78p2344jat Teridian Semiconductor Corporation, 78p2344jat Datasheet - Page 22

• Manufacturer Part Number: 78p2344jat
• Description: 4-port E3/ds3/sts-1 With Jitter Attenuator
• Manufacturer: Teridian Semiconductor Corporation

78P2344JAT
4-port E3/DS3/STS-1 LIU
with Jitter Attenuator
ELECTRICAL SPECIFICATIONS
Note 1:
TIMING DIAGRAM
Page 22 of 37
PARAMETER
CKREF Duty Cycle
CKREF Frequency Stability
RCLK Duty Cycle
Data Propagation Delay
Receive Loss of Signal
Assert Timing
Receive Loss of Signal
De-assert Timing
RECEIVE TIMING CHARACTERISTICS:
RCLK
RCLKP=LOW
RNEG
RPOS
RECEIVE LINE
INPUT (REF)
(LINP,LINN)
RCLK
RCLKP=HIGH
At least a 100 S of software delay must be added after STS-1 LOS de-assertion to be compliant with
the ANSI T1.231 requirement of 100 to 250 S.
:
Receive Waveforms (E3/DS3/STS-1)

TRC/TRCF
SYMBOL
TPROP
2005 Teridian Semiconductor Corporation
TPROP
--
--
--
--
(continued)
TRCF
TRC
CONDITIONS
w.r.t. line-rate
frequency
E3 mode
DS3 mode
STS1 mode
E3 mode
DS3 mode
STS1 mode, see
Note 1
TPROP
MIN
-0.3
100
100
-20
2.3
2.3
40
40
10
10
NOM
140
150
130
130
3
3
MAX
+20
255
250
100
255
250
250
60
60
3
Rev 2.2
UNIT
ppm
ns
UI
UI
UI
UI
%
%
S
S