated Clock Generation and Clock Recovery
Page 14
Table 13: Clock Multiplier Unit Performance
(1)
(2)
(3)
Note: Jitter specification is defined utilizing a 12KHz - 5MHz LP-HP single pole filter.
AC Characteristics
Table 14: PECL and TTL Outputs
Parameters
OCf
T
T
T
Name
T
R,PECL
OCd
RCd
F,PECL
OCj
OCj
OCj
OCj
RCj
RCj
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
R,TTL
F,TTL
range
f
Reference clock duty cycle
Reference clock jitter (RMS) @ 77.76 MHz ref
Reference clock jitter (RMS) @ 51.84 MHz ref
Reference clock jitter (RMS) @ 38.88 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) @ 51.84 MHz ref
Output clock jitter (RMS) @ 38.88 MHz ref
Output clock jitter (RMS) @ 19.44 MHz ref
Output frequency
Output clock duty cycle
TTL Output Rise Time
TTL Output Fall Time
PECL Output Rise Time
PECL Output Fall Time
741 Calle Plano, Camarillo, CA 93012 • 805/388-3700 • FAX: [phone]
Description
VITESSE
VITESSE SEMICONDUCTOR CORPORATION
SEMICONDUCTOR CORPORATION
Description
(2)
Min
(3)
(3)
(3)
(3)
—
—
—
—
(1)
(1)
(1)
(1)
Typ
350
350
1.5
2
Min
620
-20
40
40
Max
—
—
—
—
Units
Typ
ns
ns
ps
ps
10-90%
10-90%
20-80%
20-80%
Max
+20
624
60
13
12
10
13
15
60
9
5
8
Conditions
VSC8113
Data Sheet
G52154-0, Rev 4.2
Units
MHz
ppm
%
ps
ps
ps
ps
ps
ps
ps
ps
%
3/19/99